TDA3664AT [NXP]

Very low dropout voltage/quiescent current 5 V voltage regulator; 非常低的压差电压/静态电流5 V稳压器
TDA3664AT
型号: TDA3664AT
厂家: NXP    NXP
描述:

Very low dropout voltage/quiescent current 5 V voltage regulator
非常低的压差电压/静态电流5 V稳压器

稳压器
文件: 总16页 (文件大小:92K)
中文:  中文翻译
下载:  下载PDF数据表文档文件
INTEGRATED CIRCUITS  
DATA SHEET  
TDA3664  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
Preliminary specification  
1999 Sep 01  
Supersedes data of 1999 Aug 11  
File under Integrated Circuits, IC01  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
FEATURES  
General  
Able to withstand voltages up to 18 V at the output  
(supply line may be short-circuited)  
ESD protection on all pins  
Fixed 5 V, 100 mA regulator  
Supply voltage range up to +33 V (45 V)  
Very low quiescent current (typically 15 µA)  
Very low dropout voltage  
DC short-circuit safe to ground and VP of regulator  
output  
Temperature protection (Tj > 150 °C).  
High ripple rejection  
GENERAL DESCRIPTION  
Very high stability  
The TDA3664 is a fixed 5 V voltage regulator with very low  
dropout voltage/quiescent current, which operates over a  
wide supply voltage range.  
– Electrolytic capacitors: ESR (Equivalent Series  
resistance) < 38 at IREG 25 mA  
– Other capacitors: 100 nF at 200 µA IREG 100 mA  
The regulator is available as:  
see Fig.5 and Fig.6  
TDA3664T: SO8 package (non-automotive)  
TDA3664AT: SO8 package (automotive)  
TDA3664: SOT223 package (automotive).  
Pin compatible family TDA3662 up to TDA3666.  
Protections  
Automotive: VP 50P V, 40 °C Tamb +125 °C.  
Non-automotive: VP 22V, 40 °C Tamb +85 °C.  
Reverse polarity safe (down to 25 V without high  
reverse current)  
Negative transient of 50 V (RS = 10 , t < 100 ms)  
QUICK REFERENCE DATA  
SYMBOL  
Supply  
PARAMETER  
CONDITIONS  
MIN.  
TYP. MAX. UNIT  
VP  
supply voltage  
TDA3664  
regulator on  
3
14.4  
14.4  
14.4  
15  
45  
45  
33  
30  
V
TDA3664AT  
TDA3664T  
regulator on  
3
3
V
regulator on  
V
Iq(tot)  
total quiescent supply current  
(all versions)  
VP = 14.4 V; no load  
µA  
Voltage regulator  
VREG  
regulator output voltage  
TDA3664T  
8 V VP 22 V  
4.8  
4.75  
4.75  
5.0  
5.0  
5.2  
V
V
V
V
TDA3664 and TDA3664AT  
regulator output current  
dropout voltage  
6 V VP 45 V  
5.25  
5.25  
0.3  
IREG  
0.5 mA IREG 100 mA  
IREG = 50 mA  
5.0  
VREG(drop)  
0.18  
ORDERING INFORMATION  
TYPE  
PACKAGE  
NUMBER  
NAME  
DESCRIPTION  
VERSION  
SOT223  
TDA3664  
plastic surface mounted package; collector pad for good heat transfer; 4 leads  
TDA3664T  
TDA3664AT  
SO8 plastic small outline package; 8 leads; body width 3.9 mm  
SO8 plastic small outline package; 8 leads; body width 3.9 mm  
SOT96-1  
SOT96-1  
1999 Sep 01  
2
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
BLOCK DIAGRAM  
handbook, halfpage  
1 (8)  
V
P
3 (1)  
REGULATOR  
REG  
BANDGAP  
THERMAL  
PROTECTION  
TDA3664  
2, 4 (3)  
MGL809  
GND  
Pins between brackets are for the SO8 version.  
Fig.1 Block diagram for SOT223.  
PINNING  
SYMBOL  
PIN  
DESCRIPTION  
SOT223  
SO8  
VP  
1
8
supply voltage  
ground  
GND  
REG  
n.c.  
2 and 4  
3
3
1
regulator output  
not connected  
2, 4, 5, 6 and 7  
GND  
handbook, halfpage  
handbook, halfpage  
4
1
2
3
4
8
7
6
5
V
P
REG  
n.c.  
n.c.  
n.c.  
n.c.  
TDA3664  
GND  
n.c.  
1
2
3
V
P
REG  
GND  
MDA959  
MGL810  
Fig.2 Pin configuration of SOT223.  
Fig.3 Pin configuration of SO8.  
1999 Sep 01  
3
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
FUNCTIONAL DESCRIPTION  
A temperature protection is included, which switches the  
regulator output off at IC temperatures above 150 °C.  
The TDA3664 is a fixed 5 V regulator which can deliver  
output currents up to 100 mA. The regulator is available in  
SO8 and SOT223 packages. The regulator is intended for  
portable, mains, telephone and automotive applications.  
To increase the lifetime of batteries, a specially built-in  
clamp circuit keeps the quiescent current of this regulator  
very low, also in dropout and full load conditions.  
A new output structure guarantees the stability of the  
regulator with an ESR up to 38 . This is very attractive as  
the ESR of an electrolytic capacitor increases strongly at  
low temperatures (no expensive tantalum capacitor  
required).  
The regulator remains operational down to very low supply  
voltages, below which it switches off.  
LIMITING VALUES  
In accordance with the Absolute Maximum Rating System (IEC 134).  
SYMBOL PARAMETER CONDITIONS  
supply voltage  
MIN.  
MAX.  
UNIT  
VP  
TDA3664T  
22  
V
V
V
V
TDA3664  
45  
TDA3664AT  
45  
VP(rp)  
Ptot  
reverse polarity supply voltage  
total power dissipation  
SO8  
non-operating  
25  
Tamb = 25 °C  
0.8  
5
W
W
SOT223  
Tstg  
storage temperature  
ambient temperature range  
TDA3664T  
non-operating  
operating  
55  
+150  
°C  
Tamb  
40  
40  
40  
40  
+85  
°C  
°C  
°C  
°C  
TDA3664  
+125  
+125  
+150  
TDA3664AT  
Tj  
junction temperature  
operating  
THERMAL CHARACTERISTICS  
SYMBOL  
PARAMETER  
CONDITIONS  
VALUE  
UNIT  
Rth(j-a)  
thermal resistance from junction to ambient  
in free air, soldered in  
SO8  
155  
100  
25  
K/W  
K/W  
K/W  
SOT223  
Rth(j-c)  
thermal resistance from junction to case (SOT223)  
in free air  
QUALITY SPECIFICATION  
In accordance with “SNW-FQ-611E”. The number of the quality specification can be found in the “Quality Reference  
Handbook”.  
1999 Sep 01  
4
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
CHARACTERISTICS  
VP = 14.4 V; Tamb = 25 °C; see Fig.4; unless otherwise specified.  
SYMBOL  
PARAMETER  
CONDITIONS  
MIN.  
TYP. MAX.  
UNIT  
Supply voltage  
VP  
supply voltage  
TDA3664  
regulator operating; note 1  
regulator operating; note 1  
regulator operating; note 1  
VP = 4.5 V; IREG = 0  
3
14.4  
14.4  
14.4  
10  
45  
45  
33  
V
TDA3664AT  
TDA3664T  
3
3
V
V
Iq  
quiescent current  
µA  
µA  
mA  
mA  
VP = 14.4 V; IREG = 0  
15  
30  
0.5  
2.5  
6 V VP 22 V; IREG = 10 mA  
6 V VP 22 V; IREG = 50 mA  
0.2  
1.4  
Regulator output: on pin REG (IREG = 0.5 mA), 40 °C Tamb 125 °C; note 2  
VREG  
regulated output voltage  
IREG = 0.5 mA,  
4.8  
5.0  
5.2  
V
8 V VP 22 V, Tamb = 25 °C  
I
REG = 0.5 mA, 8 V VP 22 V 4.75  
5.0  
5.0  
5.0  
1
5.25  
5.25  
5.25  
10  
V
0.5 mA IREG 100 mA  
6 V VP 45 V; note 2  
8 V VP 16 V, Tamb = 25 °C  
7 V VP 22 V, Tamb = 25 °C  
7 V VP 45 V; note 2  
0.5 mA IREG 50 mA  
fi = 120 Hz; Vripple = 1 Vrms  
IREG = 50 mA; VP = 4.5 V;  
4.75  
4.75  
V
V
VREG(line) line regulation voltage  
VREG(load) load regulation voltage  
mV  
mV  
mV  
mV  
dB  
V
1
30  
1
50  
10  
60  
0.18  
50  
SVRR  
supply voltage ripple rejection  
dropout voltage  
50  
VREG(drop)  
0.3  
Tamb 85 °C  
IREG(crl)  
VREG(stab)  
ILO(rp)  
current limit  
VREG > 4.5 V  
0.17  
0.25  
20  
1
A
long-term stability  
output leakage current  
mV/1000 h  
with reverse polarity input  
500  
µA  
VP = 15 V, VREG 0.3 V  
Notes  
1. The regulator output will follow VP if VP < VREG + VREG(drop)  
2. TDA3664T: VP 22 V; 40 °C Tamb 85 °C.  
1999 Sep 01  
5
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
TEST AND APPLICATION INFORMATION  
Test information  
Application information  
NOISE  
The output noise is determined by the value of the output  
capacitor, see Table 1.  
Table 1 Noise figures  
OUTPUT  
CURRENT  
IO (mA)  
NOISE FIGURE (µV)(1)  
handbook, halfpage  
(3)  
V
1
3
REG  
(2)  
P
(1)  
CO = 10 µF CO = 47 µF CO = 100 µF  
C1  
1 µF  
C2  
TDA3664  
0.5  
50  
550  
650  
320  
400  
300  
400  
2, 4  
MDA960  
Note  
1. Measured at a bandwidth of 10 Hz to 100 kHz.  
STABILITY  
(1) C1 is optional (to minimize supply noise only).  
(2) C2 = 10 µF.  
The regulator is stabilized with an external capacitor on the  
output. The value of this capacitor can be selected using  
the diagrams shown in Fig.5 and Fig.6. The four examples  
on the next page show the effects of the stabilization circuit  
using different values for the output capacitor.  
(3) VREG = 5 V.  
Fig.4 Test circuit (SOT223).  
MDA961  
MDA962  
2
3
10  
10  
handbook, halfpage  
handbook, halfpage  
ESR  
()  
ESR  
()  
(1)  
2
10  
10  
22  
10  
stable region  
1
stable region  
1
(2)  
1  
1  
10  
10  
2
3
1  
2
1
10  
10  
10  
10  
1
10  
10  
C2 (µF)  
I
(mA)  
REG  
(1) Maximum ESR (Equivalent Series resistance)  
at 200 µA IREG 100 mA.  
(2) Minimum ESR only when IREG 200 µA.  
Fig.5 Curve for selecting the value of the output  
capacitor.  
Fig.6 ESR dependency due to IREG for selecting  
the right type of output capacitor.  
1999 Sep 01  
6
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
Example 1  
The total thermal resistance of the TDA3664 (SOT223  
package) can be decreased to lower values when pin 4  
and body of the package are soldered to the printed-circuit  
board.  
The regulator is stabilized with an electrolytic output  
capacitor of 68 µF (ESR = 0.5 ). At 40 °C, the capacitor  
value is decreased to 22 µF and the ESR is increased to  
3.5 . The regulator will remain stable at a temperature of  
40 °C.  
Application circuit with backup function  
Sometimes, a backup function is needed to supply, for  
example, a microprocessor for a short period of time when  
the supply voltage spikes to 0 V (or even 1 V).  
Example 2  
The regulator is stabilized with an electrolytic output  
capacitor of 10 µF (ESR = 3.3 ). At 40 °C, the capacitor  
value is decreased to 3 µF and the ESR is increased to  
20 . The regulator will remain stable at a temperature of  
40 °C.  
This function can be easily built with the TDA3664 by using  
a large output capacitor. When the supply voltage is 0 V  
(or 1 V), no large current will flow into the output pin out  
of this large output capacitor (only a few µA).  
The application circuit is given in Fig.7.  
Example 3  
The regulator is stabilized with a 100 nF MKT capacitor on  
the output. Full stability is guaranteed when the output  
current is over 200 µA.  
Because the thermal influence on this capacitor value is  
almost zero, the regulator will remain stable at a  
temperature of 40 °C.  
handbook, halfpage  
(3)  
V
1
3
REG  
(2)  
P
(1)  
C1  
1 µF  
C2  
TDA3664  
Example 4  
2, 4  
The regulator is stabilized with a 100 nF capacitor in  
MDA960  
parallel with a electrolytic capacitor of 10 µF on the output.  
The regulator is now stable under all conditions and  
independent of:  
The ESR of the electrolytic capacitor  
The value of the electrolytic capacitor  
The output current.  
(1) C1 is optional (to minimize supply noise only).  
(2) C2 4700 µF.  
(3) VREG = 5 V.  
APPLICATION CIRCUITS  
Fig.7 Application circuit with backup functionality  
(SOT223 version).  
The maximum output current of the regulator equals:  
150 Tamb  
150 Tamb  
------------------------------------------------------  
th(j-a) × (VP VREG  
Io(max)  
=
=
(mA)  
-------------------------------------  
100 × (VP 5)  
R
)
When Tamb = 21 °C, the maximum output current equals  
140 mA at VP =14 V.  
1999 Sep 01  
7
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
ADDITIONAL APPLICATION INFORMATION  
This section gives typical curves for various parameters measured on the TDA3664AT. Standard test conditions are:  
VP = 14.4 V; Tamb = 25 °C.  
MDA949  
MDA947  
4
25  
handbook, halfpage  
handbook, halfpage  
I
q
(µA)  
I
q
(mA)  
20  
3
15  
10  
5
2
1
0
0
0
0
10  
20  
30  
40  
50  
10  
20  
30  
V
(V)  
V
(V)  
P
P
Fig.8 Quiescent current as a function of supply  
voltage (no load).  
Fig.9 Quiescent current increase at high supply  
voltage.  
MDA951  
MDA948  
2
0.48  
handbook, halfpage  
handbook, halfpage  
I
(1)  
q
I
q
(mA)  
(mA)  
1.5  
0.44  
1
0.5  
0
0.40  
0.36  
(2)  
40  
0
40  
80  
120  
160  
T (°C)  
5
10  
15  
20  
25  
V
(V)  
P
j
(1) Iq at 50 mA load.  
(2) Iq at 10 mA load.  
Fig.10 Quiescent current as a function of  
temperature.  
Fig.11 Quiescent current as a function of supply  
voltage (IO = 10 mA).  
1999 Sep 01  
8
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
MDA950  
MDA952  
2
4
handbook, halfpage  
handbook, halfpage  
I
q
I
q
(mA)  
(mA)  
3
1.8  
2
1
1.6  
1.4  
0
0
20  
40  
60  
80  
I
100  
(mA)  
5
10  
15  
20  
25  
V
(V)  
P
REG  
Fig.12 Quiescent current as a function of supply  
voltage (IO = 50 mA).  
Fig.13 Quiescent current as a function of load  
current.  
MDA953  
MDA955  
5.10  
6
handbook, halfpage  
handbook, halfpage  
V
V
REG  
(V)  
REG  
(V)  
5.05  
4
5.00  
4.95  
2
0
50  
0
50  
100  
150  
200  
T (°C)  
50  
0
50  
100  
150  
200  
T (°C)  
j
j
Fig.14 Output voltage as a function of temperature  
(no load).  
Fig.15 Output voltage thermal protection  
behaviour (no load).  
1999 Sep 01  
9
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
MDA954  
MDA957  
500  
6
handbook, halfpage  
handbook, halfpage  
V
REG(drop)  
V
REG  
(V)  
(V)  
400  
4
300  
200  
100  
2
0
0
0
40  
80  
120  
100  
200  
300  
I
(mA)  
I
(mA)  
REG  
REG  
Fig.16 Dropout voltage as a function of load  
current  
Fig.17 Foldback protection mode measured at  
VP = 8 V with pulsed load.  
MDA956  
30  
handbook, halfpage  
(1)  
SVRR  
(dB)  
(2)  
(3)  
40  
50  
60  
70  
(1)  
(2)  
(3)  
2
3
4
5
10  
10  
10  
10  
10  
f (Hz)  
(1) SVRR at RL = 10 k.  
(2) SVRR at RL = 500 Ω.  
(3) SVRR at RL = 100 Ω.  
Fig.18 SVRR as a function of frequency at several  
load conditions (CO = 10 µF).  
1999 Sep 01  
10  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
PACKAGE OUTLINES  
Plastic surface mounted package; collector pad for good heat transfer; 4 leads  
SOT223  
D
B
E
A
X
c
y
H
v
M
A
E
b
1
4
Q
A
A
1
L
1
2
3
p
e
b
p
w
M
B
detail X  
1
e
0
2
4 mm  
scale  
DIMENSIONS (mm are the original dimensions)  
A
UNIT  
A
b
b
c
D
E
e
e
H
L
p
Q
v
w
y
p
1
1
1
E
1.8  
1.5  
0.10 0.80  
0.01 0.60  
3.1  
2.9  
0.32  
0.22  
6.7  
6.3  
3.7  
3.3  
7.3  
6.7  
1.1  
0.7  
0.95  
0.85  
mm  
4.6  
2.3  
0.2  
0.1  
0.1  
REFERENCES  
JEDEC  
EUROPEAN  
PROJECTION  
OUTLINE  
VERSION  
ISSUE DATE  
IEC  
EIAJ  
96-11-11  
97-02-28  
SOT223  
1999 Sep 01  
11  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
SO8: plastic small outline package; 8 leads; body width 3.9 mm  
SOT96-1  
D
E
A
X
c
y
H
v
M
A
E
Z
5
8
Q
A
2
A
(A )  
3
A
1
pin 1 index  
θ
L
p
L
1
4
e
w
M
detail X  
b
p
0
2.5  
5 mm  
scale  
DIMENSIONS (inch dimensions are derived from the original mm dimensions)  
A
(1)  
(1)  
(2)  
UNIT  
A
A
A
b
c
D
E
e
H
L
L
p
Q
v
w
y
Z
θ
1
2
3
p
E
max.  
0.25  
0.10  
1.45  
1.25  
0.49  
0.36  
0.25  
0.19  
5.0  
4.8  
4.0  
3.8  
6.2  
5.8  
1.0  
0.4  
0.7  
0.6  
0.7  
0.3  
mm  
1.27  
0.050  
1.05  
0.041  
1.75  
0.25  
0.01  
0.25  
0.01  
0.25  
0.1  
8o  
0o  
0.010 0.057  
0.004 0.049  
0.019 0.0100 0.20  
0.014 0.0075 0.19  
0.16  
0.15  
0.244  
0.228  
0.039 0.028  
0.016 0.024  
0.028  
0.012  
inches 0.069  
0.01 0.004  
Notes  
1. Plastic or metal protrusions of 0.15 mm maximum per side are not included.  
2. Plastic or metal protrusions of 0.25 mm maximum per side are not included.  
REFERENCES  
OUTLINE  
EUROPEAN  
PROJECTION  
ISSUE DATE  
VERSION  
IEC  
JEDEC  
EIAJ  
95-02-04  
97-05-22  
SOT96-1  
076E03S  
MS-012AA  
1999 Sep 01  
12  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
SOLDERING  
If wave soldering is used the following conditions must be  
observed for optimal results:  
Introduction to soldering surface mount packages  
Use a double-wave soldering method comprising a  
turbulent wave with high upward pressure followed by a  
smooth laminar wave.  
This text gives a very brief insight to a complex technology.  
A more in-depth account of soldering ICs can be found in  
our “Data Handbook IC26; Integrated Circuit Packages”  
(document order number 9398 652 90011).  
For packages with leads on two sides and a pitch (e):  
– larger than or equal to 1.27 mm, the footprint  
longitudinal axis is preferred to be parallel to the  
transport direction of the printed-circuit board;  
There is no soldering method that is ideal for all surface  
mount IC packages. Wave soldering is not always suitable  
for surface mount ICs, or for printed-circuit boards with  
high population densities. In these situations reflow  
soldering is often used.  
– smaller than 1.27 mm, the footprint longitudinal axis  
must be parallel to the transport direction of the  
printed-circuit board.  
Reflow soldering  
The footprint must incorporate solder thieves at the  
downstream end.  
Reflow soldering requires solder paste (a suspension of  
fine solder particles, flux and binding agent) to be applied  
to the printed-circuit board by screen printing, stencilling or  
pressure-syringe dispensing before package placement.  
For packages with leads on four sides, the footprint must  
be placed at a 45° angle to the transport direction of the  
printed-circuit board. The footprint must incorporate  
solder thieves downstream and at the side corners.  
Several methods exist for reflowing; for example,  
infrared/convection heating in a conveyor type oven.  
Throughput times (preheating, soldering and cooling) vary  
between 100 and 200 seconds depending on heating  
method.  
During placement and before soldering, the package must  
be fixed with a droplet of adhesive. The adhesive can be  
applied by screen printing, pin transfer or syringe  
dispensing. The package can be soldered after the  
adhesive is cured.  
Typical reflow peak temperatures range from  
215 to 250 °C. The top-surface temperature of the  
packages should preferable be kept below 230 °C.  
Typical dwell time is 4 seconds at 250 °C.  
A mildly-activated flux will eliminate the need for removal  
of corrosive residues in most applications.  
Wave soldering  
Manual soldering  
Conventional single wave soldering is not recommended  
for surface mount devices (SMDs) or printed-circuit boards  
with a high component density, as solder bridging and  
non-wetting can present major problems.  
Fix the component by first soldering two  
diagonally-opposite end leads. Use a low voltage (24 V or  
less) soldering iron applied to the flat part of the lead.  
Contact time must be limited to 10 seconds at up to  
300 °C.  
To overcome these problems the double-wave soldering  
method was specifically developed.  
When using a dedicated tool, all other leads can be  
soldered in one operation within 2 to 5 seconds between  
270 and 320 °C.  
1999 Sep 01  
13  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
Suitability of surface mount IC packages for wave and reflow soldering methods  
SOLDERING METHOD  
PACKAGE  
WAVE  
REFLOW(1)  
BGA, SQFP  
not suitable  
suitable  
suitable  
suitable  
suitable  
suitable  
HLQFP, HSQFP, HSOP, HTSSOP, SMS not suitable(2)  
PLCC(3), SO, SOJ  
LQFP, QFP, TQFP  
SSOP, TSSOP, VSO  
suitable  
not recommended(3)(4)  
not recommended(5)  
Notes  
1. All surface mount (SMD) packages are moisture sensitive. Depending upon the moisture content, the maximum  
temperature (with respect to time) and body size of the package, there is a risk that internal or external package  
cracks may occur due to vaporization of the moisture in them (the so called popcorn effect). For details, refer to the  
Drypack information in the “Data Handbook IC26; Integrated Circuit Packages; Section: Packing Methods”.  
2. These packages are not suitable for wave soldering as a solder joint between the printed-circuit board and heatsink  
(at bottom version) can not be achieved, and as solder may stick to the heatsink (on top version).  
3. If wave soldering is considered, then the package must be placed at a 45° angle to the solder wave direction.  
The package footprint must incorporate solder thieves downstream and at the side corners.  
4. Wave soldering is only suitable for LQFP, TQFP and QFP packages with a pitch (e) equal to or larger than 0.8 mm;  
it is definitely not suitable for packages with a pitch (e) equal to or smaller than 0.65 mm.  
5. Wave soldering is only suitable for SSOP and TSSOP packages with a pitch (e) equal to or larger than 0.65 mm; it is  
definitely not suitable for packages with a pitch (e) equal to or smaller than 0.5 mm.  
DEFINITIONS  
Data sheet status  
Objective specification  
Preliminary specification  
Product specification  
This data sheet contains target or goal specifications for product development.  
This data sheet contains preliminary data; supplementary data may be published later.  
This data sheet contains final product specifications.  
Limiting values  
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or  
more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation  
of the device at these or at any other conditions above those given in the Characteristics sections of the specification  
is not implied. Exposure to limiting values for extended periods may affect device reliability.  
Application information  
Where application information is given, it is advisory and does not form part of the specification.  
LIFE SUPPORT APPLICATIONS  
These products are not designed for use in life support appliances, devices, or systems where malfunction of these  
products can reasonably be expected to result in personal injury. Philips customers using or selling these products for  
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such  
improper use or sale.  
1999 Sep 01  
14  
Philips Semiconductors  
Preliminary specification  
Very low dropout voltage/quiescent  
current 5 V voltage regulator  
TDA3664  
NOTES  
1999 Sep 01  
15  
Philips Semiconductors – a worldwide company  
Argentina: see South America  
Netherlands: Postbus 90050, 5600 PB EINDHOVEN, Bldg. VB,  
Tel. +31 40 27 82785, Fax. +31 40 27 88399  
Australia: 3 Figtree Drive, HOMEBUSH, NSW 2140,  
Tel. +61 2 9704 8141, Fax. +61 2 9704 8139  
New Zealand: 2 Wagener Place, C.P.O. Box 1041, AUCKLAND,  
Tel. +64 9 849 4160, Fax. +64 9 849 7811  
Austria: Computerstr. 6, A-1101 WIEN, P.O. Box 213,  
Tel. +43 1 60 101 1248, Fax. +43 1 60 101 1210  
Norway: Box 1, Manglerud 0612, OSLO,  
Tel. +47 22 74 8000, Fax. +47 22 74 8341  
Belarus: Hotel Minsk Business Center, Bld. 3, r. 1211, Volodarski Str. 6,  
220050 MINSK, Tel. +375 172 20 0733, Fax. +375 172 20 0773  
Pakistan: see Singapore  
Belgium: see The Netherlands  
Brazil: see South America  
Philippines: Philips Semiconductors Philippines Inc.,  
106 Valero St. Salcedo Village, P.O. Box 2108 MCC, MAKATI,  
Metro MANILA, Tel. +63 2 816 6380, Fax. +63 2 817 3474  
Bulgaria: Philips Bulgaria Ltd., Energoproject, 15th floor,  
51 James Bourchier Blvd., 1407 SOFIA,  
Tel. +359 2 68 9211, Fax. +359 2 68 9102  
Poland: Ul. Lukiska 10, PL 04-123 WARSZAWA,  
Tel. +48 22 612 2831, Fax. +48 22 612 2327  
Portugal: see Spain  
Romania: see Italy  
Canada: PHILIPS SEMICONDUCTORS/COMPONENTS,  
Tel. +1 800 234 7381, Fax. +1 800 943 0087  
China/Hong Kong: 501 Hong Kong Industrial Technology Centre,  
72 Tat Chee Avenue, Kowloon Tong, HONG KONG,  
Tel. +852 2319 7888, Fax. +852 2319 7700  
Russia: Philips Russia, Ul. Usatcheva 35A, 119048 MOSCOW,  
Tel. +7 095 755 6918, Fax. +7 095 755 6919  
Singapore: Lorong 1, Toa Payoh, SINGAPORE 319762,  
Colombia: see South America  
Czech Republic: see Austria  
Tel. +65 350 2538, Fax. +65 251 6500  
Slovakia: see Austria  
Slovenia: see Italy  
Denmark: Sydhavnsgade 23, 1780 COPENHAGEN V,  
Tel. +45 33 29 3333, Fax. +45 33 29 3905  
South Africa: S.A. PHILIPS Pty Ltd., 195-215 Main Road Martindale,  
2092 JOHANNESBURG, P.O. Box 58088 Newville 2114,  
Tel. +27 11 471 5401, Fax. +27 11 471 5398  
Finland: Sinikalliontie 3, FIN-02630 ESPOO,  
Tel. +358 9 615 800, Fax. +358 9 6158 0920  
France: 51 Rue Carnot, BP317, 92156 SURESNES Cedex,  
Tel. +33 1 4099 6161, Fax. +33 1 4099 6427  
South America: Al. Vicente Pinzon, 173, 6th floor,  
04547-130 SÃO PAULO, SP, Brazil,  
Tel. +55 11 821 2333, Fax. +55 11 821 2382  
Germany: Hammerbrookstraße 69, D-20097 HAMBURG,  
Tel. +49 40 2353 60, Fax. +49 40 2353 6300  
Spain: Balmes 22, 08007 BARCELONA,  
Tel. +34 93 301 6312, Fax. +34 93 301 4107  
Hungary: see Austria  
Sweden: Kottbygatan 7, Akalla, S-16485 STOCKHOLM,  
Tel. +46 8 5985 2000, Fax. +46 8 5985 2745  
India: Philips INDIA Ltd, Band Box Building, 2nd floor,  
254-D, Dr. Annie Besant Road, Worli, MUMBAI 400 025,  
Tel. +91 22 493 8541, Fax. +91 22 493 0966  
Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH,  
Tel. +41 1 488 2741 Fax. +41 1 488 3263  
Indonesia: PT Philips Development Corporation, Semiconductors Division,  
Gedung Philips, Jl. Buncit Raya Kav.99-100, JAKARTA 12510,  
Tel. +62 21 794 0040 ext. 2501, Fax. +62 21 794 0080  
Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1,  
TAIPEI, Taiwan Tel. +886 2 2134 2886, Fax. +886 2 2134 2874  
Ireland: Newstead, Clonskeagh, DUBLIN 14,  
Tel. +353 1 7640 000, Fax. +353 1 7640 200  
Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd.,  
209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260,  
Tel. +66 2 745 4090, Fax. +66 2 398 0793  
Israel: RAPAC Electronics, 7 Kehilat Saloniki St, PO Box 18053,  
TEL AVIV 61180, Tel. +972 3 645 0444, Fax. +972 3 649 1007  
Turkey: Yukari Dudullu, Org. San. Blg., 2.Cad. Nr. 28 81260 Umraniye,  
ISTANBUL, Tel. +90 216 522 1500, Fax. +90 216 522 1813  
Italy: PHILIPS SEMICONDUCTORS, Via Casati, 23 - 20052 MONZA (MI),  
Tel. +39 039 203 6838, Fax +39 039 203 6800  
Ukraine: PHILIPS UKRAINE, 4 Patrice Lumumba str., Building B, Floor 7,  
252042 KIEV, Tel. +380 44 264 2776, Fax. +380 44 268 0461  
Japan: Philips Bldg 13-37, Kohnan 2-chome, Minato-ku,  
TOKYO 108-8507, Tel. +81 3 3740 5130, Fax. +81 3 3740 5057  
United Kingdom: Philips Semiconductors Ltd., 276 Bath Road, Hayes,  
MIDDLESEX UB3 5BX, Tel. +44 208 730 5000, Fax. +44 208 754 8421  
Korea: Philips House, 260-199 Itaewon-dong, Yongsan-ku, SEOUL,  
Tel. +82 2 709 1412, Fax. +82 2 709 1415  
United States: 811 East Arques Avenue, SUNNYVALE, CA 94088-3409,  
Tel. +1 800 234 7381, Fax. +1 800 943 0087  
Malaysia: No. 76 Jalan Universiti, 46200 PETALING JAYA, SELANGOR,  
Tel. +60 3 750 5214, Fax. +60 3 757 4880  
Uruguay: see South America  
Vietnam: see Singapore  
Mexico: 5900 Gateway East, Suite 200, EL PASO, TEXAS 79905,  
Tel. +9-5 800 234 7381, Fax +9-5 800 943 0087  
Yugoslavia: PHILIPS, Trg N. Pasica 5/v, 11000 BEOGRAD,  
Middle East: see Italy  
Tel. +381 11 62 5344, Fax.+381 11 63 5777  
For all other countries apply to: Philips Semiconductors,  
Internet: http://www.semiconductors.philips.com  
International Marketing & Sales Communications, Building BE-p, P.O. Box 218,  
5600 MD EINDHOVEN, The Netherlands, Fax. +31 40 27 24825  
67  
SCA  
© Philips Electronics N.V. 1999  
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.  
The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed  
without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license  
under patent- or other industrial or intellectual property rights.  
Printed in The Netherlands  
545002/02/pp16  
Date of release: 1999 Sep 01  
Document order number: 9397 750 06347  

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