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PQ3RF33 [SHARP]

3.3V Output, High Output Current (2A, 3.5A) Type Low Power-loss Voltage Regulators; 3.3V输出，高输出电流（ 2A ， 3.5A ）型低功耗稳压调节器
PQ3RF33
型号： PQ3RF33
厂家： SHARP ELECTRIONIC COMPONENTS    SHARP ELECTRIONIC COMPONENTS
描述：

3.3V Output, High Output Current (2A, 3.5A) Type Low Power-loss Voltage Regulators
3.3V输出，高输出电流（ 2A ， 3.5A ）型低功耗稳压调节器

调节器
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Low Power-Loss Voltage Regulators  
PQ3RF23/PQ3RF33  
PQ3RF23/PQ3RF33  
3.3V Output, High Output Current (2A, 3.5A) Type Low Power-loss Voltage Regulators  
(Unit : mm)  
■ Features  
■ Outline Dimensions  
¡3.3V output  
4.5±0.2  
10.2MAX  
¡High output current  
2.8±0.2  
2A type : PQ3RF23  
3.5A type : PQ3RF33  
¡Compact resin full-mold package (TO-220 package)  
¡Low power-loss (Dropout voltage : MAX. 0.5V)  
¡High-precision output voltage type  
Output voltage precision : ±2.5%  
¡Built-in ON/OFF control function  
¡Built-in overcurrent protection, overheat protection function  
φ3.2±0.1  
PQ3RF23  
+0.3  
-0  
4-1.4  
+0.2  
-0.1  
4-0.6  
(1.5)  
(0.5)  
3-(2.54)  
■ Applications  
¡Power supplies for various electronic equipment such as  
personal computers  
1● 2● 3● 4●  
Internal connection diagram  
1
2
4
1 DC input (VIN)  
2 DC output (VO)  
3 GND  
Control circuit  
4 ON/OFF control  
terminal (VC)  
3
■ Absolute Maximum Ratings  
(T  
a
=25˚C)  
Parameter  
Symbol  
Rating  
10  
10  
Unit  
V
V
*1  
*1  
Input voltage  
VIN  
ON/OFF control terminal voltage  
VC  
PQ3RF23  
2
Output current  
I
O
A
PQ3RF33  
PQ3RF23  
PQ3RF33  
3.5  
1.5  
1.8  
Power dissipation (No heat sink)  
P
P
D1  
W
Power dissipation (With infinite heat sink)  
Junction temperature  
Operating temperature  
Storage temperature  
Soldering temperature  
D2  
18  
150  
-20 to +80  
-40 to +150  
260(For 10s.)  
W
˚C  
˚C  
˚C  
˚C  
*2  
T
j
Topr  
T
T
stg  
sol  
*1  
*2  
All are open except GND and applicable terminals.  
Overheat protection may operate at 125=<T =<150˚C.  
j
· Please refer to the chapter“ Handling Precautions ”.  
“ In the absence of confirmation by device specification sheets,SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices  
shown in catalogs,data books,etc.Contact SHARP in order to obtain the latest version of the device specification sheets before using any SHARP's device. ”  
Low Power-Loss Voltage Regulators  
PQ3RF23/PQ3RF33  
■ Electrical Characteristics  
(Unless otherwise specified,conditions shall be I  
O
=1.0A[PQ3RF23]/I  
O
=1.5A[PQ3RF33],VIN=5V,Ta=25˚C)  
Parameter  
Symbol  
Conditions  
-
=5mA to 2.0A  
=5mA to 3.5A  
IN=4 to 10V  
j=0 to 125˚C  
MIN.  
TYP.  
MAX.  
3.382  
2
2
2.5  
-
Unit  
V
Output voltage  
PQ3RF23  
Load regulation  
V
O
3.218  
-
-
-
-
45  
-
-
2
-
-
3.3  
0.2  
0.2  
0.5  
±0.02  
55  
-
-
-
-
-
-
-
I
I
V
T
O
O
Reg  
L
%
PQ3RF33  
Line regulation  
Temperature coefficient of output voltage  
Ripple rejection  
PQ3RF23  
Dropout voltage  
Reg  
I
%
%/˚C  
dB  
TCVO  
-
RR  
-
*3, I  
*3, I  
O
=2.0A  
=3.0A  
0.5  
0.5  
-
Vi  
-O  
V
PQ3RF33  
O
*4  
ON-state voltage for control  
-
-
VC(ON)  
V
µA  
V
mA  
mA  
ON-state current for control  
OFF-state voltage for control  
OFF-state current for control  
Quiescent current  
V
C
=2.7V  
IC(ON)  
20  
VC(OFF)  
0.8  
-0.4  
10  
V
IO=0A  
C
=0.4V  
IC(OFF)  
-
-
Iq  
*3  
Input voltage shall be the value when output voltage is 95% in comparison with the initial value.  
*4  
In case of opening control terminal 4,output voltage turns on.  
Fig.1 Test Circuit  
Fig.2 Test Circuit of Ripple Rejection  
+
VIN  
47µF  
VO  
1●  
2●  
4●  
1●  
2●  
4●  
IO  
V
C
47µF  
f=120Hz (sine wave)  
I
O
~
e
i
A
ei=0.5Vrms  
+
+
3●  
3●  
V
V
eo  
~
A
RL  
VIN=5V  
0.33µF  
0.33µF  
I
O=0.5A  
R
L
VIN  
A
I
q
RR=20 log (ei/eo)  
IC  
Fig.3 Power Dissipation vs. Ambient  
Fig.4 Power dissipation vs. Ambient  
Temperature (PQ3RF23)  
temperature (PQ3RF33)  
20  
20  
18  
18  
P
D2  
P
D2  
15  
10  
5
15  
10  
5
P
D1  
P
D1  
1.8  
0
-20  
1.5  
0
-20  
0
20  
40  
60  
80  
0
20  
40  
60  
80  
Ambient temperature T  
a
(˚C)  
Ambient temperature T  
a
(˚C)  
Note) Oblique line portion:Overheat protection may operate  
in this area.  
Note) Oblique line portion:Overheat protection may operate  
in this area.  
Low Power-Loss Voltage Regulators  
PQ3RF23/PQ3RF33  
Fig.5 Overcurrent Protection Characteristics  
Fig.6 Overcurrent Protection Characteristics  
(PQ3RF23)  
(PQ3RF33)  
4
4
Tj=25˚C  
VIN=3.8V 4.3V 5V 7V 10V  
VIN=3.8V 4.3V 5V 7V 10V  
3
2
1
3
2
1
Tj=25˚C  
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
Output current I (A)  
O
Output current I  
O
(A)  
Fig.7 Output Voltage Deviation vs.  
Junction Temperature  
Fig.8 Output Voltage Deviation vs.  
Junction Temperature  
(PQ3RF23)  
(PQ3RF33)  
100  
100  
80  
60  
80  
60  
V
IN=5V  
VIN=5V  
IO=0A  
40  
20  
40  
20  
IO=0A  
0
-20  
0
-20  
-40  
-40  
-60  
-60  
-80  
-80  
-100  
-100  
-25  
0
25  
50  
75  
100 125  
(˚C)  
-25  
0
25  
50  
75  
100 125  
Junction temperature T  
j
Junction temperature Tj (˚C)  
Fig.9 Output Voltage vs. Input Voltage  
Fig.10 Output Voltage vs. Input Voltage  
(PQ3RF23)  
(PQ3RF33)  
4
4
T
j=25˚C  
Tj=25˚C  
R =∞  
L
R
L
=∞  
3
2
1
3
2
1
R
L=3.3Ω  
R
L
=3.3Ω  
RL=1.65Ω  
RL=1.65Ω  
RL=0.94Ω  
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
Input voltage VIN (V)  
Input voltage VIN (V)  
PQ3RF23/PQ3RF33  
Low Power-Loss Voltage Regulators  
Fig.11 Circuit Operating Current vs. Input  
Fig.12 Circuit Operating Current vs. Input  
Voltage  
Voltage  
(PQ3RF23)  
(PQ3RF33)  
Tj=25˚C  
Tj=25˚C  
100  
50  
100  
50  
R
L
=0.94Ω  
RL=1.65Ω  
RL  
=1.65Ω  
RL=3.3Ω  
RL=∞  
RL  
=3.3Ω  
R
L
=∞  
0
1
2
3
4
5
6
7
8
0
1
2
3
4
5
6
7
8
Input voltage VIN (V)  
Input voltage VIN (V)  
Fig.13 Dropout Voltage vs. Junction  
Fig.14 Dropout Voltage vs. Junction  
Temperature  
Temperature  
(PQ3RF23)  
(PQ3RF33)  
0.5  
0.5  
IO=3.5A  
0.4  
0.4  
IO=2.0A  
IO=3.0A  
0.3  
0.3  
IO=1.5A  
IO=2.0A  
IO=1.0A  
0.2  
0.2  
IO=1.0A  
IO=0.5A  
0.1  
0.1  
0
-25  
0
-25  
0
25  
50  
75  
100  
125  
0
25  
50  
75  
100  
125  
Junction temperature Tj (˚C)  
Junction temperature Tj (˚C)  
Fig.15 Quiescent Current vs. Junction  
Temperature  
Fig.16 Quiescent Current vs. Junction  
Temperature  
(PQ3RF23)  
(PQ3RF33)  
5
5
VIN=5V  
VIN=5V  
IO=0A  
I
O
=0A  
4
4
3
2
1
3
2
1
0
0
-25  
-25  
0
25  
50  
75  
100 125  
Junction temperature Tj (˚C)  
0
25  
50  
75  
100 125  
(˚C)  
Junction temperature T  
j
Low Power-Loss Voltage Regulators  
PQ3RF23/PQ3RF33  
Fig.18 Ripple Rejection vs. Input Ripple  
Fig.17 Ripple Rejection vs. Input Ripple  
Frequency  
Frequency  
(PQ3RF33)  
(PQ3RF23)  
80  
70  
60  
50  
40  
30  
20  
80  
V
IN=5V  
V
IN=5V  
I
O
=0.5A  
I
O
=0.5A  
70  
60  
50  
40  
30  
20  
e
i
=0.5Vrms  
e
i
=0.5Vrms  
10  
0
10  
0
0.1  
1
10  
100  
0.1  
1
10  
100  
Input ripple frequency f (kHz)  
Input ripple frequency f (kHz)  
Fig.20 Ripple Rejection vs. Output Current  
Fig.19 Ripple Rejection vs. Output Current  
(PQ3RF23)  
(PQ3RF33)  
80  
80  
VIN=5V  
VIN=5V  
ei=0.5Vrms  
f=120Hz  
ei=0.5Vrms  
f=120Hz  
70  
70  
60  
50  
40  
30  
60  
50  
40  
0
0.5  
1
1.5  
2
0
0.5  
1
1.5  
2
2.5  
3
Output current IO (A)  
Output current I  
O
(A)  
Fig.21 Output Peak Current vs. Junction  
Temperature  
Fig.22 Output Peak Current vs. Junction  
Temperature  
(PQ3RF23)  
(PQ3RF33)  
6.0  
8.0  
V
IN=10V  
IN=7V  
V
IN=10V  
IN=7V  
IN=5V  
5.5  
5.0  
4.5  
4.0  
3.5  
3.0  
2.5  
2.0  
7.5  
7.0  
6.5  
6.0  
5.5  
5.0  
4.5  
4.0  
V
V
VIN=5V  
V
VIN=4.3V  
V
IN=4.3V  
VIN=3.8V  
VIN=3.8V  
I
OP:Output current when  
output voltage is 95%  
in comparison with  
the initial value  
I
OP:Output current when  
output voltage is 95% in  
comparison with the initial value  
-25  
0
25  
50  
75  
100 125  
(˚C)  
-25  
0
25  
50  
75  
100 125  
(˚C)  
Junction temperature T  
j
Junction temperature T  
j
PQ3RF23/PQ3RF33  
Low Power-Loss Voltage Regulators  
■ Typical Application  
DC input  
VO  
1●  
2●  
Specific IC  
4
●
+
3●  
0.33µF  
C
O
High or Open :output ON  
Low :output OFF  
ON/OFF Control  

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