R33LD20-TB5-T [UTC]
Fixed Positive LDO Regulator, 3.3V, 0.5V Dropout, BIPolar, TO-220B, 5 PIN;型号: | R33LD20-TB5-T |
厂家: | Unisonic Technologies |
描述: | Fixed Positive LDO Regulator, 3.3V, 0.5V Dropout, BIPolar, TO-220B, 5 PIN 局域网 输出元件 调节器 |
文件: | 总10页 (文件大小:112K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
UNISONIC TECHNOLOGIES CO., LTD
RXXLD20
LINEAR INTEGRATED CIRCUIT
2A OUTPUT TYPE LOW
POWER-LOSS VOLTAGE
REGULATOR
1
ꢀ
FEATURES
TO-220F-4
* Low power-loss(Dropout voltage: 0.5V(max) at IOUT=2.0A)
* 2.0A output type
* Output voltage precision:±3.0%
* Built-in ON/OFF control function and over-current protection
circuit.
1
* Thermal shutdown protection.
TO-220B
*Pb-free plating product number:RXXLD20L
ꢀ
ORDERING INFORMATION
Order Number
Package
Packing
Normal
Lead Free Plating
RXXLD20-TB5-T
RXXLD20-TF4-T
RXXLD20L-TB5-T
RXXLD20L-TF4-T
TO-220B
Tube
Tube
TO-220F-4
RXXLD20L-TB5-T
(1)Packing Type
(2)Package Type
(3)Lead Plating
(4)Voltage Code
(1) T: Tube
(2) TB5: TO-220B, TF4: TO-220F-4
(3) L: Lead Free Plating, Blank: Pb/Sn
(4) xx: refer to Marking Information
ꢀ
PIN DESCRIPTION
PIN NO.
PIN NAME
NC
TO-220F-4 TO-220B
1
1
2
3
4
2
3
4
5
INPUT
OUTPUT
GND
ON/OFF
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Copyright © 2005 Unisonic Technologies Co., Ltd
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
MARKING INFORMATION
PACKAGE
VOLTAGE CODE
MARKING
UTC
33 :3.3V
35 :3.5V
05 :5.0V
06 :6.0V
09 :9.0V
12 :12 V
TO-220F-4
TO-220B
RXXLD20L
Space :Pb/Sn
L:Pb-free
DATE CODE
VOLTAGE CODE
UNISONIC TECHNOLOGIES CO., LTD
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
BLOCK DIAGRAM
TO-220F-4
TO-220B
2
3
1
2
4
Specfic IC
Specfic IC
5
4
3
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
ABSOLUTE MAXIMUM RATINGS (Ta=25
℃)
PARAMETER
SYMBOL
VIN
RATINGS
UNIT
V
Input Voltage(Note1)
20
20
ON/OFF Control Terminal Voltage(Note1)
Output Current
Vc
V
IOUT
2.0
A
No Heat Sink
1.4
W
W
Power Dissipation
PD
With Heat Sink
15
Junction Temperature(Note2)
Operating Temperature
Storage Temperature
TJ
150
°
°
°
C
C
C
TOPR
TSTG
-20 ~ +80
-40 ~ +150
Note1 : All are open except GND and applicable terminals.
Note2 : Overheat protection may operate at 125 TJ 150
ELECTRICAL CHARACTERISTICS (Refer to the test circuits, unless otherwise specified, Ta=25
For R33LD20(3.3V)
PARAMETER
≦
≦
°C
ꢀ
°
C)
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN=5V, IOUT=1A
3.201
3.3 3.399
V
%
%
Line Regulation
∆
VOUT VIN=4 ~ 10V, IOUT=5mA
0.1
0.1
2.5
2.0
Load Regulation
∆VOUT VIN=5V, IOUT=5mA ~ 2.0A
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C,IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN=5V
2.0
V
VC(OFF) VIN=5V
0.8
20
V
ON
IC(ON) VC=2.7V,VIN=5V
IC(OFF) VC=0.4V, VIN=5V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT=0A, VIN=5V
For R35LD20(3.5V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN=5.5V, IOUT=1A
3.395
3.5 3.605
V
%
%
Line Regulation
∆
VOUT VIN=4.5 ~ 10.5V, IOUT=5mA
0.1
0.1
2.5
2.0
Load Regulation
∆VOUT VIN=5.5V, IOUT=5mA ~ 2.0A
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C,IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN=5V
2.0
V
VC(OFF) VIN=5V
0.8
20
V
ON
IC(ON) VC=2.7V,VIN=5.5V
IC(OFF) VC=0.4V, VIN=5.5V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT=0A, VIN=5.5V
For R05LD20(5V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
4.85
TYP MAX UNIT
Output Voltage
VOUT VIN =7V, IOUT=1A
5.0
0.5
5.15
2.5
V
%
%
Line Regulation
∆
∆
VOUT VIN =6 ~ 12V, IOUT=5mA
VOUT VIN =7V, IOUT=5mA ~ 2.0A
Load Regulation
0.1
2.0
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C, IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN =7V
2.0
V
VC(OFF) VIN =7V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =7V
IC(OFF) VC=0.4V, VIN =7V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =7V
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
ELECTRICAL CHARACTERISTICS(Cont.)
For R06LD20(6V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
5.82
TYP MAX UNIT
Output Voltage
VOUT VIN =8V, IOUT=1A
6.0
0.5
6.18
2.5
V
%
%
Line Regulation
∆
∆
VOUT VIN =7 ~ 13V, IOUT=5mA
VOUT VIN =8V, IOUT=5mA ~ 2.0A
Load Regulation
0.1
2.0
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C, IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN =8V
2.0
V
VC(OFF) VIN =8V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =8V
IC(OFF) VC=0.4V, VIN =8V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =8V
For R09LD20(9V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
8.73
TYP MAX UNIT
Output Voltage
VOUT VIN =11V, IOUT=1A
9.0
0.5
9.27
2.5
V
%
%
Line Regulation
∆
∆
VOUT VIN =10 ~ 16V, IOUT=5mA
VOUT VIN =11V, IOUT=5mA ~ 2.0A
Load Regulation
0.1
2.0
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C, IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN =11V
2.0
V
VC(OFF) VIN =11V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =11V
IC(OFF) VC=0.4V, VIN =11V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =11V
For R12LD20(12V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Output Voltage
VOUT VIN =14V, IOUT=1A
11.64 12.0 12.36
V
%
%
Line Regulation
∆
∆
VOUT VIN =13 ~ 19V, IOUT=5mA
VOUT VIN =14V, IOUT=5mA ~ 2.0A
0.5
0.1
2.5
2.0
Load Regulation
Temperature Coefficient of Output Voltage
Ripple Rejection
TcVo TJ=0 ~ 125
°
C, IOUT=5mA
Refer to Fig.2
(Note1), IOUT=2A
±0.02
55
%/°C
dB
V
RR
VD
45
Dropout Voltage
0.5
ON
Voltage for Control(Note2)
OFF
VC(ON) VIN =14V
2.0
V
VC(OFF) VIN =14V
0.8
20
V
ON
IC(ON) VC=2.7V, VIN =14V
IC(OFF) VC=0.4V, VIN =14V
µA
mA
mA
Current for Control
OFF
-0.4
10
Quiescent Current
IQ
IOUT =0A, VIN =14V
Note: 1.Input voltage shall be the value when output voltage is 95% in comparison with the initial value.
2.In case of opening control terminal(pin 5 of TO-220B, pin 4 of TO-220F-4), output voltage turns on.
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
TEST CIRCUITS
Note :
○
: TO-220F-4, ( ): TO-220B
IN
V
Vo
1
2
4
(2)
(3)
(5)
Vc
Io
A
(4)
3
+
V
A
47μF
R
L
0.33μF
I
D
A
Ic
Fig.1
+
1
2
4
(2)
(3)
(5)
Io
+
ei
(4)
3
47μF
V eo
0.33μF
R
L
V
IN
V
IN=5V(R33LD20)
5.5V(R35LD20)
7V(R05LD20)
8V(R06LD20)
11V(R09LD20)
14V(R12LD20)
f=120Hz
ei=0.5Vrms
Io=0.5A
RR=20log (ei/eo)
Fig.2 For Ripple Rejection
ꢀ
TYPICAL APPLICATION
VO
1 (2)
2
(3)
+
Co
VIN
Cin
(4)
3
(5) 4
ON/OFF signal
High or Open:Output ON
Low :Output OFF
( ) : TO-220B
: TO-220F-4
○
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
TYPICAL CHARACTERISTICS
Fig.3 Power Dissipation vs. Ambient
Temperature
Fig.4 Overcurrent Protection
Characteristics(Typical Value) (R33LD20)
20
15
12
PD1:No heat sink
PD2:With infinite heat sink
11
10
9
PD2
8
7
10
6
5
Vd=1V
4
5
3
Vd=0.5V
Vd=3V
2
1
0
PD1
Vd =2V
0
-20
0
20
40
60
80
0
1.0
2.0
3.0
4.0
rature, Ta (℃)
Ambient tempe
Note: Oblique line portion:Overheat protection may operate in this area .
Fig.6 Overcurrent Protection Characteristics
(Typical Value)(R09LD20)
Fig.5 Overcurrent Protection Characteristics
(Typical Value)(R05LD20)
12
12
11
11
10
9
10
Vd=2V
9
8
7
8
7
Vd=3V
6
6
5
Vd=2V
5
Vd=3V
4
Vd=1V
4
3
3
Vd=1V
2
2
1
Vd=0.5V
1
Vd=0.5V
0
1.0
2.0
3.0
4.0
0
1.0
2.0
3.0
4.0
t current, Io (A)
Outpu
o (A)
Output current, I
Fig.7 Overcurrent Protection Characteristics
(Typical Value)(R12LD20)
Fig.8 Output Voltage Deviation vs .Junction
Temperature (R03LD20)
12
150
V
IN=5V
11
Vd=2V
Io=0.5A
10
100
Vd=3V
9
8
7
50
0
Vd=1V
6
5
4
3
Vd=0.5V
-50
2
1
-100
-25
0
1.0
2.0
3.0
4.0
0
25
50
75
100
125
rrent Io (A)
Output cu
erature, T
Junction temp
J
(℃)
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
TYPICAL CHARACTERISTICS(Cont.)
Fig.9 Output Voltage Deviation vs .Junction
Temperature (R05LD20)
Fig.10 Output Voltage Deviation vs .Junction
Temperature (R09LD20)
150
250
V
IN=11V
V
IN=7V
Io=0.5A
150
Io=0.5A
100
100
50
0
50
0
-50
-50
-100
-150
-100
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
T
J
(℃)
ure, T
nction temperat
J
(℃)
on temperature,
Juncti
Ju
Fig.11 Output Voltage Deviation vs .Junction
Fig.12 Output Voltage vs .Input
Voltage (R33LD20)
Temperature (R12LD20)
250
8
7
V
IN=18V
200
Io=0.5A
150
100
50
6
0
4
0
RL=∞Ω
3
2
-50
RL=3.3Ω
-100
RL
=1.65Ω
1
-150
-200
0
-25
0
25
50
75
100
125
10
0
2
4
6
8
oltage, VIN (V)
Input v
T
J
(℃)
on temperature,
Juncti
Fig.13 Output Voltage vs .Input
Voltage (R05LD20)
Fig.14 Output Voltage vs .Input
Voltage (R09LD20)
10
8
RL=∞Ω
7
6
5
RL=9Ω
R
L
=4.5Ω
5
=2.5Ω
4
3
R
L
RL=∞Ω
R
L=2.5Ω
2
1
0
0
5
10
15
0
0
2
4
6
8
10
, VIN (V)
IN (V)
nput voltage, V
I
Input voltage
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
TYPICAL CHARACTERISTICS(Cont.)
Fig.15 Output Voltage vs .Input
Voltage (R12LD30)
Fig.16 Circuit Operating Current vs .Input
Voltage (R33LD30)
20
15
80
60
40
RL=∞Ω
10
RL=12Ω
R
L=6Ω
RL=3.3Ω
RL=1.65Ω
5
20
0
RL
=∞Ω
0
0
0
5
10
5
10
15
20
25
IN (V)
Input voltage, V
N (V)
Input voltage, VI
Fig.17 Circuit Operating Current vs .Input
Voltage (R05LD30)
Fig.18 Circuit Operating Current vs .Input
Voltage (R09LD30)
80
80
60
60
40
40
RL=2.5Ω
RL=4.5Ω
20
0
20
0
RL=5Ω
RL
=9Ω
RL=∞Ω
R
L=∞Ω
15
0
5
10
5
10
0
IN (V)
put voltage, V
In
IN (V)
Input voltage, V
Fig.20 Dropout Voltage vs .Junction
Temperature
Fig.19 Circuit Operating Current vs .Input
Voltage (R12LD30)
80
0.5
0.4
R12LD20
R33LD20
60
R09LD20
R05LD20
0.3
0.2
40
RL=6Ω
20
0
0.1
0
RL
=12Ω
R
L=∞Ω
-25
0
25
50
75
100
125
0
5
10
15
20
25
ure, T
nction temperat
J
(℃)
Ju
ltage, VIN (V)
Input vo
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RXXLD20
LINEAR INTEGRATED CIRCUIT
ꢀ
TYPICAL CHARACTERISTICS(Cont.)
Fig.22 Ripple Rejection vs.Input Ripple
Frequency
Fig.21 Quiescent Current vs .Junction
Temperature
10
80
Io=oA
R33LD20(VIN=5V)
70
R12LD20
8
(VIN=14V)
60
R09LD20(VIN=11V)
50
6
R05LD20(VIN=7V)
40
R12LD20
R05LD20
R09LD20
R33LD20
4
30
20
10
2
I0=c=0.5A,ei=0.5Vrms
0
0
-25
0
25
50
75
100
125
0.1
100
1
10
T
J
(℃)
ion temperature,
z)
Junct
frequency, f (kH
Input ripple
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. 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.
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相关型号:
R33LD20L-TF4-T
Fixed Positive LDO Regulator, 3.3V, 0.5V Dropout, BIPolar, LEAD FREE, TO-220F, 4 PIN
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