UA723C 查看數據表（PDF） - Philips Electronics
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UA723C Datasheet PDF : 6 Pages
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Philips Semiconductors
Precision voltage regulator
Product specification
µA723/723C
TYPICAL PERFORMANCE CHARACTERISTICS
Standby Current Drain
as a Function of Input Voltage
5.0
4.0 TA = –55°C
TA = 0°C
3.0 TA = +25°C
VOUT = VREF
IL = 0
2.0
Maximum Load Current
as a Function of
Input-Output Voltage
Differential
200
TJMAX = 150°C
RTH = 150°C/W
160
PSTANDBY = 60mW
METAL CAN PACKAGE
(NO HEAT SINK)
120
TA = +25°C
TA = 70°C
80
TA = +125°C
TA = +70°C
1.0
TA = +125°C
40
0
0
10
20
30 40
50
INPUT VOLTAGE — V
0
0
10
20
30
40
50
(VIN – VOUT) — V
Current Limiting
Characteristics as a
Function of Junction
Temperature
0.8
200
SENSE VOLTAGE
0.7
160
0.6 LIMIT CURRENT
120
RSC = 10Ω
0.5
80
0.4
LIMIT CURRENT
40
RSC = 5Ω
0.3
–50
0
0 +50 +100 +150
JUNCTION TEMPERATURE — °C
Maximum Load Current
as a Function of
Input-Output Voltage
Differential
200
TJMAX = 150°C
RTH = 111°C/W
160
PSTANDBY = 60mW
DIP PACKAGE
(NO HEAT SINK)
120
TA = +25°C
TA = 70°C
80
TA = +125°C
40
0
0
10
20
30
40
50
(VIN – VOUT) — V
Load Regulation
Characteristics with
Current Limiting
+0.1
VOUT = 5V, VIN = +12V
RSC = 10Ω
0
TA = –55°C
TA = +25°C
–0.1
TA = +70°C
TA = +125°C
–0.2
TA = 0°C
–0.3
–0.4
0
20
40
60
80 100
OUTPUT CURRENT — mA
Load Regulation
Characteristics Without
Current Limiting
+0.05
0
VOUT = 5V
VIN = +12V
RSC = 0
–0.05
–0.1
–0.15
–0.2
0
TA = 70°C
TA = +25°C
T2A0 = 0°C 40
TA = +125°C
TA = +55°C
60
80 100
OUTPUT CURRENT — mA
Load Transient Response
LOAD CURRENT
+10
0
OUTPUT VOLTAGE
4.0
Line Regulation as a
Function of Input-Output
Voltage Differential
+0.3
VOUT = +5V
RSC = 0
+0.2
TA = +25°C
∆VIN = +3V
IIL = 1mA
+0.1
0
VOUT = 5V
–4.0
VIN = +12V
IL = 40mA
RSC = 0
–8.0
–5
5
15
25
35
TIME — µs
0
–0.1
45
–0.2
–5
5
15
25
35
45
(VIN – VOUT) — V
Figure 3. Typical Performance Characteristics
Output Impedance as
a Function of Frequency
10
VO = +5V
VIN = +12V
RSC = 0
TA = +25°C
1.0
IIL = 50mA
C1 = 0
C1 = 1µF
0.1
.01
100
1k
10k
100k
1M
FREQUENCY — Hz
SL00505
1994 Aug 31
4
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