GM431 查看數據表（PDF） - Gamma Microelectronics Inc.
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GM431 Datasheet PDF : 14 Pages
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AA
MICROELECTRONICS
Power Management
GM431
2.5V ADJUSTABLE SHUNT REGULATOR
Typical Performance Characteristics
1000
800
600
400
200
0
-200
-400
-1 -0.5 0 0.5 1 1.5 2 2.5 3
Cathode Voltage (V)
Figure 9. Cathode Current vs.
Cathode Voltage
200
150
100
50
0
-50
-100
-150
-2
-1
0
1
2
3
Cathode Voltage (V)
Figure 10. Cathode Current vs.
Cathode Voltage
0.6
0.5
0.4
0.3
0.2
0.1
0
0
20 40 60 80
TA, AMBIENT TEMPERATURE (°C)
Figure 11. Reference Input Current versus
Ambient Temperature
2.5
2
1.5
1
0.5
0
0 100K 200K 300K 400K 500K 600K
Frequency (Hz)
Figure 12. Dynamic Impedance
Frequency
2.5
2.498
2.496
2.494
2.492
2.49
2.488
2.486
0
20
40
60
80
TA, AMBIENT TEMPERATURE (°C)
Figure 13. Reference Input Voltage versus
Ambient Temperature
60
0°
IKA =10mA 36°
50
TA =25°C 72°
40
108°
144°
30
180°
20
10
0
-10
10 100 1k 10k 100k 1M
f, FREQUENCY (HZ)
Figure 14. Open-Loop Voltage Gain
vs. Frequency
8
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