AME
Adjustable Precision
Shunt Regulator
AME431B-2.5V
Current vs. Cathode Voltage
Cathode Current vs. Cathode Voltage
800
600
VKA=VREF
TA= 25oC
150
100
50
0
VKA=VREF
TA= 25oC
400
340
200
0
-50
-200
-100
-2
-1
0
1
2
3
-1.0
-0.5
0.5
1.0
1.5
2.0
2.495
0.0
Cathode Voltage (V)
Cathode Voltage (V)
Reference Current vs. Temperature
Reference Voltage vs. Cathode Current
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
-45
-5
25
55
85
115 125
10
20
30
40
50
60
70
80
90
100 110
Temperature (oC)
Cathode Current (mA)
Small Signal Voltage Gain vs. Frequency
1K
60
10K
100K
1000K
60
TA= 25oC
IKA= 10mA
50
50
Output
IKA
242
15K
40
30
40
30
10uF
20
10
0
20
10
0
8.2K
GND
1K
10K
100K
1000K
Small Signal Frequency
10
Rev.B.04
AME [ ANALOG MICROELECTRONICS ]
