AS432
1.24V Precision Adjustable Shunt Reference/Amplifier
Typical Performance Curves
Pulse Response
4
3
Input
2
Output
1
0
INPUT
MONITOR
220 Ω
OUT
fP = 100 kHz
50 Ω
GND
–1
0 1 2 3 4 5 6 7 8 9 10 11 12
t – Time (µs)
Figure 12
Stability Boundary Conditions
100
90
A: VKA = VREF
B: VKA = 5 V at IK = 10 mA
80 C: VKA = 10 V at IK = 10 mA
D: VKA = 15 V at IK = 10 mA
70
C
60
50
40
Stability A
30
Region
20
TA = 25°C
B
10
D
0
100 101 102 103 104 105 106 107
CL – Load Capacitance (pF)
Figure 13
ASTEC Semiconductor
8
150 Ω
IK
CL
10 K