4 / 7 page
29
www.ptcc.com.tw
AS432
1.24V Precision Adjustable Shunt Reference
V
KA – Cathode Voltage (V)
–0.5
0
0.5
1.0
1.5
–200
–100
0
100
200
300
400
500
600
700
800
900
Low Current Operating Characteristics
–55
°C
25
°C
125
°C
V
KA – Cathode Voltage (V)
–2
–1
0
1
2
–100
–75
–50
–25
0
25
50
75
100
125
150
175
High Current Operating Characteristics
V
KA = VREF
Temperature Range –55 to 125
°C
–60
–30
0
30
T
A – Ambient Temperature (°C)
60
90
120
100
10
1
0.1
0.01
Off State Leakage
V
KA = 15 V
V
REF = 0 V
–60
–30
0
30
T
A – Ambient Temperature (°C)
60
90
120
1.27
1.26
1.25
1.24
1.23
1.22
1.21
1.20
1.19
Reference Voltage vs Ambient Temperature
V
KA = VREF
I
K = 10 mA
V
REF = 1.240 V at 25°C
Figure 4
Figure 5
Figure 2
Figure 3
Typical Performance Curves