AHK432 Datasheet, PDF (5/10 Pages) Advanced Analogic Technologies – Adjustable Low Voltage Shunt Regulator

AHK432
Adjustable Low Voltage Shunt Regulator
Typical Characteristics
Unless otherwise noted, T_A = 25°C, I_Z = 10mA.
Cathode Current vs. Cathode Voltage
15
10
5
0
-5
-10
-15
-1
-0 .5
0
0.5
1
1.5
Cathode Voltage ( V)
Cathode Current vs. Cathode Voltage
200
150
100
50
0
-50
-100
-150
-200
-1
-0.5
0
0.5
1
1.5
Cathode Voltage (V)
Reference Voltage vs.Temperature
1.252
1.248
1.244
1.24
1.236
1.232
-50
IZ = 10mA
-25
0
25
50
75
100
125
Junction Temperature (°C)
Reference Current vs. Temperature
180
160
140
120
100
80
60
40
20
0
-50
IZ = 10mA
R1 = 10kΩ
R2 = Open
-25
0
25
50
75
100
125
Junction Temperatur e (°C)
Cathode Current vs.Temperature
80
70 ^{VZ = 5V}
60
V_REF = 0V
(Off-state)
50
40
30
20
10
0
-50
-25
0
25
50
75
100 125
Junction Temperature (°C)
432.2005.11.1.3
Ratio of ∆VREF / ∆VZ vs. Temperature
0
-100
-200
-300
-400
-500
-600
-50
IZ = 10mA
dVZ = VREF to 16V
-25
0
25
50
75
100
125
Junction Temperature (°C)
5