TL431_11 Datasheet, PDF (6/7 Pages) Fairchild Semiconductor – Programmable Shunt Regulator

TL431
■ TYPICAL CHARACTERISTICS
Cathode Current vs. Cathode Voltage
150
T_a=25°C
125 _VKA=VREF
100
75
50
25
0
-25
-50
-75
-100
-2
-1
0
1
2
3
Cathode Voltage (V)
0
-5
-10
-15
-20
-25
-30
-35
-40
0
Change in Reference Input Voltage vs.
Cathode Voltage
I_KA=10mA
Ta=25°C
5 10 15 20 25 30 35 40
Cathode Voltage (V)
Deviation of Reference Voltage
3.0
over Temperature
I_KA=10mA
2.4
1.6
0.8
0
-40 -20 0 25 50 75 100 125 150
Temperature, ( )
LINEAR INTEGRATED CIRCUIT
Cathode Current vs. Cathode Voltage
800
Ta=25°C
V_KA=V_REF
600
400
IKA(MIN)
200
0
-200
-2
-1
0
1
2
3
Cathode Voltage (V)
7
Ta=25°C
6
Pulse Response
5
4
3
2
1
0
-1
-1
0
1
2
3
4
5
6
7
Time (µs)
60
50
40
30
20
10
0
1K
Frequency Response
10K 100K 1M 10M
Frequency, f (Hz)
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