TL431-SOT23 Datasheet, PDF (2/3 Pages) DONGGUAN YOU FENG WEI ELECTRONICS CO., LTD – Adjustable Accurate Reference Source

TL431
Typical Characteristics
125
VKA = VREF
TA = 25
100
75
50
25
0
-25
-50
-75
-100
-2
-1
0
1
2
3
Cathode Voltage (V)
Cathode Current vs. Cathode Voltage
0
-5
IKA = 10mA
TA = 25
-10
-15
-20
-25
-30
-35
-40
0
5
10 15 20 25 30 35 40
Cathode Voltage (V)
Change in Reference Input Voltage vs.
Cathode Voltage
70
IKA = 10mA
60
TA = 25
50
40
30
20
10
0
-10
1K
10K
100K
1M
10M
Frequency (Hz)
Small Signal Voltage Amplification
vs. Frequency
800
600
VKA = VREF
TA = 25
400
IKA (MIN)
200
0
-200
-1
0
1
2
3
Cathode Voltage (V)
Cathode Current vs. Cathode Voltage
100
70
TA = 25
IKA = 1mA to 100mA
40
20
10
7
4
2
1
0.7
0.4
0.2
0.1
1K
10K
100K
1M
10M
Frequency (Hz)
Dynamic Impedance Frequency
6
TA = 25
8
INPUT
4
3
OUTPUT
2
1
0
0
1
2
3
4
5
6
7
Time ( s)
Pulse Response
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