TL431 查看數據表（PDF） - Diodes Incorporated.
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TL431 Datasheet PDF : 14 Pages
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TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Typical Performance Characteristics (cont.)
6
In p ut
TA = 25°C
5
4
3
Out put
2
1
Test Circuit for Pulse Response
0
01 2
10 0
90
D
345 67
t Time (μs)
Pulse Response
D
8 9 10
TA = 25°C
80
70
Sta b le
60
C
C
A
B
Sta b le
Sta b le
50
B
40
30
20
A VKA = VREF
B VKA = 5V
10
C VKA = 10V
D VKA = 15V
0
0.00001 0.0001 0.001 0.01 0.1
1
10
CL -Load Capacitance - uF
Stability Boundary Conditions
Test Circuit for Curve A
Test circuit for curves B, C, D
Test Circuit for Curves B, C, D
The device is stable under all conditions with a load capacitance not exceeding 50pF. The device is stable under all
conditions with a load capacitance between 5nF and 20nF. The device is stable under all conditions with a load capacitance
exceeding 300nF. With a cathode current not exceeding 5mA, the device is stable with any load capacitance.
TL431
*SO-8 is a future package
Document number: DS35044 Rev. 6 - 2
8 of 14
www.diodes.com
April 2012
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