TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Typical Performance Characteristics
(Continued)
6
Input
T
A
= 25
°
C
5
Input and Output Voltage (V)
4
NEW PRODUCT
3
Out put
2
1
Test Circuit for Pulse Response
0
0
1
2
3
5
6
7
t Time (
μ
s)
Pulse Response
D
4
8
9
10
100
90
80
I
KA
- Cathode Current - mA
D
T
A
= 25
°
C
C
C
A
B
70
Stable
Stable
Stable
60
50
40
30
20
10
A V
KA
= V
REF
B V
KA
= 5V
C V
KA
= 10V
D V
KA
= 15V
B
Test Circuit for Curve A
0
0.00001 0.0001 0.001 0.01
0.1
1
C
L
-Load Capacitance - uF
Stability Boundary Conditions
10
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
.
TL431/432
Document number: DS35050 Rev. 2 - 2
9 of 14
September 2010
© Diodes Incorporated
DIODES [ DIODES INCORPORATED ]
