TL431/TL432
ADJUSTABLE PRECISION SHUNT REGULATOR
Absolute Maximum Ratings (Note 2)
Symbol
VKA
Parameter
Rating
40
Unit
V
Cathode Voltage
IKA
Continuous Cathode Current
Reference Input Current
Operating Junction Temperature
Storage Temperature
150
mA
mA
°C
IREF
TJ
-0.050 to +10
+150
TST
-55 to +150
330
°C
SOT23
SOT25
mW
mW
PD
Power Dissipation (Notes 3, 4)
500
Notes: 2. Operation above the absolute maximum rating may cause device failure. Operation at the absolute maximum ratings, for
extended periods, may reduce device reliability. Unless otherwise stated voltages specified are relative to the ANODE pin.
3. TJ, max =150°C.
4. Ratings apply to ambient temperature at 25°C.
Recommended Operating Conditions
Symbol
VKA
Parameter
Min
VREF
1
Max
36
Unit
V
Cathode Voltage
Cathode Current
IKA
100
125
mA
°C
TA
Operating Ambient Temperature
-40
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www.diodes.com
September 2010
© Diodes Incorporated
TL431/432
Document number: DS35050 Rev. 2 - 2