TL431 datasheet(2/9 Pages) FCI

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TL431 Programmable Precision References

Rating

Symbol

Value

Unit

MAXIMUM RATINGS (Full operating ambient temperature range applies unless otherwise noted.)

Cathode to Anode Voltage

Cathode Current Range, Continuous

-100 to +150

m A

Reference Input Current Range, Continuous

ref

-0.05 to +10

Operating Junction Temperature

150

Operating Ambient Temperature Range

TL431I, TL431AI, TL431BI

-40 to +85

TL431C, TL431AC, TL431BC

0 to +70

Storage Temperature Range

stg

-65 to +150

Total Power Dissipation @ T

A = 25

oCP

Derate above T

A = 25

oC Ambient Temperature

T, S Suffix Packages

0.70

D Suffix Package

1.10

Total Power Dissipation @ T

C = 25

oCP

Derate above T

A = 25

oC Case Temperature

T, S Suffix Packages

1.5

D Suffix Package

3.0

THERMALCHARACTERISTICS

Characteristic

Symbol

T, S Suffix

D Suffix

Unit

Thermal Resistance, Junction to Ambient

Rθ

178

114

oC/W

Thermal Resistance, Junction to Case

Rθ

oC/W

RECOMMENDEDOPERATINGCONDITIONS

Condition / Value

Symbol

M i n

Max

Unit

Thermal Resistance, Junction to Ambient

VΚ

Vref

3 6

Thermal Resistance, Junction to Case

1.0

100

9-2

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