TL431BCD datasheet(2/16 Pages) MOTOROLA

2 / 16 page

TL431, A, B Series

MOTOROLA ANALOG IC DEVICE DATA

Representative Block Diagram

1.0 k

Cathode

(K)

2.5 Vref

Anode (A)

Reference

(R)

4.0 k

150

Symbol

10 k

20 pF

800

Cathode (K)

3.28 k

Representative Schematic Diagram

Component values are nominal

Anode (A)

–

Anode

(A)

800

Reference

(R)

2.4 k

7.2 k

20 pF

800

Cathode

(K)

Reference

(R)

This device contains 12 active transistors.

MAXIMUM RATINGS (Full operating ambient temperature range applies, unless

otherwise noted.)

Rating

Symbol

Value

Unit

Cathode to Anode Voltage

VKA

Cathode Current Range, Continuous

–100 to +150

Reference Input Current Range, Continuous

Iref

–0.05 to +10

Operating Junction Temperature

150

°C

Operating Ambient Temperature Range

°C

TL431I, TL431AI, TL431BI

–40 to +85

TL431C, TL431AC, TL431BC

0 to +70

Storage Temperature Range

Tstg

–65 to +150

°C

Total Power Dissipation @ TA = 25°C

Derate above 25

°C Ambient Temperature

D, LP Suffix Plastic Package

0.70

P Suffix Plastic Package

1.10

DM Suffix Plastic Package

0.52

Total Power Dissipation @ TC = 25°C

Derate above 25

°C Case Temperature

D, LP Suffix Plastic Package

1.5

P Suffix Plastic Package

3.0

NOTE:

ESD data available upon request.

RECOMMENDED OPERATING CONDITIONS

Condition

Symbol

Min

Max

Unit

Cathode to Anode Voltage

VKA

Vref

Cathode Current

1.0

100

THERMAL CHARACTERISTICS

Characteristic

Symbol

D, LP Suffix

Package

P Suffix

Package

DM Suffix

Package

Unit

Thermal Resistance, Junction–to–Ambient

θJA

178

114

240

°C/W

Thermal Resistance, Junction–to–Case

θJC

–

°C/W

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