LM431 Просмотр технического описания (PDF) - Fairchild Semiconductor

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производитель

LM431

Programmable Shunt Regulator

Fairchild Semiconductor 

LM431SA/LM431SB/LM431SC

Absolute Maximum Ratings

(Operating temperature range applies unless otherwise specified.)

Parameter

Cathode Voltage

Cathode current Range (Continuous)

Reference Input Current Range

Thermal Resistance Junction-Air (Note1,2)

MF Suffix Package

ML Suffix Package

Power Dissipation (Note3,4)

MF Suffix Package

ML Suffix Package

Junction Temperature

Operating Temperature Range

Storage Temperature Range

Symbol

VKA

IKA

IREF

RθJA

PD

TJ

TOPR

TSTG

Value

37

-100 ~ +150

0.05 ~ +10

350

220

350

560

150

-25 ~ +85

-65 ~ +150

Note:

1. Thermal resistance test board

Size: 76.2mm * 114.3mm * 1.6mm (1S0P)

JEDEC Standard: JESD51-3, JESD51-7

2. Assume no ambient airflow.

3. TJMAX = 150°C, Ratings apply to ambient temperature at 25°C

4. Power dissipation calculation: PD = (TJ - TA)/RθJA

Recommended Operating Conditions

Parameter

Cathode Voltage

Cathode Current

Symbol

VKA

IKA

Min.

VREF

1.0

Typ.

-

-

Max.

36

100

Unit

V

mA

mA

°C/W

mW

°C

°C

°C

Unit

V

mA

2

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