L5973AD 데이터 시트보기 (PDF) - STMicroelectronics

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L5973AD

2 A switch step down switching regulator

STMicroelectronics 

Electrical data

2

Electrical data

2.1

Maximum ratings

Table 2. Absolute maximum ratings

Symbol

Parameter

V8

Input voltage

V1

Output DC voltage

Output peak voltage at t = 0.1 µs

I1

Maximum output current

V4, V5

Analog pins

V3

INH

V2

SYNC

PTOT

Power dissipation at TA ≤ 60 °C

TJ

Operating junction temperature range

TSTG

Storage temperature range

2.2

Thermal data

Table 3. Thermal data

Symbol

Parameter

RthJA Maximum thermal resistance junction-ambient

1. Package mounted on board

L5973AD

Value

Unit

40

V

-1 to 40

V

-5 to 40

V

int. limit.

4

V

-0.3V to VCC

-0.3 to 4

V

2.25

W

-40 to 150

°C

-55 to 150

°C

HSOP8

Exposed pad

40 (1)

Unit

°C/W

4/21

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