LM2937 데이터 시트보기 (PDF) - Unisonic Technologies

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LM2937

500mA LOW DROPOUT VOLTAGE REGULATOR

Unisonic Technologies 

LM2937

TYPICAL APPLICATION

LINEAR INTEGRATED CIRCUIT

UNREGULATED

INPUT

CIN*

10 μF

VIN 1

UTC LM2937-XX

2

IQ

3 VOUT

REGULATED

OUTPUT

COUT**

10μF

ON/OFF CONTROL APPLICATION

UNREGULATED

INPUT

CIN*

10 μF

VIN 4

5 VOUT

UTC LM2937-XX

REGULATED

OUTPUT

N/C 1

3

2

IQ

ON/OFF

COUT**

10μF

* Required if the regulator is located more than 3 inches from the power supply filter capacitors.

**Required for stability. COUT must be at least 10µF (over the full expected operating temperature range) and located

as close as possible to the regulator. The equivalent series resistance, ESR, of this capacitor may be as high as 3Ω.

UNISONIC TECHNOLOGIES CO., LTD

www.unisonic.com.tw

6 of 10

QW-R102-012.F

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