L4989 datasheet(1/10 Pages) STMICROELECTRONICS

부품명	L4989

상세설명	LOW POWER VOLTAGE REGULATOR

PDF	10 Pages

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제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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L4989

March 2004

This is preliminary information on a new product now in development. Details are subject to change without notice.

■ OPERATING DC SUPPLY VOLTAGE RANGE

5.6V TO 31V

■ VERY LOW QUIESCENT CURRENT WITH

WATCHDOG DISABLED

■ PRECISION OUTPUT VOLTAGE (3%)

■ LOW-DROP VOLTAGE

(180mV typ at Io = 150mA)

■ RESET CIRCUIT SENSING THE OUTPUT

VOLTAGE DOWN TO 1V

■ PROGRAMMABLE RESET DELAY WITH

EXTERNAL CAPACITOR

■ WATCHDOG DISABLE INPUT

■ PROGRAMMABLE WATCHDOG TIMER WITH

EXTERNAL CAPACITOR

■ THERMAL SHUTDOWN AND SHORT

CIRCUIT PROTECTION

■ WIDE TEMPERATURE RANGE (Tj = -40°C TO

150°C)

ORDERING NUMBERS: L4989D (SO8)

L4989 (SO20)

SO20

SO8

PRODUCT PREVIEW

LOW POWER VOLTAGE REGULATOR

BLOCK DIAGRAMt

watchdog

Vs

Vi

Wi

Vcw

Vcr

Ctr

Ctw

Res

WE

gnd

Vo

Co

Voltage

Reference

Reset

Start up

100mV

+

_

1.25V

watchdog

Vs

Vi

Wi

Vcw

Vcr

Ctr

Ctw

Res

WE

gnd

Vo

Co

Voltage

Reference

Reset

Start up

100mV

+

_

1.25V

유사한 부품 번호 - L4989

제조업체	부품명	데이터시트	상세설명
STMicroelectronics	L4989	370Kb / 19P	Low power voltage regulator 18-Nov-2008
	L4989D	1Mb / 22P	for car body applications Oct-2013
	L4989D	623Kb / 19P	Automotive low power voltage regulator 01-Oct-2018
	L4989D013TR	623Kb / 19P	Automotive low power voltage regulator 01-Oct-2018
	L4989MD	370Kb / 19P	Low power voltage regulator 18-Nov-2008

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유사한 설명 - L4989

제조업체	부품명	데이터시트	상세설명
Sharp Corporation	PQ15RW21	20Kb / 2P	Low Power-Loss Voltage Regulator
	PQ1R30	18Kb / 2P	Low Power-Loss Voltage Regulator
	PQ1S30	23Kb / 3P	Low Power-Loss Voltage Regulator
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	PQ035ES1MXP	37Kb / 3P	Low Power-Loss Voltage Regulator
STMicroelectronics	L9777B	481Kb / 25P	Low power voltage regulator 14-Dec-2010
STMicroelectronics	L4989MD	370Kb / 19P	Low power voltage regulator 18-Nov-2008
Sharp Corporation	PQ5RS1A	18Kb / 1P	Low Power-Loss Voltage Regulator
ON Semiconductor	LP2950	193Kb / 22P	Low Power Low Dropout Voltage Regulator January, 2018 ??Rev. 30

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L4989 데이터시트(PDF) 1 Page - STMicroelectronics

L4989 데이터시트(HTML) 1 Page - STMicroelectronics

유사한 부품 번호 - L4989

유사한 설명 - L4989

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