LM34919_15 datasheet(6/21 Pages) TI1

부품명	LM34919

상세설명	Ultra-Small 40-V 600-mA Constant On-Time Buck Switching Regulator

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제조업체	TI1 [Texas Instruments]

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LM34919

ON TIMER

OFF TIMER

LEVEL

SHIFT

7V SERIES

REGULATOR

VCC

UVLO

8V-40V

Input

VIN

C1

RON

C5

RON/SD

SS

FB

RTN

LOGIC

REGULATION

COMPARATOR

OVER-

VOLTAGE

COMPARATOR

+

-

+

-

+

-

D1

SGND

ISEN

SW

BST

VCC

VIN

COMPLETE

START

RON

START

COMPLETE

C3

C4

R1

R2

R3

C2

CURRENT LIMIT

COMPARATOR

RSENSE

100 m:

VOUT

2.9V

2.5V

10.5 PA

GATE DRIVE

UVLO

L1

+

-

+

-

0.8V

DRIVER

64 mV

C6

THERMAL

SHUTDOWN

LM34919

SNOSAY2E – MAY 2007 – REVISED FEBRUARY 2013

www.ti.com

Typical Performance Characteristics (continued)

Voltage at the RON/SD Pin

Shutdown and Operating Current into VIN

Figure 9.

Figure 10.

TYPICAL APPLICATION CIRCUIT AND BLOCK DIAGRAM

6

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유사한 부품 번호 - LM34919_15

제조업체	부품명	데이터시트	상세설명
Texas Instruments	LM34919	1Mb / 21P	[Old version datasheet] Ultra-Small 40-V 600-mA Constant On-Time Buck Switching Regulator

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유사한 설명 - LM34919_15

제조업체	부품명	데이터시트	상세설명
Texas Instruments	LM34919	1Mb / 21P	[Old version datasheet] Ultra-Small 40-V 600-mA Constant On-Time Buck Switching Regulator
Texas Instruments	LM34919B	1Mb / 27P	[Old version datasheet] Ultra-Small 40-V 600-mA Constant On-Time Buck Switching Regulator
National Semiconductor ...	LM34919B	497Kb / 20P	Ultra Small 40V, 600 mA Constant On-Time Buck Switching Regulator
National Semiconductor ...	LM34919	387Kb / 18P	Ultra Small 40V, 600 mA Constant On-Time Buck Switching Regulator
Texas Instruments	LM34919C-Q1	1Mb / 29P	[Old version datasheet] LM34919C-Q1 Ultra Small 50V, 600 mA Constant On-Time Buck Switching Regulator
	LM34923	1Mb / 26P	[Old version datasheet] 80-V 600-mA Constant On-Time Buck Switching Regulator
	LM34923	1Mb / 26P	[Old version datasheet] 80V, 600 mA Constant On-Time Buck Switching Regulator
	LM5006	850Kb / 25P	[Old version datasheet] 80V, 600 mA Constant On-Time Buck Switching Regulator
	LM5006	1Mb / 27P	[Old version datasheet] LM5006 80V, 600 mA Constant On-Time Buck Switching Regulator
	LM5017	1Mb / 31P	[Old version datasheet] 100-V, 600-mA Constant On-Time Synchronous Buck Regulator

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LM34919 데이터시트(PDF) 6 Page - Texas Instruments

LM34919 데이터시트(HTML) 6 Page - Texas Instruments

유사한 부품 번호 - LM34919_15

유사한 설명 - LM34919_15

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