LT3472 Просмотр технического описания (PDF) - Linear Technology

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производитель

LT3472

Boost and Inverting DC/DC Converter for CCD Bias

Linear Technology 

LT3472

TYPICAL APPLICATIO S

VIN

3V TO 4.2V

LP

22µH

LN1

47µH

CIN

2.2µF CNF

1µF

VPOS

15V

20mA

RFBP

550k

CFBP, 4.7pF

SWP

VPOS

FBP

VIN

LT3472

SHDN

COP

2.2µF

SHDN

SSP

GND

CSSP

100nF

SWN

DN

FBN

SSN

RFBN

320k

CFBN

10pF

CSSN

100nF

LN2

47µH

VNEG

–8V

50mA

CON

2.2µF

CIN: TAIYO YUDEN JMK107BJ225

COP: TAIYO YUDEN EMK316BJ225

CNF: TAIYO YUDEN EMK212BJ105

CON: TAIYO YUDEN LMK212BJ225

LP: MURATA LQH32CN220

LN1, LN2: MURATA LQH32CN470

3472 TA02

IPOS

15mA

25mA

VPOS Load Step Response

VPOS

20mV/DIV

20µs/DIV

3472 TA04

–20mA

INEG

–30mA

VNEG

10mV/DIV

VNEG Load Step Response

50µs/DIV

3472 TA05

3472f

10

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