SS6612COTR Ver la hoja de datos (PDF) - Silicon Standard Corp.

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SS6612COTR

High-Efficiency Synchronous Step-up DC/DC Converter with Selectable Current Limit

Silicon Standard Corp. 

TYPICAL PERFORMANCE CHARACTERISTICS

V SHDN

(Continued)

V SHDN

SS6612

VOUT

VOUT=5.0V

CIN=COUT=47µF

VOUT

VOUT=5.0V

CIN=COUT=100µF

Fig. 31 Exiting Shutdown

BLOCK DIAGRAM

Fig. 32 Exiting Shutdown

SHDN

CLSEL

LBO

LBI

Minimum Off-Time

One Shot

F/ F

SQ

R

One Shot

Maximum On-Time

-

+

+

-

OUT

-

OUT

+

Damping

Q1

Switch

0.1µF

R1

C3

47µF

Q3

BATT 200Ω

Q2

LX

L

VIN

47µH

+

C1

47µF

GND

-

+

Mirror

Reference Voltage

FB

REF

C4

0.1µF

Rev.2.02 12/06/2003

www.SiliconStandard.com

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