SC2446AEVB View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC2446AEVB

Dual-Phase, Single or Dual Output Synchronous Step-Down Controller

Semtech Corporation 

1 2 3 4 5 6 7 8 9 10 Next

POWER MANAGEMENT

Block Diagram

OCN

IN-

-

0.5(VREFOUT)

+

/ 0.5(VREFIN)

SS/EN

1.8 µΑ

0.5V/3.2V

UVLO

0.8V/1.2V

3µΑ

SC2446A

S

Q

OL

R

DSBL

Figure 4. Soft-Start and Overload Hiccup Control Circuit

 2005 Semtech Corp.

9

www.semtech.com

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