SC4201 Просмотр технического описания (PDF) - Semtech Corporation

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SC4201

Multi-Phase Link Controller

Semtech Corporation 

SC4201

POWER MANAGEMENT

Application Information (Cont.)

Diagram in Figure 2 demonstrates a multi-phase operation of a single power supply with current sharing

through the individual phases and with fixed switching frequency FSW.

VDD

+3 to 6V

Ph A

PWM

L

sync

= Fsw

SYNC

Ph B

PWM

L

sync

= Fsw

RT

Ph C

PWM

L

sync

= Fsw

Vout

C

GND

Ph D

PWM

L

sync

= Fsw

SC4201

optional 3 or 2/4 Phases

Figure 2

 2002 Semtech Corp.

5

www.semtech.com

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