APW7057K Ver la hoja de datos (PDF) - Anpec Electronics

Número de pieza

componentes Descripción

Fabricante

APW7057K

High Power Step-Down Synchronous DC/DC Controller

Anpec Electronics 

APW7057

Operating Waveforms (Refer to the typical application circuit)

2. UGATE and LGATE

IOUT=10A

UGATE Rising

VUGATE

UGATE Falling

IOUT=10A

VUGATE

VLGATE

VLGATE

Ch1 : VUGATE, 2V/Div, DC

Time : 125nS/Div

Ch2 : VLGATE, 2V/Div, DC

BW = 500MHz

3. Powering ON / OFF

Soft-start at Powering ON

VIN

VOUT

Ch1 : VUGATE, 2V/Div, DC

Time : 125nS/Div

Ch2 : VLGATE, 2V/Div, DC

BW = 500MHz

Powering OFF

VIN

VOUT

Ch1 : VIN, 2V/Div, DC

Time : 1mS/Div

Ch2 : VOUT, 1V/Div, DC

BW = 20MHz

4. Short-Circuit Protection

Ch1 : VIN, 2V/Div, DC

Time : 5mS/Div

Ch2 : VOUT, 1V/Div, DC

BW = 20MHz

UVP

OCP

OCP

VOUT

IOUT

Under-Voltage (UVP)

and Over-Current Protection (OCP)

Ch1 : VOUT, 1V/Div, DC

Ax1 : IOUT, 10A/Div

Time : 1mS/Div

BW = 20MHz

Copyright  ANPEC Electronics Corp.

8

Rev. A.3 - Oct., 2003

www.anpec.com.tw

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