APW7120A 查看數據表（PDF） - Anpec Electronics
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APW7120A Datasheet PDF : 22 Pages
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APW7120A
Operating Waveforms (Cont.)
(Refer to the typical application circuit, VBIAS=VIN=+12V supplied by an ATX Power Supply)
6. OCSET Voltage RC Delay
No Connecting a shutdown MOSFET
at OCSET Pin
Connecting a shutdown MOSFET
(2N7002) at OCSET Pin
VOCSET
VOCSET
IL
IL
1,2
CProber=8pF
OCP
Ch1 : VOCSET, 0.5V/Div, DC Ch2 : IL, 10A/Div, DC
Time : 2µS/Div
BW = 20 MHz
1,2 CProber=8pF
C2N7002=44pF (measured)
OCP
Ch1 : VOCSET, 0.5V/Div, DC
Time : 2µ S/Div
Ch2 : IL, 10A/Div, DC
BW = 20 MHz
6. OCSET Voltage RC Delay
Connecting a shutdown MOSFET
(APM2322) at OCSET Pin
IL
7. Short-Circuit Test
Shorted by a wire
OCP OCP OCP OCP
1
UVP
VOUT
VOCSET
1,2 CProber=8pF
CAPM2322=89pF (measured)
OCP
Ch1 : VOCSET, 0.5V/Div, DC Ch2 : IL, 10A/Div, DC
Time : 2µS/Div
BW = 20 MHz
IL
2
Ch1 : VOUT, 1V/Div, DC
Time : 5ms/Div
Ch2 : IL, 10A/Div, DC
BW = 20 MHz
Copyright © ANPEC Electronics Corp.
9
Rev. A.3 - Nov., 2009
www.anpec.com.tw
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