APW7120
Operating Waveforms (Cont.)
(Refer to the typical application circuit, VBIAS=VIN=+12V supplied by an ATX Power Supply)
3. Powering ON / OFF (Cont.)
Powering ON
Powering OFF
VCC=VIN=12V
RL=0.12Ω
VCC
1
1
IL
3
3
VOUT
2
2
VCC=VIN=12V
RL=0.12Ω
VCC
IL
VOUT
Ch1 : VCC, 5V/Div, DC
Ch3 : IL, 10A/Div, DC
BW = 20 MHz
Ch2 : VOUT, 1V/Div, DC
Time : 5ms/Div
4. Enabling and Shutting Down
Enabling by Releasing OCSET Pin
Ch1 : VCC, 5V/Div, DC
Ch3 : IL, 10A/Div, DC
BW = 20 MHz
Ch2 : VOUT, 1V/Div, DC
Time : 10ms/Div
Shutting Down by Pulling OCSET Low
3
VOCSET
3
VOCSET
2
2
VUGATE
VUGATE
VOUT
1
1
VOUT
IOUT=2A
Ch1 : VOUT, 1V/Div, DC Ch2 : VUGATE, 20V/Div, DC
Ch3 : VOCSET, 2V/Div, DC Time : 2ms/Div
BW = 20 MHz
Copyright © ANPEC Electronics Corp.
10
Rev. A.5 - Jun., 2008
Ch1 : VOUT, 1V/Div, DC
Ch3 : VOCSET, 2V/Div, DC
BW = 20 MHz
Ch2 : VUGATE, 20V/Div, DC
Time : 2ms/Div
www.anpec.com.tw