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零件编号
产品描述 (功能)
APW7120A 查看數據表(PDF) - Anpec Electronics
零件编号
产品描述 (功能)
生产厂家
APW7120A
5V to 12V Supply Voltage, 8-PIN, Synchronous Buck PWM Controller
Anpec Electronics
APW7120A Datasheet PDF : 22 Pages
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APW7120A
Operating Waveforms (Cont.)
(Refer to the typical application circuit, V
BIAS
=V
IN
=+12V supplied by an ATX Power Supply)
3. Powering ON / OFF
Powering ON
Powering OFF
V
CC
=V
IN
=5V
R
L
=0.12
Ω
V
CC
V
CC
=V
IN
=5V
V
CC
R
L
=0.12
Ω
1
1
I
L
I
L
3
3
V
OUT
V
OUT
2
2
Ch1 : V
CC
, 2V/Div, DC
Ch3 : I
L
, 10A/Div, DC
BW = 20 MHz
Ch2 : V
OUT
, 1V/Div, DC
Time : 5ms/Div
Ch1 : V
CC
, 2V/Div, DC
Ch3 : I
L
, 10A/Div, DC
BW = 20 MHz
Ch2 : V
OUT
, 1V/Div, DC
Time : 10ms/Div
Powering ON
V
CC
=V
IN
=12V
R
L
=0.12
Ω
V
CC
1
I
L
3
V
OUT
2
Ch1 : V
CC
, 5V/Div, DC
Ch3 : I
L
, 10A/Div, DC
BW = 20 MHz
Ch2 : V
OUT
, 1V/Div, DC
Time : 5ms/Div
Powering OFF
V
CC
=V
IN
=12V
R
L
=0.12
Ω
V
CC
1
I
L
3
V
OUT
2
Ch1 : V
CC
, 5V/Div, DC
Ch3 : I
L
, 10A/Div, DC
BW = 20 MHz
Ch2 : V
OUT
, 1V/Div, DC
Time : 10ms/Div
Copyright
©
ANPEC Electronics Corp.
7
Rev. A.3 - Nov., 2009
www.anpec.com.tw
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