APW7143KI-TRG Ver la hoja de datos (PDF) - Anpec Electronics
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APW7143KI-TRG Datasheet PDF : 19 Pages
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APW7143
Typical Operating Characteristics (Cont.)
(Refer to the application circuit 1 in the section “Typical Application Circuits”, VIN=12V, VOUT=3.3V, L1=4.7µH )
Oscillator Frequency vs.
Junction Temperature
550
540
530
520
510
500
490
480
470
460
450
-50
-25 0 25 50 75 100 125 150
Junction Temperature, TJ (oC)
Operating Waveforms
(Refer
to
the
application
circuit
1
in
the
section
“Typical
Application
Circuits”,
V =12V,
IN
V =3.3V,
OUT
L1=4.7µH
)
Power On
IOUT=3A
VIN
1
VOUT
2
IL1
3
CH1 : VIN , 5V/div
CH2 : VOUT , 2V/div
CH3 : IL1 , 2A/div
Time : 5ms/div
Power Off
IOUT=3A
VIN
1
VOUT
2
IL1
3
CH1 : VIN , 5V/div
CH2 : VOUT , 2V/div
CH3 : IL1 , 2A/div
Time : 10ms/div
Copyright © ANPEC Electronics Corp.
6
Rev. A.1 - Apr., 2008
www.anpec.com.tw
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