APL5912KAC-TRG Ver la hoja de datos (PDF) - Anpec Electronics
Número de pieza
componentes Descripción
Fabricante
APL5912KAC-TRG Datasheet PDF : 20 Pages
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APL5912
Operating Waveforms
Test Circuit
R4
C2
2.2
1µF
R8 C8
8.2K 470pF
Q3
Shutdown
D1
VCC
1N4148
BOOT 1
7 OCSET
UGATE 2
C6
0.1µF
8
PHASE
U2
APW7057
6
4
FB LGATE
GND
R7
2K
1. Load transient Response
L1
1µH
C3
C4
1µF
470µF x2
C9
47µF
CVCNTL
1µF
+5V
VCNTL
+5V
Q1
APM2014N L2
3.3µH
VIN
+1.5V
VCNTL
5
VIN
7
POK
Q2
APM2014N
R5
1.75k
C5
1000µF x2
CIN
100µF
VOUT 3
VOUT 4
U1
APL5912
8
EN
EN
2
FB
Enable
GND
R2
2K
C7 R6
0.1µF 0
1.1 Using an Output Capacitor with ESR≥18mΩ
- COUT = 220µF/6.3V (ESR = 30mΩ), CIN = 100µF/6.3V
-
I
OUT
=
10mA
to
5A
to
10mA,
Rise
time
=
Fall
time
=
1µs
POK
R3
1K
VOUT
+1.2V/5A
R1
1K
C1
33nF
COUT
220µF
IOUT = 10mA ->5A
1
VOUT
IOUT = 10mA -> 5A ->10mA
R1=1kΩ, R2=2kΩ, C1=33nF
1
1
VOUT
IOUT = 5A ->10mA
VOUT
IOUT
2
Ch1 : VOUT, 50mV/Div
Ch2 : IOUT, 2A/Div
Time : 2µs/Div
IOUT
2
Ch1 : VOUT, 50mV/Div
Ch2 : IOUT, 2A/Div
Time : 20µs/Div
IOUT
2
Ch1 : VOUT, 50mV/Div
Ch2 : IOUT, 2A/Div
Time : 2µs/Div
Copyright © ANPEC Electronics Corp.
7
Rev. A.10 - Oct., 2009
www.anpec.com.tw
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