RT9204CS Просмотр технического описания (PDF) - Richtek Technology
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RT9204CS Datasheet PDF : 14 Pages
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Preliminary
RT9204
+ COUT
1000µF
CVCC
1µF
GND
VCC
BOOT
RT9204
CBOOT
0.1µF
MU
D
L
G
S
5µH
Diode
C1
+ C2
1µF
470µF
GND Return
Layout Placement
Layout Notes
1. Put C1 & C2 to be near the MU drain and ML source nodes.
2. Put RT9204 to be near the COUT
3. Put CBOOT as close as to BOOT pin
4. Put CVCC as close as to VCC pin
Function Block Diagram
VCC
DRV
FBL
FB
LDO_
0.8V
Reference
Power
on Reset
UVP
1V
OVP
Soft Start
6.0V
Regulator
0.5V
0.8V
35dB
Error Amp
UVP
SS
PWM
Control
Logic
BOOT
UGATE
GND
600kHz
Oscillator
DS9204-00 February 2002
www.richtek-ic.com.tw
3
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