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RT9202GS Datasheet(PDF) 3 Page - Richtek Technology Corporation

Part # RT9202GS
Description  Single Synchronous Buck PWM DC-DC Controller
PDF  14 Pages
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Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT9202GS Datasheet(HTML) 3 Page - Richtek Technology Corporation

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RT9202
3
DS9202-09
March 2007
www.richtek.com
Function Block Diagram
Layout Placement
Layout Notes
1. Put CIN1 & CIN2 to be near the MU drain and ML source nodes.
2. Put RT9202 to be near the COUT
3. Put CBOOT as close as to BOOT pin
4. Put CVCC as close as to VCC pin
GND
VCC
RT9202
BOOT
C
VCC
1uF
C
BOOT
0.1uF
C
OUT
1000uF
L
5uH
MU
D
G
S
ML
D
G
S
C
IN1
1uF
C
IN2
470uF
GND Return
Bias
0.8
Reference
Power on
Reset
Soft Start
+
-
OVP
+
-
UVP
1.1V
+
-
Error
0.8V
0.5V
Error
Amplifier
+
-
PWM
300kHz
Oscillator
Control
Logic
+
-
OC
40uA
VCC
6.0V
Regulation
GND
FB
VCC
BOOT
OCSET
UGATE
PHASE
LGATE



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