RT9204AGS RICHTEK [Richtek Technology Corporation], RT9204AGS Datasheet - Page 3

• Manufacturer Part Number: RT9204AGS
• Description: Dual Regulators - Standard Buck PWM DC-DC and Linear Controller
• Manufacturer: RICHTEK [Richtek Technology Corporation]

Function Block Diagram
DS9204/A-08 March 2007
GND
VCC
DRV
FBL
FB
C
1uF
VCC
Reference
0.8V
0.8
LDO
GND
VCC
35dB
+
-
+
+
-
Amplifier
Layout Notes
1. Put C
2. Put RT9204/A to be near the C
3. Put C
4. Put C
Error
RT9203/A
1
BOOT
0.5V
VCC
1V
& C
SS
BOOT
Oscillator
600kHz
as close as to VCC pin
as close as to BOOT pin
+
+
-
+
-
-
2
1000uF
OVP
UVP
UVP
C
Power on
Soft Start
to be near the MU drain and ML source nodes.
OUT
Layout Placement
Reset
Preliminary
C
0.1uF
BOOT
+
+
-
PWM
5uH
L
OUT
Control
Logic
G
Regulation
Diode
MU
6.0V
D
S
GND Return
C
1uF
IN1
C
470uF
RT9204/A
IN2
www.richtek.com
UGATE
BOOT
3