RT8202B データシートの表示（PDF） - Richtek Technology
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RT8202B Datasheet PDF : 19 Pages
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RT8202/A/B
Typical Application Circuit
VDDP
5V
PGOOD
CCM/DEM
C1
1µF
R2
51k
R1
10
C2
1µF
D1
BAT254
RT8202/A/B
TON
BOOT
VDDP
UGATE
VDD
PHASE
LGATE
PGOOD
OC
EN/DEM
GND
PGND
FB
VOUT
VIN
4.5V to 26V
R3
1M
R4
2.2
R5 0
R6 10k
C3
0.1µF
C4
10µF
Q1
AO4702 L1
2.4µH
VOUT
Q2
AO4702
R7
C7
220µF
C5
R8 C6
12k
C8
R9
0.1µF
20k
Figure 1. Output Voltage Setting for VOUT < 3.3V Application
VDDP
5V
PGOOD
CCM/DEM
C1
1µF
R2
51k
R1
10
C2
1µF
D1
BAT254
RT8202/A/B
TON
BOOT
VDDP
UGATE
VDD
PHASE
LGATE
PGOOD
OC
EN/DEM
GND
PGND
FB
VOUT
VIN
4.5V to 26V
R3
1M
R4
2.2
R5 0
R6 10k
C3
0.1µF
C4
10µF
Q1
AO4702 L1
2.4µH
VOUT
Q2
AO4702
R7
C7
220µF
C6
C5
R8
C8
0.1µF
R9
R10
VOUT FB
R11
Figure 2. Output Voltage Setting for VOUT > 3.3V Application
Copyright ©2014 Richtek Technology Corporation. All rights reserved.
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is a registered trademark of Richtek Technology Corporation.
DS8202/A/B-07 April 2014
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