RT8223BGQW Просмотр технического описания (PDF) - Richtek Technology
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производитель
RT8223BGQW Datasheet PDF : 26 Pages
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RT8223A/B
VOUT1
5V
C3
220µF
C1
10uF
L1
6.8µH
R5
C4
R7
3.9
C10
0.1µF
16 VIN
RT8223B
UGATE2 10
BOOT2 9
R9
0
R8 0
Q2
BSC119
N03S
C13
10µF
VIN
C12
10µF
Q1
BSC119
N03S
R4 0
R3 0
C2
0.1µF
Q3
BSC119
N03S
21 UGATE1
22 BOOT1
20 PHASE1
19 LGATE1
24 VOUT1
ON
18 ENC
OFF
3 REF
C15
0.22µF
ON
OFF
Frequency Control
PWM/DEM/Ultrasonic
13 EN
4 TONSEL
14 SKIPSEL
PHASE2 11
LGATE2 12
PGND 15
VOUT2 7
VREG5 17
PGOOD 23
VREG3 8
ENTRIP1 1
ENTRIP2 6
C7
0.1µF
L2
4.7µH
Q4
BSC119
N03S
R10
C14
VOUT2
3.3V
C17
220µF
C9
4.7µF
C16
4.7µF
R6
100k
R1
150k
R2
150k
5V Always On
PGOOD Indicator
3.3V Always On
FB1 2
FB2 5
Exposed Pad (25)
GND
DS8223A/B-04 April 2011
www.richtek.com
3
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