RT8078AZSP 查看數據表（PDF） - Richtek Technology
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RT8078AZSP Datasheet PDF : 12 Pages
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RT8078A
Marking Information
RT8078AGQW
42= : Product Code
42=YM
DNN
YMDNN : Date Code
RT8078AZQW
42 YM
DNN
42 : Product Code
YMDNN : Date Code
RT8078AGSP
RT8078A
GSPYMDNN
RT8078AGSP : Product Number
YMDNN : Date Code
RT8078AZSP
RT8078A
ZSPYMDNN
RT8078AZSP : Product Number
YMDNN : Date Code
Typical Application Circuit
PGOOD
VIN
RT8078A
PGOOD
LX
R1
PVIN
CIN
SVIN
FB
C1
LOUT
R1
R2
CFF
VOUT
COUT
Chip Enable
EN
GND
VOUT (V)
3.3
2.5
1.8
1.5
1.2
1.0
Table 1. Recommended Component Selection
R1 (kΩ)
229.5
R2 (kΩ)
51
CFF (pF)
22
L (μH)
2
161.5
51
22
2
102
51
22
1.5
76.5
51
22
1.5
51
51
22
1.5
34
51
22
1.5
COUT (μF)
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
www.richtek.com
2
DS8078A-01 June 2011
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