RT8055SPZ View Datasheet(PDF) - Richtek Technology
Part Name
Description
Manufacturer
RT8055SPZ Datasheet PDF : 14 Pages
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RT8055
Marking Information
RT8055GQW
JN= : Product Code
JN=YM
DNN
YMDNN : Date Code
RT8055ZQW
JN YM
DNN
JN : Product Code
YMDNN : Date Code
RT8055GSP
RT8055
GSPYMDNN
RT8055GSP : Product Number
YMDNN : Date Code
Typical Application Circuit
L1
VIN
5V
CIN
C1
22µF 0.1µF
2µH
PVDD
LX
RT8055
VDD
R1
75k
ROSC
FB
180k
R2
SHDN/RT COMP
24k
GND
RCOMP
30k
PGND
CCOMP
470pF
VOUT
3.3V/3A
COUT
22µF x 2
VOUT
3.3
2.5
1.8
1.5
1.2
1.0
R1 (kΩ)
75
51
30
21
12
6
Table 1. Recommended Component Selection
R2 (kΩ)
24
RCOMP (kΩ)
30
CCOMP (nF)
0.47
24
27
0.47
24
22
0.47
24
18
0.47
24
15
0.47
24
13
0.47
L1 (μH)
2.2
2.2
2.2
2.2
1.0
1.0
COUT (μF)
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
www.richtek.com
2
is a registered trademark of Richtek Technology Corporation.
DS8055-05 November 2012
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