RT5021
Applications
DSC Power Supply System
CMOS-Sensor DV
Portable Instruments
Pin Configurations
(TOP VIEW)
VRTC
DN
DP
VIN
SYS
SYS
BAT
BAT
PVD3
LX3
40 39 38 37 36 35 34 33 32 31
Ordering Information
RT5021
Package Type
QW : WQFN-40L 5x5 (W-Type)
Lead Plating System
G : Green (Halogen Free and Pb Free)
Note :
Richtek products are :
RoHS compliant and compatible with the current require-
ments of IPC/JEDEC J-STD-020.
Suitable for use in SnPb or Pb-free soldering processes.
WAKE
PVD1
LX1
CHG2
FB7
PVD7
LX7
CHG
VO6
PVD6
1
2
3
4
5
6
7
8
9
10
11 12 13 14 15 16 17 18 19 20
41
30
29
28
27
26
25
24
23
22
21
GND
VP
TS
FB3
PVD2
LX2A
LX2B
VO2
FB2
VO8
SCL
Marking Information
RT5021GQW : Product Number
RT5021
GQW
YMDNN
YMDNN : Date Code
Copyright
©
2013 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5021-01 April 2013
FB4
SEQ
LX4
EN
PVD45
LX5
INT
VO5/FB5
PVD8
SDA
WQFN-40L 5x5
www.richtek.com
3
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
