RT2855A/B
Applications
Industrial and Commercial Low Power Systems
Ordering Information
RT2855A/B
Computer Peripherals
Package Type
QW : WQFN-16L 3x3 (W-Type)
LCDMonitors and TVs
Green Electronics/Appliances
Point of Load Regulation for High-Performance DSPs,
FPGAs, and ASICs
Lead Plating System
G : Green (Halogen Free and Pb Free)
H : Hiccup Mode OVP & UVP
L : Latched OVP & UVP
A : PSM
B : PWM
Marking Information
RT2855AHGQW
Note :
4G= : Product Code
Richtek products are :
YMDNN : Date Code
4G=YM
RoHS compliant and compatible with the current require-
ments of IPC/JEDEC J-STD-020.
DNN
Suitable for use in SnPb or Pb-free soldering processes.
RT2855ALGQW
4F= : Product Code
Pin Configurations
YMDNN : Date Code
4F=YM
(TOP VIEW)
DNN
16 15 14 13
RT2855BHGQW
1
2
3
4
12
11
10
9
FB
VREG5
SS
BOOT
SW
4E= : Product Code
GND
SW
YMDNN : Date Code
4E=YM
17
GND
SW
DNN
5
6
7
8
RT2855BLGQW
4D= : Product Code
WQFN-16L 3x3
YMDNN : Date Code
4D=YM
DNN
Copyright 2015 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
2
DS2855A/B-01 September 2015
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
