RT5789A/B
Ordering Information
RT5789A/B
Package Type
J8F : TSOT-23-8 (FC)
QUF: UDFN-8L 2.5x2 (FC) (U-Type)
Lead Plating System
G : Green (Halogen Free and Pb Free)
PWM Operation Mode
A : Automatic PSM
B : Forced PWM
Note :
Richtek products are :
�½
Pin Configuration
(TOP VIEW)
AGND
6
3
8
7
2
LX
PGOOD
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.
EN
FB
AGND
VOUT
TSOT-23-8 (FC)
PGOOD
VIN
LX
PGND
1
2
3
4
8
7
6
5
�½
Applications
WLAN ASIC Power / Storage (SSD and HDD)
Mobile Phones and Handheld Devices
STB, Cable Modem, and xDSL Platforms
General Purpose for POL LV Buck Converter
UDFN-8L 2.5x2 (FC)
Marking Information
RT5789AGJ8F
16= : Product Code
RT5789AGQUF
01= : Product Code
DNN : Date Code
16=DNN
01=W
RT5789BGQUF
W : Date Code
RT5789BGJ8F
15= : Product Code
00= : Product Code
15=DNN
DNN : Date Code
00=W
W : Date Code
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
2
DS5789A/B-02 March 2018
PGND
VIN
VOUT
5
4
EN
FB
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
