RT8010GQW Datasheet, PDF (3/15 Pages) Richtek Technology Corporation – 1.5MHz, 1A, High Efficiency PWM Step-Down DC/DC Converter

RT8010/A
Functional Pin Description
Pin No.
RT8010
RT8010A
Pin Name
Pin Function
Internal Connection. Leave floating and do not make connection
1
6, 8, 16
IC
to this pin.
2
7
EN
Chip Enable (Active High).
3
9, 10, 11, 12 VIN
Power Input. (Pin 9 and Pin 10 must be connected with Pin 11).
4
13, 14, 15 LX
Pin for Switching. (Pin 13 must be connected with Pin 14).
5
1, 2, 3, 5
GND
Ground.
6
4
FB/VOUT Feedback/Output Voltage.
7 (Exposed Pad) 17 (Exposed Pad) GND
Ground. The exposed pad must be soldered to a large PCB and
connected to GND for maximum thermal dissipation.
Function Block Diagram
EN
FB/VOUT
Slope
Compensation
Error
Amplifier
RC
COMP
OSC &
Shutdown
Control
Current
Sense
PWM
Comparator
Current
Limit
Detector
Control
Logic
UVLO &
Power Good
Detector
V_REF
Driver
VIN
RS1
LX
RS2
GND
Copyright ©2012 Richtek Technology Corporation. All rights reserved.
DS8010/A-09 September 2012
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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