DS8008-07 Datasheet, PDF (3/14 Pages) Richtek Technology Corporation – 2.5V to 5.5V Input Range

RT8008
Functional Pin Description
Pin Number Pin Name
Pin Function
1
EN
2
GND
Chip Enable (Active High, do not leave EN pin floating, and V_EN < V_IN + 0.6V).
Ground.
3
LX
Pin for Switching.
4
VIN
Power Input.
5
FB/VOUT Feedback Input Pin.
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
Zero
Detector
Driver
VIN
RS1
LX
RS2
GND
DS8008-07 March 2011
www.richtek.com
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