RT9263CGX5 RICHTEK [Richtek Technology Corporation], RT9263CGX5 Datasheet - Page 4

• Manufacturer Part Number: RT9263CGX5
• Description: High Efficiency, Low Supply Current, Step-Up DC/DC Converter
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT9263
Functional Pin Description
www.richtek.com
4
RT9263CCX5 RT9263ECX5
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1
2
3
4
5
Pin No.
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1
2
3
4
5
Pin Name Pin Function
EXT
EN
VDD
FB
LX
GND
Output Pin for Driving External NMOS or NPN
When driving an NPN, a resistor should be added for limiting base
Chip Enable Pin (Active High)
Input Positive Power Pin of RT9263
Feedback Input Pin
Internal reference voltage for the error amplifier is 1.25V.
Pin for Switching
Ground
Preliminary
DS9263-09 March 2007