ADT7110 Datasheet, PDF (1/8 Pages) ADTech – fixed frequency step-down converter designed to drive Infrared LEDs in the CCD camera module application

ADT7110
General Description
The ADT7110 is a fixed frequency step-down
converter designed to drive Infrared LEDs in the
CCD camera module application.
And internal current limit circuit protect external
devices.
654
A11
123
Package outline of the ADT7110
Features
Applications
• Input voltage range : 10.5V to 15V
• Infrared LED driver for CCD camera
• Current mode PWM controller with
integrated compensation components
• 350mA output load current available
• Built-in chip enable/disable function
• Built-in current limit protection
• 500kHz fixed frequency internal oscillator
• Small outline SOT-26 package (2.9mm x 1.6mm body)
Typical Application Circuit
V_OUT
R_SE
R_FB2
R_FB1a
R_FB1b
R_FB1c
U1
L1
C1
R_FB1d
R_FB1e
R_FB1f
RS
VIN
GND
EN
PWM
FB
VIN
C2
EN
V_FB
* This specifications are subject to be changed without notice
Jun. 07. 2008 / Rev. 0.1
1/8
http://www.ad-tech.co.kr