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.
1
2
3
Package outline of the ADT7110
6
5
A11
4
Features
• Input voltage range : 10.5V to 15V
• 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
Applications
• Infrared LED driver for CCD camera
• Small outline SOT-26 package (2.9mm x 1.6mm body)
Typical Application Circuit
V
OUT
R
SE
RS
VIN
C2
VIN
A11
GND
R
FB2
R
FB1a
L1
R
FB1b
C1
R
FB1c
R
FB1d
R
FB1e
R
LED5
R
LED6
R
LED4
R
LED3
R
LED2
R
LED1
R
FB1f
U1
EN
EN
FB
PWM
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
ADTECH [ ADTECH ]
