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| AMC DOC. #: AMC7123_A December 2003 V2.2 (R) AMC7123/4 Flash Light LED Driver FEATURES ADD MICROTECH CORP. DESCRIPTION The AMC7123/4 is member of ADDM North Star White/Blue LED driver family. No external component is required. Especially good for use flash light LED driver. The special circuit design provides over 90% efficiency in low noise. The AMC7123/4 is Integrated with 2 control pins for LEDs driving current control. Target end applications are camera flash light LCD driver for mobile phone, smart phone, PDA, Digital Still Camera, etc. No external component required. Programmable output current control by ENL, ENH 120mA LED driving capability. Output short / open circuit protection. 1 channel, 3 channels available in MSOP-8 package.. High efficiency Thermal Shut-Down protection. Supply voltage range 2.7V ~ 6V 0.1uA Shut-Down current 2KV HBM ESD protection Advanced Bi-CMOS process. Device Name Maximum LED Minimum LED Drive Current Drive Current AMC7123DN 120mA 20mA AMC7124DN 120mA 20mA LED Channel 1 3 APPLICATIONS Mobile Phone, Smart Phone Camera LED Flash Light. Digital Still Camera LED Flash Light. PACKAGE PIN OUT ENH ENL VDD 1 2 3 8 GND 7 GND 6 LED 5 LED ENH ENL VDD 1 2 3 8 LED1 7 GND 6 LED2 5 LED3 GND 4 GND 4 AMC7123DN AMC7124DN Copyright (c) 2003, ADD Microtech Corp. 1 www.addmtek.com |
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