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Linear Technology

DC637A: LT3465ES6 LT3465AES6 | Single Cell White LED (4) Driver

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DC637A Available Directly From Manufacturer QUOTE
 
Demonstration circuit 637 features the LT®3465 and LT®3465A constant-current white LED drivers in small SOT23 ThinSOT packages. The demo board is designed to demonstrate high efficiency and small size performance of the LT3465 and LT3465A, made possible by a 200mV feedback voltage, 1.2MHz (2.4MHz for LT3465A) switching frequency, and a special internal compensation network allowing 0603 input/output capacitors (the output capacitor at 0.22uF). The DC637 is specifically designed for white LED backlight applications using 2~4 LEDs, making the LT3465 an ideal solution for battery powered portable applications such as cellular phone, digital camera, MP3 player, GPS receiver, and handheld computer (PDAs). LT3465 offers numerous LEDdimming circuit options, see the datasheet for more detailed information on LED brightness control.