(China (Mainland))
Product Summary
The LT1937ES5#TRPBF is a step-up DC/DC converter specifically designed to drive white LEDs with a constant current. The device can drive two, three or four LEDs in series from a Li-Ion cell. The applications of LT1937ES5#TRPBF are Cellular Phones, PDAs, Handheld Computers, Digital Cameras, MP3 Players, GPS Receivers.
Parametrics
LT1937ES5#TRPBF absolute maximum ratings: (1)Input Voltage (VIN):10V; (2)SW Voltage:36V; (3)FB Voltage:10V; (4)SHDN Voltage:10V; (5)Operating Temperature Range:–40℃ to 85℃; (6)Maximum Junction Temperature:125℃; (7)Storage Temperature Range:–65℃ to 150℃; (8)Lead Temperature (Soldering, 10 sec):300℃.
Features
LT1937ES5#TRPBF features: (1)Inherently Matched LED Current; (2)High Efficiency: 84% Typical; (3)Drives Up to Four LEDs from a 3.2V Supply; (4)Drives Up to Six LEDs from a 5V Supply; (5)36V Rugged Bipolar Switch; (6)Fast 1.2MHz Switching Frequency; (7)Uses Tiny 1mm Tall Inductors; (8)Requires Only 0.22μF Output Capacitor; (9)Low Profile SC70 and ThinSOTTM Packaging.
Diagrams
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 LT1937ES5#TRPBF |
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IC LED DRIVR WHITE BCKLGT TSOT-5 |
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