YB1521 High Power Step-Up DC-DC Converter & WLED Driver

YOBON TECHNOLOGIES

Description

www.DataSheet4U.com YB1521 High Power Step-Up DC-DC Converter & WLED Driver .
The YB1521 is a step-up DC-DC converter which operating as current source to drive up 45 white LEDs (3S15P) in parallel / series configuration from a.

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Datasheet Specifications

Part number: YB1521
Manufacturer: YOBON TECHNOLOGIES
File Size: 737.34 KB
Datasheet: YB1521_YOBONTECHNOLOGIES.pdf
Description: High Power Step-Up DC-DC Converter & WLED Driver

Features

* 2.5V to 5.5V Input Voltage Range Built In Power MOSFET Drive Up to 15V @400mA at 5V Vin Less than 1µA Shutdown Current Up to 94% efficiency Over Voltage Protection@18V UVLO, Thermal Shutdown Internal 1.6A Current Limit 200mv Low Reference Voltage Built In Soft Start PWM Dimming SOT23-5 Package Green

Applications

* for cellular phone backlighting or other hand held equipment. The wide input voltage range from 2.5V to 5.5V is idea for portable applications with higher conversion efficiency. To control LED brightness, the LED current can be pulsed by applying a PWM signal with a frequency which is typically 50 K

YB1521 Distributors

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YB1521 High Power Step-Up DC-DC Converter WLED Driver YOBON TECHNOLOGIES

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