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SC4505 High Efficiency Boost Converter

SC4505 Description

SC4505 High Efficiency Boost Converter for Backlight/Flash LED Driver POWER MANAGEMENT .
The SC4505 is a high-frequency PWM current-mode stepup switching regulator with an integrated 2A power transistor.

SC4505 Features

* ‹ Two independent current sources for dual LED strands with optimal current/light matching. Backlight up to 75mA, Flash up to 125mA ‹ Wide input range from 2.6V to 12V ‹ Adaptive output voltage up to 28V with OVP protection against open circuit conditions ‹ Low shutdown current (

SC4505 Applications

* ‹ ‹ ‹ ‹ ‹ ‹ ‹ White LED power supplies Flat screen LCD bias supplies TFT bias supplies Dual panel Handset/Liquid Crystal Display Monitor Portable media players Digital video cameras Digital still cameras Boost Converter Efficiency vs Input Voltage (2 String of 3 LEDs @30mA) 87 Typical Application C

📥 Download Datasheet

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Datasheet Details

Part number
SC4505
Manufacturer
Semtech Corporation
File Size
410.41 KB
Datasheet
SC4505_SemtechCorporation.pdf
Description
High Efficiency Boost Converter

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High Efficiency Boost Converter Semtech Corporation
Semtech Corporation SC4505-like datasheet