SC4509 Datasheet - Semtech Corporation

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SC4509 Highly Integrated Step-Up Converter

POWER POWERMANAGEMENT MANAGEMENT .
SC4509 Highly Integrated Step-Up Converter for White LED Applications in MLPD-W8-2x2 Features VIN range: 2. 10V Integrated Schottky diode.

SC4509_SemtechCorporation.pdf

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Datasheet Details

Part number:

SC4509

Manufacturer:

Semtech Corporation

File Size:

452.66 KB

Description:

Highly Integrated Step-Up Converter

Features

* VIN range: 2.7V
* 10V Integrated Schottky diode 81% efﬁciency Requires only 4 external components Up to 20V of output voltage 30mA maximum LED current Open LED protection (OVP) 1.2MHz PWM switching frequency Low feedback voltage (20OmV typical) Wide range of PWM dimming Drives up to 5 LEDs 5

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