LED BACKLIGHTING
Semtech Corp.Request Info
The SC4509 step-up converter for white LED backlighting from Semtech Corp. can drive up to five LEDs. With an integrated Schottky diode that operates with greater than 80% efficiency in a 2 × 2 × 0.8-mm package, the converter runs with low, 200-mV feedback and accepts input ranging from 2.7 to 10 V, while enabling 1.2-MHz PWM switching frequency and PWM dimming up to 10 kHz.
https://www.semtech.com
/Buyers_Guide/Semtech_Corp/c17311
Published: November 2007
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