LM48556TL/NOPB Texas Instruments - Yeehing Electronics

Mono, analog input, ceramic speaker driver with integrated 17.5-V charge pump

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Specifications

For more information, please refer to datasheet

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More Information

The LM48556 is a single supply, mono, ceramic speaker driver with an integrated charge-pump, designed for portable devices, such as cell phones, where board space is at a premium. The LM48556 charge pump allows the device to deliver 17.5VPP (typ) from a single 4.5V supply. Additionally, the charge pump features a soft start function that minimizes transient current during power-up.