PAM8904 Datasheet PDF - Diodes 18VPP OUTPUT PEIZO SOUNDER DRIVER Specs

PAM8904 - 18VPP OUTPUT PEIZO SOUNDER DRIVER

Datasheet Summary

Description

The DIODES™ PAM8904 is a piezo sounder driver with integrated charge pump boost converter.

The PAM8904 is capable of driving a ceramic/piezo sounder with 24VPP from a 5.5V power supply.

The charge pump can operate in a 1x, 2x, or 3x mode.

Features

thermal shutdown, over current protection, over voltage protection and under voltage lock-out. The PAM8904 is available in a 16-pin U-QFN3030-16 (Type B) package, or 12-pin U-QFN3030-12 (Type A) package. CN1 GND VO2 NC U-QFN3030-16 (Type B) Pin 1 (Top View) VIN CP2 VOUT CP1 CN2 VO1 EN 1 EN2 DIN Features.
Supply Voltage Range from 1.8V to 5.5V.
18VPP Output from a 3V Supply.
Integrated Boost Converter Generates up to 12V Supply.
No Voltage Cross Output at Shutdown Mode.

Datasheet Details

Part number	PAM8904
Manufacturer	DIODES
File Size	607.03 KB
Description	18VPP OUTPUT PEIZO SOUNDER DRIVER
Datasheet	PAM8904 Datasheet
Additional preview pages of the PAM8904 datasheet.

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Full PDF Text Transcription

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PAM8904 18VPP OUTPUT PIEZO SOUNDER DRIVER NC CP1 CN2 VO1 EN 1 EN2 DIN NC Description The DIODES™ PAM8904 is a piezo sounder driver with integrated charge pump boost converter. The PAM8904 is capable of driving a ceramic/piezo sounder with 24VPP from a 5.5V power supply. The charge pump can operate in a 1x, 2x, or 3x mode. Pin Assignments Pin 1 (Top View) NC VIN CP2 VOUT The boost converter operates at a fixed frequency of 1.0MHz and provides a 12V output with a minimum number of external components. The PAM8904 can drive up to 15nF loading. Diodes Incorporated’s unique drive technology provides a small inrush current, low EMI and high efficiency. The PAM8904 includes built-in automatic shutdown and wake up that guarantees longer battery life.

Published: Feb 26, 2016 |