PAM8904Q - Diodes

PAM8904Q AUTOMOTIVE 18VPP OUTPUT PEIZO SOUNDER DRIVER

The PAM8904Q is a piezo sounder driver designed for driving a ceramic/piezo sounder or speaker with 18VPP from a 3V power supply. A programmable charge pump boost converter allows the PAM8904Q VOUT to operate in 1x, 2x and 3x mode. Pin Assignments (Top View) NC VIN CP2 VOUT The boost converter operates at a fixed frequency of 1.0MHz and provides a 9V o.

Features

 Supply Voltage Range from 2.3V to 5V
 18VPP Output from a 3V Supply
 Integrated Boost Converter Generates 9V Supply
 Wide Input Signal Capability 20Hz to 300kHz
 Low Current Consumption
 Automatic Standby and Wake-up Control
 Overtemperature Shutdown and Short-Circuit Protection
 Available in Space Saving Packages 16 pin U-QFN3030-16 (Type B) Package with Green Molding
 Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
 Halogen and Antimony Free. “Green” Device (Note 3)
 The PAM8904Q is suitable for automotive applications requiring specific change control; this part is AEC-Q1.