GENERAL DESCRIPTION
The IS31AP4915A features a mono power amplifier with an integrated charge-pump power supply specifically designed to drive the high capacitance of a ceramic loudspeaker.
The IS31AP4915A maximizes battery life by offering high performance efficiency.
The IS31AP4915A is ideally suited to deliver the high output-voltage swing required to drive ceramic/piezoelectric speakers.

FEATURES
● Integrated charge-pump power supply - no
   inductor required
● Thermal protection
● Pop reduction circuitry
● 20VP-P voltage swing into piezoelectric speaker
● QFN-16, 4mm × 4mm
● ESD (HBM): 2kV
   ESD (MM): 200V

APPLICATIONS
● CD/MP3 players
● Smart phones
● Cellular phones
● PDAs
● Handheld gaming