HM4890 Datasheet 1 Watt Class-ab Audio Power Amplifier

Manufacturer: H&M Semiconductor

Overview: HM4890 1 Watt CLASS-AB Audio Power Amplifier z.

Datasheet Details

Part number	HM4890
Manufacturer	H&M Semiconductor
File Size	641.08 KB
Description	1 Watt CLASS-AB Audio Power Amplifier
Datasheet	HM4890-H&MSemiconductor.pdf

+04890 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable munication device applications.

It is capable of delivering 1 watt of continuous average power to an 8Ω BTL load with less than 1% distortion (THD+N) from a 5V DC power supply.

Boomer audio power amplifiers were designed specifically to provide high quality output power with a minimal amount of external ponents.

PSRR at 217Hz, VDD = 5V (Fig. 1) 62dB(typ. ) Power Output at 5.0V & 1% THD 1W(typ. ) Power Output at 3.3V & 1% THD 400mW(typ. ) Shutdown Current 0.1μA(typ. ) z General.

Part Number	Description
HM4892A	Dual N-Channel MOSFET
HM4803	Dual P-Channel Enhancement Mode Power MOSFET
HM4805	Dual P-Channel Enhancement Mode Power MOSFET
HM4805A	Dual P-Channel Enhancement Mode Power MOSFET
HM4805B	Dual P-Channel Enhancement Mode Power MOSFET
HM4806B	Dual N-Channel Enhancement Mode Power MOSFET
HM4806D	Dual N-Channel Enhancement Mode Power MOSFET
HM4812	Dual N-Channel Enhancement Mode Power MOSFET
HM4813	Dual P-Channel Enhancement Mode Power MOSFET
HM4821	Dual P-Channel Enhancement Mode Power MOSFET