Product Summary

The LA4280 is a 2-Channel 10W AF Power Amp for Home Stereo, TV Use.

Parametrics

LA4280 absolute maximum ratings: (1)Maximum Supply Voltage, Vqc max: 45V; (2)Maximum Output Current, Io peak: 4A; (3)Allowable Power Dissipation, Pd max: 25W; (4)Operating Temperature, Topr: -20 to +75℃; (5)Storage Temperature, Tstg: -40 to +150℃.

Features

LA4280 features: (1)High-power 2-channel AF power amp; (2)Low distortion; (3)Minimum number of external parts required (no bootstrap capacitor required); (4)Low pop noise at the time of power switch ON/OFF; (5)Excellent ripple rejection (58dB typ); (6)Wide operating voltage range (10V to 40V); (7)External muting available; (8)On-chip protector against abnormalities (thermal shutdown, overvoltage).

Diagrams

LA4280 block diagram

LA42031
LA42031
Other

Data Sheet
Negotiable 
LA42031-E
LA42031-E
ON Semiconductor
Audio Amplifiers POWER AMPLIFIER
Data Sheet
0-1: $1.22
1-25: $0.98
25-100: $0.89
100-250: $0.79
LA42032
LA42032
Other

Data Sheet
Negotiable 
LA42032-E
LA42032-E
ON Semiconductor
Audio Amplifiers POWER AMPLIFIER
Data Sheet
0-1: $1.10
1-25: $0.89
25-100: $0.80
100-250: $0.71
LA42051
LA42051
Other

Data Sheet
Negotiable 
LA42052
LA42052
Other

Data Sheet
Negotiable