LM1875
www.ti.com SNAS524A – MAY 2004 – REVISED MAY 2004 LM1875 20W Audio Power Amplifier
Check for Samples: LM1875 FEATURES DESCRIPTION The LM1875 is a monolithic power amplifier offering
very low distortion and high quality performance for
consumer audio applications. 1 2 Up to 30 Watts Output Power
AVO Typically 90 dB
Low Distortion: 0.015%, 1 kHz, 20 W
Wide Power Bandwidth: 70 kHz
Protection for AC and DC Short Circuits to
Ground
Thermal Protection with Parole Circuit
High Current Capability: 4A
Wide Supply Range 16V-60V
Internal Output Protection Diodes
94 dB Ripple Rejection
Plastic Power Package TO-220 APPLICATIONS High Performance Audio Systems
Bridge Amplifiers
Stereo Phonographs
Servo Amplifiers
Instrument Systems The LM1875 delivers 20 watts into a 4О© or 8О© load
on В±25V supplies. Using an 8О© load and В±30V
supplies, over 30 watts of power may be delivered.
The amplifier is designed to operate with a minimum …