LM2877

LM2877 Dual 4W Audio Power Amplifier February 1995 LM2877 Dual 4W Audio Power Amplifier General Description The LM2877 is a monolithic dual power amplifier designed to deliver 4W channel continuous into 8X loads The LM2877 is designed to operate with a low number of external components and still provide flexibility for use in stereo phonographs tape recorders and AM-FM stereo receivers etc Each power amplifier is biased from a common internal regulator to provide high power supply rejection and output Q point centering The LM2877 is internally compensated for all gains greater than 10 and comes in an 11-lead single-in-line package Y Y Y Y Y Wide supply range 6-24V Very low cross-over distortion Low audio band noise AC short circuit protected Internal thermal shutdown Applications Y Y Y Features Y Y Y Y Y Y Y 4W channel b 68 dB ripple rejection output referred b 70 dB channel separation output referred Multi-channel audio systems Stereo phonographs Tape recorders and players AM-FM radio receivers Servo amplifiers Intercom systems Automotive products Connection Diagram (Single-In-Line Package) TL H 7933 – 1 Top View Order Number LM2877P See NS Package Number P11A Pin 6 must be connected to GND C1995 National Semiconductor Corporation TL H 7933 RRD-B30M75 Printed in U S A Absolute Maximum Ratings If Military Aerospace specified devices are required please contact the National Semiconductor Sales Office Distributors for availability and specifications Supply Voltag...