LM2896

LM1896 LM2896 Dual Audio Power Amplifier February 1995 LM1896 LM2896 Dual Audio Power Amplifier General Description The LM1896 is a high performance 6V stereo power amplifier designed to deliver 1 watt channel into 4X or 2 watts bridged monaural into 8X Utilizing a unique patented compensation scheme the LM1896 is ideal for sensitive AM radio applications This new circuit technique exhibits lower wideband noise lower distortion and less AM radiation than conventional designs The amplifier’s wide supply range (3V – 9V) is ideal for battery operation For higher supplies (VS l 9V) the LM2896 is available in an 11-lead single-inline package The LM2896 package has been redesigned resulting in the slightly degraded thermal characteristics shown in the figure Device Dissipation vs Ambient Temperature Features Y Low AM radiation Y Low noise Y 3V 4X stereo Po e 250 mW Y Wide supply operation 3V – 15V (LM2896) Y Low distortion Y No turn on ‘‘pop’’ Y Adjustable voltage gain and bandwidth Y Smooth waveform clipping Y Po e 9W bridged LM2896 Applications Y Compact AM-FM radios Y Stereo tape recorders and players Y High power portable stereos Typical Applications Obsolete TL H 7920 – 1 FIGURE 1 LM2896 in Bridge Configuration (AV e 400 BW e 20 kHz) Order Number LM1896N Order Number LM2896P See NS Package Number N14A See NS Package Number P11A C1995 National Semiconductor Corporation TL H 7920 RRD-B30M115 Printed in U S A Obsolete Absolute Maximum Ratings If Military Aerospace spe...