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LM391 - Audio Power Driver

General Description

The LM391 audio power driver is designed to drive external power transistors in 10 to 100 watt power amplifier designs High power supply voltage operation and true high fidelity performance distinguish this IC The LM391 is internally protected for output faults and thermal overloads circuitry provid

Key Features

  • Y Y Y Y Y Y Y High Supply Voltage Low Distortion Low Input Noise High Supply Rejection Gain and Bandwidth Selectable Dual Slope SOA Protection Shutdown Pin g 50V max 0 01% 3 mV 90 dB Equivalent Schematic and Connection Diagram TL H 7146.
  • 1 Dual-In-Line Package TL H 7146.
  • 2 Top View Order Number LM391N-100 See NS Package Number N16A C1995 National Semiconductor Corporation TL H 7146 RRD-B30M115 Printed in U S A Absolute Maximum Ratings If Military Aerospace specified.

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LM391 Audio Power Driver December 1994 LM391 Audio Power Driver General Description The LM391 audio power driver is designed to drive external power transistors in 10 to 100 watt power amplifier designs High power supply voltage operation and true high fidelity performance distinguish this IC The LM391 is internally protected for output faults and thermal overloads circuitry providing output transistor protection is user programmable Features Y Y Y Y Y Y Y High Supply Voltage Low Distortion Low Input Noise High Supply Rejection Gain and Bandwidth Selectable Dual Slope SOA Protection Shutdown Pin g 50V max 0 01% 3 mV 90 dB Equivalent Schematic and Connection Diagram TL H 7146 – 1 Dual-In-Line Package TL H 7146 – 2 Top View Order Number LM391N-100 See NS Package Number N16A C1995