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
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
LM391 Datasheet
