LM386N-3 The LM386N-3 is a low voltage audio power amplifier from NS, designed for consumer applications. It offers a wide supply voltage range and low quiescent current.
Mfr Part #:

LM386N-3

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The LM386N-3 is a low voltage audio power amplifier from NS, designed for consumer applications. It offers a wide supply voltage range and low quiescent current.
✓ Total Stock: 312 pcs
$ Price Range: $12.91

LM386N-3 Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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182 pcs
182 pcs On Request 1 On Request On Request On Request On Request On Request
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100 pcs
100 pcs On Request 1 On Request On Request On Request On Request On Request
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30 pcs
30 pcs On Request 1 On Request On Request On Request On Request On Request

LM386N-3 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Industrial Grade
Medical Grade
Military Grade
SVHC Present
Storage Temperature
Tape & Reel

LM386N-3 Description

Short technical summary and product information.

The LM386N-3 is a versatile low voltage audio power amplifier designed by National Semiconductor for various consumer electronics applications. It operates over a wide supply voltage range, from 4V to 18V, making it suitable for battery-powered devices. The amplifier's gain is internally set to 20, but can be increased to any value between 20 and 200 with the addition of an external resistor and capacitor.

 

Key electrical characteristics include a low quiescent current drain of 4mA and a low distortion rate of 0.2% at specific test conditions. The LM386N-3 can deliver up to 500mW of output power at 9V supply with an 8-ohm load and 10% THD. The output automatically biases to half the supply voltage, simplifying external circuitry.

 

This component is available in an 8-pin MSOP package, suitable for surface mounting. Its ground-referenced input and self-centering output quiescent voltage further reduce the need for external components, making it ideal for applications where minimal part count is desired. Applications include AM-FM radio amplifiers, portable tape players, intercoms, and TV sound systems.

LM386N-3 Quick Information

Product Type: Audio Power Amplifier
Canonical Name: LM386 Low Voltage Audio Power Amplifier
Subcategory: Low Voltage Audio Power Amplifier

LM386N-3 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LM386N-3 Estimated Pricing

Qty Low High
1+ $12.91 $12.91

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM386N-3 Features

  • Low voltage audio power amplifier.
  • Wide supply voltage range: 4V to 18V.
  • Low quiescent current drain: 4mA.
  • Output power up to 500mW.
  • Available in 8-MSOP package.

LM386N-3 Applications

  • AM-FM radio amplifiers.
  • Portable tape player amplifiers.
  • Intercom systems.
  • TV sound systems.
  • Line drivers.

LM386N-3 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating supply voltage range for the LM386N-3?

The operating supply voltage range for the LM386N-3 is from 4V to 18V.

What is the typical output power of the LM386N-3 at 9V?

The typical output power of the LM386N-3 at 9V with an 8-ohm load and 10% THD is 500mW.

What is the voltage gain of the LM386N-3?

The voltage gain of the LM386N-3 is typically 26dB at 6V supply and 1kHz, and 46dB with a 10µF capacitor between pins 1 and 8.

What is the operating temperature range for the LM386N-3?

The operating temperature range for the LM386N-3 is from 0°C to 70°C.

What package is the LM386N-3 available in?

The LM386N-3 is available in an 8-MSOP package.

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