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Texas Instruments LM831MX — Memory (DRAM / SRAM / Flash / EEPROM)
Texas Instruments

LM831MX Class AB Audio Amplifier, 440mW x 2 @ 8Ω, 16-SOIC

MPNLM831MX
End of Life

Texas Instruments LM831MX, Class AB stereo audio amplifier, 2-channel with stereo headphones output, 440mW x 2 @ 8Ω, 7.5V supply, -40 to 85°C, 16-SOIC (0.295", 7.50mm width), surface mount, Bulk package.

$1.13Ref. price · indicative, final on quote
LM831MX datasheet
Packaging16-SOIC (0.295", 7.50mm Width)
StockContact for availability
MOQ1 pcs
  • 100% new & originalTraceable channels only — no refurbs, no pulls, no remarked parts.
  • Date & lot codes on quoteStated per line before you commit; label photos on request.
  • MSL-compliant ESD packingMoisture-sealed bags with indicator cards; reels photo-verified.
  • PayPal buyer protectionPay by T/T, PayPal or Payoneer — card payments covered end to end.

Specifications

LM831MX Technical Specifications
ParameterValue
TypeClass AB
Output type2-Channel (Stereo) with Stereo Headphones
Mounting typeSurface Mount
Voltage7.5V
Max output power x channels @ load440mW x 2 @ 8Ohm
Operating temperature-40°C ~ 85°C (TA)
PackageBulk
Case16-SOIC (0.295\", 7.50mm Width)

Product details

The LM831MX is a Class AB stereo audio amplifier from Texas Instruments, delivering 440 mW per channel into 8-ohm loads from a 7.5 V supply. It includes a stereo headphone output path and comes in a 16-SOIC package (7.50 mm width). The operating temperature range of -40°C to 85°C covers industrial and outdoor audio applications where the ambient temperature swings beyond commercial limits.

Output power and load matching

Rated at 440 mW per channel into 8-ohm loads. The 7.5 V supply rail is fixed.

Package and mounting

Surface-mount 16-SOIC with 7.50 mm body width. The Bulk package means loose tubes or trays.

Lifecycle and sourcing

Listed as Active. Sourced through independent distribution; availability and current pricing are confirmed at quote time against an RFQ.

Frequently asked questions

What is the output power of LM831MX per channel?

440 mW per channel into 8-ohm loads, as listed in the specifications.