TPA301D Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

TPA301D is a Class-AB mono audio amplifier IC from Texas Instruments, delivering 350mW output power with 0.5% THD at 1.4MHz bandwidth in an 8-Pin SOIC package. From $0.58 in stock, worldwide shipping.

ACTIVEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
TPA301DSmall Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
8
Lifecycle
ACTIVE
Category
Integrated Circuit
Price
From $0.5783(MOQ 10)
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Class-AB mono audio amplifier with 350mW output power for clear, efficient audio performance
  • Ultra-low 0.5% harmonic distortion ensuring high-fidelity sound reproduction
  • Wide 1.4MHz bandwidth supporting full 20kHz audio frequency range
  • Compact 8-Pin SOIC package ideal for space-constrained portable and consumer electronics designs
  • Lead-free (Pb-free) construction compliant with RoHS/JESD-609 e4 environmental standards

Applications

The TPA301D is well-suited for portable consumer electronics such as tablets, smartphones, and handheld audio devices where compact, efficient mono audio amplification is required. It is also used in personal computers, multimedia speakers, and low-power audio systems that demand low distortion and reliable single-channel amplification. Its small SOIC footprint and wide operating temperature range make it a versatile choice for both consumer and light industrial audio applications.

Specifications

Pbfree CodeYes
YTEOL15
Bandwidth-Nom20kHz
Consumer IC TypeAUDIO AMPLIFIER
Harmonic Distortion0.5%
JESD-30 CodeR-PDSO-G8
JESD-609 Codee4
Number of Channels1
Number of Functions1
Output Power-Nom0.35W
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Current-Max1.5mA
Supply Voltage-Max (Vsup)5.5V
Supply Voltage-Min (Vsup)2.5V
Surface MountYES
TechnologyCMOS
Temperature GradeINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.33.00.01
Country of OriginMainland China, Philippines, Taiwan

Datasheet

TPA301D Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for TPA301D:

TPA301DG4Texas Instruments

Audio Amplifier, 0.7W, 1 Channel(s), 1 Func, CMOS, PDSO8

View Part →
TPA301DGNRTexas Instruments

Audio Amplifier, 0.35W, 1 Channel(s), 1 Func, CMOS, PDSO8

View Part →
TPA301DRG4Texas Instruments

Audio Amplifier, 0.7W, 1 Channel(s), 1 Func, CMOS, PDSO8

View Part →
TPA301DGNG4Texas Instruments

Audio Amplifier, 0.7W, 1 Channel(s), 1 Func, CMOS, PDSO8

View Part →
TPA301DGNRG4Texas Instruments

Audio Amplifier, 0.35W, 1 Channel(s), 1 Func, CMOS, PDSO8

View Part →

Frequently Asked Questions

What is the output power of the TPA301D audio amplifier?

The TPA301D delivers a nominal output power of 0.35W (350mW), making it suitable for driving small speakers in portable consumer electronics such as tablets, radios, and multimedia devices.

What package does the TPA301D come in, and what are its key dimensions?

The TPA301D is available in an 8-Pin SOIC (Small Outline Integrated Circuit) package with a body width of approximately 3.91mm. This compact form factor is ideal for PCB designs with limited board space.

What is the total harmonic distortion (THD) of the TPA301D?

The TPA301D features a total harmonic distortion (THD) of 0.5%, ensuring high-fidelity audio output with minimal signal degradation across its 20kHz nominal bandwidth.

What are typical applications for the TPA301D?

The TPA301D is commonly used in portable audio devices, smartphones, tablets, personal computers, and multimedia speakers. Its single-channel Class-AB design and low distortion make it a strong fit for consumer audio amplification applications.

Is the TPA301D RoHS compliant?

Yes, the TPA301D is lead-free (Pb-free code: Yes) and complies with JESD-609 code e4, making it RoHS-compliant and suitable for use in environmentally regulated consumer and industrial electronics products.

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About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

AvailabilityIn Stock
Reference Price (USD)
From $0.5783
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
10+$0.8850$8.85
25+$0.7250$18.13
75+$0.6250$46.88
1000+$0.5933$593.30
2550+$0.5918$1509.19
5025+$0.5783$2905.76
pcs
Unit price: $0.8850 · Total: $8.85

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Response time is incredible — usually under 4 hours. They understand that production lines can't wait.

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James Wright
Supply Chain Director, CircuitPro Ltd, UK