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TPA3118 The Texas Instruments TPA3118 is a Class-D audio amplifier with analog input. It operates from a 4.5V to 26V supply and delivers up to 30W of output power.
Mfr Part #:

TPA3118

Available from 2 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments TPA3118 is a Class-D audio amplifier with analog input. It operates from a 4.5V to 26V supply and delivers up to 30W of output power.
✓ Total Stock: 942 pcs

TPA3118 Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Optech Co.,Limited ✓
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942 pcs
On Request
942 pcs On Request 1 On Request On Request 14+ On Request On Request
HK XINYUANXIN ELECTRONIC TECH LIMITED ✓
Non-Authorised Inventory information
On Request
On Request
On Request On Request 1 On Request On Request On Request On Request On Request
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TPA3118 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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TPA3118 Description

Short technical summary and product information.

The Texas Instruments TPA3118 is an analog input, Class-D audio amplifier designed for efficient power delivery. It supports a wide supply voltage range from 4.5V to 26V, making it versatile for various audio applications. This amplifier can deliver up to 30W of output power into an 8-ohm load at 24V supply.

 

Key electrical characteristics include a low THD+N of 0.1% at 1 kHz and an RDS(on) of 0.12 ohms. The amplifier operates with a switching frequency up to 1.2 MHz, contributing to its high power efficiency of over 90% and reduced heat sink requirements. It features hardware control and is available in a thermally enhanced HTSSOP (DAP) package measuring 11 mm x 8.1 mm.

 

The TPA3118 is suitable for applications requiring compact and efficient audio amplification, such as home audio systems, TV soundbars, and portable speakers. Its integrated self-protection circuits enhance reliability.

TPA3118 Quick Information

Product Type: Class-D Audio Amplifier
Series: TPA3118
Canonical Name: TPA3118 Class-D Audio Amplifier
Subcategory: Class-D Amplifier

TPA3118 Compliance

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

TPA3118 Features

  • Analog input Class-D audio amplifier.
  • Wide 4.5V to 26V supply voltage range.
  • Up to 30W stereo output power.
  • Efficient Class-D operation over 90%.
  • HTSSOP (DAP) package for thermal management.

TPA3118 Applications

  • Ideal for home audio systems.
  • Suitable for TV soundbar applications.
  • Used in portable speaker designs.
  • Compact and efficient amplification needs.

TPA3118 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the supply voltage range of the TPA3118?

4.5 V to 26 V.

What package is the TPA3118 available in?

HTSSOP (DAP) with dimensions 11 mm × 8.1 mm.

What is the operating temperature range?

-40°C to 85°C.

What is the output power of the TPA3118?

30 W per channel into 8 Ω BTL load at 24 V.

What is the minimum load impedance?

4 Ω.

What is the total harmonic distortion plus noise?

0.1% at 1 kHz.

What is the switching frequency?

Up to 1.2 MHz.

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