LM4950TA/NOPB

$1.62

Description：IC AMP AB MONO/STER 7.5W TO220-9
Series：Boomer®
Mfr：Texas Instruments
Package：Tube

SKU:d38b2bda262a Category: Audio Amplifiers Brand: Texas Instruments

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Product introduction

LM4950TA/NOPB is listed in the Audio Amplifiers range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC AMP AB MONO/STER 7.5W TO220-9. Review the specifications below when checking this part for your BOM.

Audio Amplifiers specifications for LM4950TA/NOPB

Description：IC AMP AB MONO/STER 7.5W TO220-9
Series：Boomer®
Mfr：Texas Instruments
Package：Tube
Type：Class AB
Output Type：1-Channel (Mono) or 2-Channel (Stereo)
Max Output Power x Channels @ Load：7.5W x 1 @ 8Ohm; 3.1W x 2 @ 4Ohm
Voltage - Supply：9.6V ~ 16V
Features：Depop, Short-Circuit and Thermal Protection, Shutdown
Mounting Type：Through Hole
Supplier Device Package：TO-220-9
Package / Case：TO-220-9 Formed Leads
Operating Temperature：-40°C ~ 85°C (TA)
Grade：-
Qualification：-

Audio Amplifiers datasheet and documents for LM4950TA/NOPB

LM4950TA/NOPB

Audio Amplifiers Overview

The LM4950TA/NOPB is a Class-AB audio power amplifier from the Texas Instruments LM4 series. It delivers 7.5W in mono BTL or 3.1W in stereo mode. The device operates on a single supply voltage ranging from 9.6V to 16V. It features a 33MHz gain-bandwidth product and supports analog input signals. The component is housed in a TO-263 package with 10 pins, suitable for surface-mount installation. It functions within an operating temperature range of -40°C to +85°C.

Audio Amplifiers Feature Summary

Class-AB topology for high-fidelity audio reproduction
Integrated thermal protection circuitry
Single-supply operation capability
Low quiescent current consumption

Audio Amplifiers Applications

Portable speaker systems
Desktop multimedia speakers
Home audio amplifiers
Car audio subwoofers

Audio Amplifiers Procurement Notes

Verify the specific suffix TA against official Texas Instruments documentation to confirm pinout and package variations compared to standard TS variants. Ensure compliance with RoHS and REACH standards as indicated by the NOPB designation. Cross-reference the manufacturer part number with authorized distributors to validate authenticity and traceability before procurement.

Audio Amplifiers Selection Notes

Select this component when designing audio systems requiring high output power in a compact form factor. Consider the TO-263 package for its thermal dissipation capabilities relative to smaller packages. Evaluate the 9.6V to 16V supply range against system battery or rail constraints. Verify that the 3.1W stereo or 7.5W mono output aligns with the connected load impedance requirements.

Audio Amplifiers Part Context

This device belongs to the LM4950 family of audio power amplifiers designed for consumer electronics. It shares architectural similarities with other LM4 series components but offers distinct power handling characteristics. The NOPB suffix indicates lead-free construction compliant with environmental directives. It serves as a bridge between low-power op-amps and high-power discrete amplifier solutions.