Datasheet Texas Instruments LM4950TS/NOPB

7.5W Mono-BTL or 3.1W Stereo Audio Power Amplifier 9-DDPAK/TO-263 -40 to 85

Datasheets

PDF, 3.4 Mb, Revision: E, File published: May 1, 2013

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Lifecycle Status	Active (Recommended for new designs)
Manufacture's Sample Availability	Yes

Analog Supply (V)	16 Min
Architecture	Class AB
Control Interface	Hardware
Iq per channel(Typ)	16 mA
Iq(Max)	16 mA
Iq(Typ)	16 mA
Load(Min)	4 ohms
Operating Temperature Range	-40 to 85 C
Output Power	7.5 W
PSRR	70 dB
Package Group	DDPAK/TO-263
Package Size: mm2:W x L	9DDPAK/TO-263: 146 mm2: 14.35 x 10.16(DDPAK/TO-263) PKG
Pin/Package	9DDPAK/TO-263
Rating	Catalog
Shutdown Current (ISD)	40 uA
Speaker Channels	Stereo Max
THD + N @ 1 kHz	0.03 %

RoHS	Compliant
Pb Free	Yes

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Guidelines for Measuring Audio Power Amplifier Performance
PDF, 765 Kb, File published: Oct 30, 2001
This application note provides guidelines for measuring the date sheet parameters of Texas Instruments audio power amplifiers (APAs) using prefabricated evaluation modules (EVMs). The primary equipment used for the measurements consists of the System Two audio measurement system by Audio Precision , a digital multimeter (DMM), and a dc power supply.
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AN-1849 An Audio Amplifier Power Supply Design (Rev. B)
PDF, 1.9 Mb, Revision: B, File published: May 1, 2013
This application report provides design information for a power supply for use with our newest offering of high-performance, ultra high-fidelity audio amplifier input stage ICs.

Series: LM4950 (3)

Semiconductors > Audio > Low-Power Audio Amplifiers (<10W) > Speaker Amplifier Class AB/Class D