Manufacturer: Texas Instruments
Win Source Part Number: 779231-LM4731TA/NOPB
Packaging: Tube
Type: Class AB
Mounting Style: Through Hole
Operating Temperature Range: -20°C ~ 85°C (TA)
Features: Depop, Mute, Short-Circuit and Thermal Protection
Package: TO-220-15 Formed Leads
Output Type: 2-Channel (Stereo)
Operating Supply Voltage: 20 V ~ 56 V, ±10V ~ 28 V
Part Status: Obsolete(EOL)
Max Output Power x Channels @ Load: 25W x 2 @ 8 Ohm
Family Name: LM4731
Categories: Integrated Circuits (ICs)
Manufacturer Package: TO-220-15
Alternative Parts (Cross-Reference): LM4731TA; LM4731TAAULF; LM1876T/NOPB; LM1876T;
Introduction Date: July 01, 2003
ECCN: EAR99
Estimated EOL Date: Obsolete / End of life
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 33 pct.
Supply and Demand Status: Limited
Amplifier IC 2-Channel (Stereo) Class AB TO-220-15
IC 25 W, 2 CHANNEL, AUDIO AMPLIFIER, PZFM15, PLASTIC, TO-220, 15 PIN, Audio/Video Amplifier Product overview: LM4731TA/NOPB from Texas Instruments is an Audio Amplifier for embedded electronics, industrial equipment, maintenance repair, OEM production, and component sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Dual, 25 W, TO-220. Search-friendly keywords include Audio Amplifier, Audio Amplifiers, electronic component, datasheet, replacement part, Dual, 25 W, TO-220. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 742-LM4731TA/NOPB can be used for catalog matching and distributor lookup.
IC AMP CLSS AB STER 25W TO220-15
Amplifier IC 2-Channel (Stereo) Class AB TO-220-15
IC AMP CLSS AB STER 25W TO220-15
| Win Source Electronics | DigiKey | ERSAELECTRONICS PTE. LTD. | Lingto Electronic Limited | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|
| Product Category | Audio Amplifier Chips | Audio Amplifier Chips | Audio Amplifier Chips | Audio Amplifier Chips | Audio Amplifier Chips | Operational Amplifiers |
| Product Number | 779231-LM4731TA/NOPB | LM4731TA/NOPB-ND | 742-LM4731TA/NOPB | LM4731TA/NOPB | LM4731TA/NOPB | LM4731TA/NOPB |
| Product Name | Linear - Linear - Amplifiers - Audio - LM4731TA/NOPB | Audio Amplifiers | Dual 25 W TO-220 Audio Amplifier | Linear - Amplifiers - Audio | Audio Amplifiers | Integrated Circuits (ICs) - Linear - Amplifiers |
| Supply Voltage (VS) | 20 to 56 volts | 20 to 56 volts | 20 to 56 volts | 20 to 28 volts | 28 to 20 volts | |
| Output Power | 25 watts | 25 watts | 25 watts | 25 watts | ||
| Operating Temperature | -20 to 85 C (-4 to 185 F) | -20 to 85 C (-4 to 185 F) | -20 C (-4 F) | -20 to 85 C (-4 to 185 F) | -20 to 85 C (-4 to 185 F) | -20 to 85 C (-4 to 185 F) |
| Operation Class | Class A; Class AB | Class AB | Class AB |