LM4947TL/NOPB
- Mfr.Part #
- LM4947TL/NOPB
- Manufacturer
- Texas Instruments
- Package / Case
- 25-WFBGA
- Datasheet
- Download
- Description
- IC AMP CLASS D MONO 1.19W 25USMD
- Stock
- 8
- In Stock :
- 8
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- Manufacturer :
- Texas Instruments
- Product Category :
- Audio Amplifiers
- Output Power :
- 2.5W
- Feature :
- 3D, Depop, Differential Inputs, I2C, Mute, Shutdown, SPI, Thermal Protection, Volume Control
- Operating Temperature :
- -40°C~85°C TA
- Width :
- 2.8mm
- Mount :
- Surface Mount
- Packaging :
- Tape and Reel (TR)
- Max Output Power :
- 1.19W
- JESD-609 Code :
- e1
- Output Type :
- 1-Channel (Mono) with Stereo Headphones
- Length :
- 3mm
- Terminal Pitch :
- 0.5mm
- Common Mode Rejection Ratio :
- 49 dB
- Max Output Power x Channels @ Load :
- 1.19W x 1 @ 8 Ω; 87mW x 2 @ 32 Ω
- RoHS Status :
- ROHS3 Compliant
- Thickness :
- 675μm
- Series :
- Boomer®
- Voltage - Supply :
- 2.7V~5.5V
- Power Supply Rejection Ratio (PSRR) :
- 76dB
- Supply Type :
- Triple
- Number of Pins :
- 25
- Terminal Position :
- BOTTOM
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- Ball
- Pbfree Code :
- yes
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Base Part Number :
- LM4947
- Number of Functions :
- 2
- Height :
- 675μm
- Max Dual Supply Voltage :
- 5.5V
- Number of Terminations :
- 25
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Peak Reflow Temperature (Cel) :
- 260
- Package / Case :
- 25-WFBGA
- Number of Channels :
- 1
- Nominal Supply Current :
- 7.6mA
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Factory Lead Time :
- 16 Weeks
- Supply Voltage-Min (Vsup) :
- 2.7V
- Dual Supply Voltage :
- 5V
- Type :
- Class D
- Mounting Type :
- Surface Mount
- Datasheets
- LM4947TL/NOPB

Audio Amplifiers Texas Instruments LM4947TL/NOPB Overview
Introducing the LM4947TL/NOPB, an innovative Class D mono amplifier integrated circuit meticulously crafted by Texas Instruments. Designed to deliver unparalleled performance, this cutting-edge IC epitomizes excellence in audio amplification technology. With a power output of 1.19W and a compact 25USMD package, it offers a perfect balance of power and efficiency for a wide range of audio applications.
LM4947TL/NOPB Features
- Class D Mono Amplifier: The LM4947TL/NOPB features a Class D amplifier topology, ensuring high efficiency and low power consumption.
- Compact 25USMD Package: With its small form factor, this IC is ideal for space-constrained applications, providing flexibility in design layouts.
- Wide Power Output Range: Capable of delivering up to 1.19W of power, the LM4947TL/NOPB is suitable for various audio amplification needs.
- Integrated Protection Features: Built-in protection mechanisms such as thermal shutdown and overcurrent protection enhance reliability and safety.
- High-Fidelity Audio Performance: Delivers clear, distortion-free audio reproduction, making it perfect for demanding audio applications.
LM4947TL/NOPB Applications
- Portable Speakers: The LM4947TL/NOPB is an ideal choice for powering portable speakers, providing high-quality audio amplification in a compact form factor. Its low power consumption makes it perfect for battery-powered devices, ensuring extended playback time.
- Headphone Amplifiers: With its compact size and efficient Class D amplifier design, the LM4947TL/NOPB is well-suited for headphone amplifier applications. It delivers clear and dynamic audio performance, enhancing the listening experience for users.
- Automotive Audio Systems: In automotive audio systems, the LM4947TL/NOPB excels at delivering robust audio amplification in a space-constrained environment. Its integrated protection features ensure reliable performance even in harsh operating conditions.
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