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LM4950TS

Name: LM4950TS
Rating: 4.7 (12 reviews)

IC AMP AB MONO/STER 7.5W TO263-9

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Mfr。パート #LM4950TS
パッケージ TO-263 (KTW)-9
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仕様

Package	Bulk,Tube
Series	Boomer®
ProductStatus	Active
Type	Class AB
OutputType	1-Channel (Mono) or 2-Channel (Stereo)
MaxOutputPowerxChannels@Load	7.5W x 1 @ 8Ohm; 3.1W x 2 @ 4Ohm
Voltage-Supply	9.6V ~ 16V
Features	Depop, Short-Circuit and Thermal Protection, Shutdown
MountingType	Surface Mount
OperatingTemperature	-40°C ~ 85°C (TA)
SupplierDevicePackage	DDPAK/TO-263-9

概要

Description

The LM4950TS is a dual-channel audio amplifier designed for portable and compact audio applications, offering high performance and efficiency. It is typically used in mobile devices, laptops, and other small electronics where space is limited but audio quality is essential.
Key features of the LM4950TS include:
- Low Quiescent Current: It consumes minimal power in idle mode, enhancing battery life in portable devices.
- Dual Amplifier Configuration: It can drive two speakers, suitable for stereo sound.
- High Output Power: It delivers sufficient power to drive speakers effectively without distortion.
- Thermal Protection: Integrated thermal shutdown circuitry prevents overheating, ensuring reliable operation.
- Compact Package: It comes in a small form factor, facilitating integration into space-constrained designs.
The LM4950TS is popular in consumer electronics for its blend of efficiency, performance, and reliability, making it a favored choice for audio amplification in various applications.

Features

The LM4950TS is a dual-channel audio amplifier designed for portable applications. Key features include:
1. Dual Amplifier Design: It provides two independent audio channels, making it suitable for stereo applications.
2. Output Power: It delivers up to 1.5W per channel into a 4Ω load, ensuring sufficient volume for small speakers.
3. Low Distortion: The amplifier offers low total harmonic distortion (THD), enhancing audio quality.
4. Wide Supply Voltage Range: It operates from a supply voltage of 2.5V to 5.5V, allowing flexibility in battery-powered devices.
5. Thermal Shutdown Protection: Integrated thermal protection prevents damage from overheating.
6. Small Package Size: Available in a compact surface mount package, ideal for space-constrained designs.
7. Efficiency: Designed for high efficiency, which helps extend battery life in portable devices.
These features make the LM4950TS a versatile choice for applications such as smartphones, tablets, and portable speakers.

Package

The LM4950TS is typically packaged in a surface-mount form factor, specifically a 16-Pin TSSOP (Thin Shrink Small Outline Package). This compact package is designed for efficient use in space-constrained applications.

Pinout

The LM4950TS is an audio amplifier IC with a total of 16 pins. It is designed for portable audio applications and features a dual-channel output. The main functions of its pins include:
1. Power Supply Pins: Vcc (power supply) and GND (ground).
2. Input Pins: For connecting audio signals.
3. Output Pins: For sending amplified audio to speakers or headphones.
4. Feedback and Gain Control Pins: To set the amplifier gain.
5. Shutdown and Mute Control Pins: For power-saving and sound muting functions.
6. Bypass Capacitor Pins: For stabilizing the power supply.
The LM4950TS offers features like low power consumption and high output power, making it suitable for battery-operated devices.

Manufacturer

The LM4950TS is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of analog and embedded processing chips. The company is well-known for its innovative solutions in various industries, including automotive, industrial, consumer electronics, and communications. TI is particularly recognized for its expertise in analog signal processing, and its products are widely used in electronic devices for tasks such as data conversion, amplification, and power management. Founded in 1930, Texas Instruments has a long history of engineering excellence and continues to be a key player in the electronics industry.

Application

The LM4950TS is a low-power audio amplifier primarily used in portable devices. Its application areas include handheld devices, mobile phones, MP3 players, and other consumer electronics requiring compact audio amplification. It is suitable for driving small speakers or headphones, making it ideal for applications where space and power efficiency are critical.

Equivalent

Equivalent products to the LM4950TS chip include the LM4950, LM4931, and LM4951. These chips are typically used for audio amplification in portable devices. Always check the specific electrical characteristics and pin configurations to ensure compatibility for your application.