TS4990IDT

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TS4990IDT

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IC AMP CLASS AB MONO 1.2W 8SO

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Class AB
OutputType 1-Channel (Mono)
MaxOutputPowerxChannels@Load 1.2W x 1 @ 8Ohm
Voltage-Supply 2.2V ~ 5.5V
Features Depop, Differential Inputs, Standby, Thermal Protection
MountingType Surface Mount
OperatingTemperature -40°C ~ 85°C (TA)
SupplierDevicePackage 8-SOIC

Tổng quan

Description

The TS4990IDT is an integrated audio amplifier designed primarily for portable electronic devices. It is a highly efficient, Class-D, mono audio power amplifier, which is ideal for applications where space and power consumption are critical factors. The device typically operates with a supply voltage range from 2.5V to 5.5V, making it suitable for battery-powered devices.
The TS4990IDT offers low distortion and high-quality sound output, with a power output capability of up to 1.2W into an 8-ohm load at 5V. It features thermal and short-circuit protection, ensuring reliable performance and durability in various operating conditions. The amplifier also has a differential input configuration, which helps minimize noise and improve signal integrity.
Its compact package and design make it easy to integrate into small form factor devices such as smartphones, tablets, and portable media players. Overall, the TS4990IDT combines efficiency, sound quality, and protection features, making it a versatile choice for audio amplification needs in compact consumer electronic applications.

Equivalent

The TS4990IDT is a low-power audio amplifier. Equivalent products include:
1. LM4880 from Texas Instruments
2. TDA1308 from NXP Semiconductors
3. PAM8403 from Diodes Incorporated
4. MAX9700 from Maxim Integrated
5. NJM2073 from New Japan Radio
These alternatives offer similar functionalities, such as low power consumption and suitable audio amplification capabilities. Always verify the datasheets for specific performance and pin compatibility.

Features

The TS4990IDT is a mono audio power amplifier designed for low-voltage applications. Key features include:
1. Output Power: It delivers an output power of up to 1.2W at 5V supply voltage into an 8-ohm load.
2. Low Distortion: The amplifier is designed to provide low total harmonic distortion (THD) and low noise, ensuring high-quality audio performance.
3. Wide Supply Range: Operates over a wide supply voltage range from 2.2V to 5.5V, making it suitable for battery-powered devices.
4. Thermal and Short-Circuit Protection: Equipped with built-in thermal shutdown and short-circuit protection to prevent damage due to overheating or output faults.
5. Shutdown Function: Incorporates a standby mode with very low current consumption to save power when the device is not in active use.
6. Rail-to-Rail Outputs: Features rail-to-rail output capability to maximize the output dynamic range.
7. Compact Package: Typically available in a space-saving SO-8 package, ideal for compact designs.
These features make the TS4990IDT suitable for portable audio applications such as smartphones, tablets, and other personal audio devices.

Pinout

The TS4990IDT is an audio power amplifier integrated circuit. It typically comes in an 8-pin package, commonly the SO8 (Small Outline) package. Here’s a brief overview of its pin functions:
1. Pin 1 (IN+): Non-inverting input.
2. Pin 2 (IN-): Inverting input.
3. Pin 3 (SVR): Supply voltage rejection ratio; used for decoupling.
4. Pin 4 (VCC): Positive power supply.
5. Pin 5 (SHDN): Shutdown mode; active high to disable the amplifier.
6. Pin 6 (VO+): Positive output.
7. Pin 7 (VO-): Negative output.
8. Pin 8 (GND): Ground.
The TS4990IDT is designed for driving a bridge-tied load (BTL) and can deliver up to 1.2W of continuous output power into an 8Ω load. It is commonly used in portable audio devices due to its low distortion and minimal external components requirement.

Manufacturer

The TS4990IDT is manufactured by STMicroelectronics, a global semiconductor company. STMicroelectronics designs, develops, manufactures, and markets a wide range of semiconductor products, including discrete and analog components, microcontrollers, sensors, and integrated circuits. The company serves various industries, including automotive, industrial, personal electronics, communications equipment, and computer peripherals. Headquartered in Geneva, Switzerland, STMicroelectronics is known for its innovation and commitment to sustainable and efficient technologies.

Application

The TS4990IDT is an audio power amplifier integrated circuit commonly used in portable audio applications. It is suitable for devices requiring efficient amplification, such as mobile phones, tablets, MP3 players, and other portable electronic devices. Its features, like low power consumption, high-quality audio output, and minimized distortion, make it ideal for battery-powered equipment. Additionally, the TS4990IDT can be used in applications involving sound output in consumer electronics, where space and power efficiency are critical. Its ability to drive speakers directly makes it a valuable component in compact audio solutions.

Package

The TS4990IDT is a low-power audio amplifier IC from STMicroelectronics. It typically comes in a standard SO8 (Small Outline) package, which is compact and suitable for surface mounting on printed circuit boards.

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