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UPA2822T1L-E1-AT
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UPA2822T1L-E1-AT

Product Overview

The UPA2822T1L-E1-AT belongs to the category of audio amplifier integrated circuits. It is commonly used in audio applications such as portable devices, consumer electronics, and automotive audio systems. The UPA2822T1L-E1-AT is known for its compact package, low power consumption, and high-quality audio output. It is typically available in small outline packages, making it suitable for space-constrained designs. The essence of this product lies in its ability to deliver clear and powerful audio amplification while maintaining efficiency and reliability. The UPA2822T1L-E1-AT is usually packaged in tape and reel format, with a standard quantity per reel.

Specifications

  • Power Supply Voltage: 2.7V to 5.5V
  • Output Power: 1.8W per channel (at 5V, 4Ω)
  • Total Harmonic Distortion + Noise: 0.1% (at 1kHz, 1W, 8Ω)
  • Package Type: SSOP-B20

Detailed Pin Configuration

The UPA2822T1L-E1-AT features a 20-pin SSOP package with the following pin configuration: 1. VDD 2. OUTL- 3. OUTL+ 4. GND 5. BYPASS 6. MODE 7. INL- 8. INL+ 9. NC 10. NC 11. NC 12. NC 13. NC 14. NC 15. NC 16. NC 17. NC 18. NC 19. OUTR+ 20. OUTR-

Functional Features

  • Dual-channel audio amplification
  • Low quiescent current
  • Built-in short circuit protection
  • Thermal shutdown protection
  • Wide operating voltage range

Advantages and Disadvantages

Advantages

  • Compact package size
  • Low power consumption
  • High-quality audio output
  • Built-in protection features

Disadvantages

  • Limited output power compared to higher wattage amplifiers
  • Not suitable for high-power audio applications

Working Principles

The UPA2822T1L-E1-AT operates by amplifying the input audio signals and delivering them to the connected speakers or headphones. It utilizes internal circuitry to ensure stable and efficient amplification while protecting the device from potential damage due to overloads or thermal issues.

Detailed Application Field Plans

The UPA2822T1L-E1-AT is well-suited for various audio applications, including but not limited to: - Portable audio devices - Headphone amplifiers - Multimedia speakers - Automotive audio systems - Home entertainment systems

Detailed and Complete Alternative Models

Some alternative models to the UPA2822T1L-E1-AT include: - TPA2012D2 from Texas Instruments - LM4863 from National Semiconductor - MAX98306 from Maxim Integrated

In conclusion, the UPA2822T1L-E1-AT offers a balance of performance, efficiency, and compactness, making it an ideal choice for a wide range of audio amplification applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de UPA2822T1L-E1-AT en soluciones técnicas

  1. What is the UPA2822T1L-E1-AT?

    • The UPA2822T1L-E1-AT is a dual-channel audio power amplifier IC designed for use in various audio applications.

  2. What is the typical application of UPA2822T1L-E1-AT?

    • The UPA2822T1L-E1-AT is commonly used in portable devices, such as smartphones, tablets, and portable media players, to amplify audio signals and drive speakers or headphones.

  3. What is the maximum output power of UPA2822T1L-E1-AT?

    • The UPA2822T1L-E1-AT can deliver up to 150mW per channel into an 8Ω load with a 5V power supply.

  4. What are the key features of UPA2822T1L-E1-AT?

    • Some key features of the UPA2822T1L-E1-AT include low quiescent current, low distortion, built-in mute function, and thermal shutdown protection.

  5. How is UPA2822T1L-E1-AT typically powered?

    • The UPA2822T1L-E1-AT is typically powered by a 5V supply voltage, making it suitable for battery-powered applications.

  6. What are the recommended input and output coupling components for UPA2822T1L-E1-AT?

    • Typically, a DC-blocking capacitor is used at the input, and a coupling capacitor is used at the output to block any DC offset.

  7. Can UPA2822T1L-E1-AT be used in stereo applications?

    • Yes, the UPA2822T1L-E1-AT is designed for stereo applications and can drive two separate audio channels.

  8. What is the operating temperature range of UPA2822T1L-E1-AT?

    • The UPA2822T1L-E1-AT has an operating temperature range of -40°C to 85°C, making it suitable for a wide range of environments.

  9. Does UPA2822T1L-E1-AT require external heat sinking?

    • No, the UPA2822T1L-E1-AT does not require external heat sinking under normal operating conditions.

  10. Are there any specific layout considerations for using UPA2822T1L-E1-AT?

    • It is recommended to follow the layout guidelines provided in the datasheet to minimize noise and ensure stable operation of the UPA2822T1L-E1-AT.