STMicroelectronics
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TS4984IQT
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TS4984IQT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Audio Amplifier
  • Characteristics: High-performance, low-power consumption
  • Package: Thin Shrink Small Outline Package (TSSOP)
  • Essence: Amplification of audio signals
  • Packaging/Quantity: Available in reels of 2500 units

Specifications

  • Supply Voltage: 2.7V to 5.5V
  • Output Power: 1.2W per channel
  • Total Harmonic Distortion + Noise: 0.1%
  • Signal-to-Noise Ratio: 90dB
  • Shutdown Current: 0.01μA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The TS4984IQT has a total of 16 pins, which are configured as follows:

  1. VDD: Positive power supply
  2. GND: Ground reference
  3. SD: Shutdown control input
  4. IN1N: Negative input for channel 1
  5. IN1P: Positive input for channel 1
  6. OUT1P: Positive output for channel 1
  7. OUT1N: Negative output for channel 1
  8. PVDD: Positive power supply for the output stage
  9. PGND: Ground reference for the output stage
  10. BTL: Bridge-tied load mode selection
  11. IN2N: Negative input for channel 2
  12. IN2P: Positive input for channel 2
  13. OUT2P: Positive output for channel 2
  14. OUT2N: Negative output for channel 2
  15. VREF: Reference voltage output
  16. BYP: Bypass capacitor connection

Functional Features

  • Dual-channel audio amplifier
  • Low quiescent current for power efficiency
  • Bridge-tied load (BTL) mode for increased output power
  • Shutdown mode for power-saving when not in use
  • Short-circuit and thermal protection

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Low-power consumption - Compact package size - Protection features ensure device longevity

Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for proper operation

Working Principles

The TS4984IQT is an integrated circuit designed to amplify audio signals. It operates by receiving audio input signals through the IN1P and IN2P pins, which are then amplified and delivered to the respective output channels OUT1P and OUT2P. The BTL mode allows for increased output power by utilizing both channels in a bridge configuration. The shutdown mode reduces power consumption when the amplifier is not in use.

Detailed Application Field Plans

The TS4984IQT is commonly used in various audio applications, including:

  1. Portable speakers
  2. Headphones and earphones
  3. Home theater systems
  4. Automotive audio systems
  5. Multimedia devices

Detailed and Complete Alternative Models

  1. TPA3116D2: 50W Stereo Class D Audio Amplifier
  2. LM386: Low Voltage Audio Power Amplifier
  3. MAX9744: 20W Stereo Class D Audio Power Amplifier
  4. TDA7297: Dual Bridge Audio Amplifier

These alternative models offer different power outputs, features, and package options, providing flexibility for various audio amplification requirements.

In conclusion, the TS4984IQT is a high-performance audio amplifier IC that offers low-power consumption and compact packaging. Its dual-channel design, along with BTL mode and protection features, make it suitable for a wide range of audio applications. However, it is important to consider alternative models based on specific power and feature requirements.

10 domande e risposte comuni relative all'applicazione di TS4984IQT nelle soluzioni tecniche

Sure! Here are 10 common questions and answers related to the application of TS4984IQT in technical solutions:

  1. Q: What is TS4984IQT? A: TS4984IQT is a specific model or variant of a technical solution, typically used in audio applications.

  2. Q: What are the key features of TS4984IQT? A: The key features of TS4984IQT may include high power efficiency, low distortion, integrated protection circuits, and compatibility with various audio sources.

  3. Q: In which technical solutions can TS4984IQT be applied? A: TS4984IQT can be applied in various technical solutions such as audio amplifiers, soundbars, home theater systems, portable speakers, and automotive audio systems.

  4. Q: What is the power output of TS4984IQT? A: The power output of TS4984IQT may vary depending on the specific model, but it typically ranges from a few watts to several tens of watts.

  5. Q: Is TS4984IQT suitable for battery-powered devices? A: Yes, TS4984IQT is often designed to be power-efficient, making it suitable for battery-powered devices where energy consumption is a concern.

  6. Q: Can TS4984IQT drive different types of speakers? A: Yes, TS4984IQT is designed to drive a wide range of speakers, including both low-impedance and high-impedance ones.

  7. Q: Does TS4984IQT support any advanced audio processing features? A: Some variants of TS4984IQT may offer additional audio processing features like equalization, dynamic range compression, or surround sound decoding.

  8. Q: Are there any recommended application circuits available for TS4984IQT? A: Yes, the manufacturer of TS4984IQT typically provides application circuits and reference designs that can be used as a starting point for implementation.

  9. Q: What are the typical input and output interfaces supported by TS4984IQT? A: TS4984IQT usually supports common audio input interfaces like line-in, microphone, or Bluetooth, and output interfaces like speaker outputs or headphone jacks.

  10. Q: Are there any known limitations or considerations when using TS4984IQT? A: Some considerations may include thermal management, power supply requirements, PCB layout guidelines, and proper grounding techniques to ensure optimal performance and reliability.

Please note that the specific details and answers may vary depending on the actual product documentation and specifications provided by the manufacturer.