TDF8546AJS/N1ZS

Product Overview

Category

TDF8546AJS/N1ZS belongs to the category of integrated circuits (ICs).

Use

This product is primarily used in audio amplifier applications.

Characteristics

• Integrated circuit type: Class D amplifier
• Power supply voltage range: 8V - 18V
• Output power: 4 x 50W (at 14.4V, 1kHz, 10% THD)
• Package type: HSOP32
• Essence: High-performance audio amplifier IC
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

The specifications for TDF8546AJS/N1ZS are as follows:

• Supply voltage: 8V - 18V
• Quiescent current: 60mA (typical)
• Output power: 4 x 50W (at 14.4V, 1kHz, 10% THD)
• Total harmonic distortion + noise: 0.02% (typical)
• Signal-to-noise ratio: 95dB (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of TDF8546AJS/N1ZS is as follows:

1. OUT1: Output channel 1
2. OUT2: Output channel 2
3. GND: Ground
4. VCC: Power supply voltage
5. IN1: Input channel 1
6. IN2: Input channel 2
7. MUTE: Mute control
8. STBY: Standby control
9. OUT3: Output channel 3
10. OUT4: Output channel 4
11. NC: No connection
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection
17. NC: No connection
18. NC: No connection
19. NC: No connection
20. NC: No connection
21. NC: No connection
22. NC: No connection
23. NC: No connection
24. NC: No connection
25. NC: No connection
26. NC: No connection
27. NC: No connection
28. NC: No connection
29. NC: No connection
30. NC: No connection
31. NC: No connection
32. NC: No connection

Functional Features

The TDF8546AJS/N1ZS offers the following functional features:

• Class D amplifier architecture for high efficiency and low power dissipation
• Four independent output channels for stereo or multi-channel audio applications
• Mute and standby control for power management
• Wide operating voltage range for flexibility in various audio systems
• Low total harmonic distortion and noise for high-quality audio reproduction
• High signal-to-noise ratio for clear and accurate sound output

Advantages and Disadvantages

Advantages of TDF8546AJS/N1ZS: - High-performance audio amplification - Efficient power usage - Multiple output channels for versatile audio applications - Low distortion and noise levels

Disadvantages of TDF8546AJS/N1ZS: - Limited pin configuration options - Requires external components for complete audio system integration

Working Principles

The TDF8546AJS/N1ZS operates based on the Class D amplifier principle. It uses pulse width modulation (PWM) to convert the input audio signal into a series of high-frequency pulses. These pulses are then amplified and filtered to produce the desired audio output. The Class D amplifier architecture ensures high efficiency by minimizing power dissipation.

Detailed Application Field Plans

The TDF8546AJS/N1ZS is suitable for a wide range of audio applications, including:

1. Automotive audio systems
2. Home theater systems
3. Portable speakers
4. Professional audio equipment
5. Multimedia devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to TDF8546AJS/N1ZS are:

1. TDA7850: Class AB audio amplifier IC with similar power output capabilities.
2. TAS5630: Class D audio amplifier IC with higher power output and advanced features.
3. LM3886: Class AB audio amplifier IC with lower power output but excellent audio quality.
4. MAX9744: Class D audio amplifier IC with integrated volume control and compact package.

These alternative models offer different features and performance characteristics, allowing designers to choose the most suitable option based on their specific requirements.

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