TDA1308T/N2,115 - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: Small size, low power consumption, high efficiency
• Package: SOT96-1 (SO-8)
• Essence: The TDA1308T/N2,115 is a stereo headphone driver IC designed for portable audio devices.
• Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

• Power Supply Voltage: 1.8V to 3.6V
• Output Power: 80mW at 16Ω load, 3.3V supply voltage
• Total Harmonic Distortion: 0.1% at 32Ω load, 10mW output power
• Signal-to-Noise Ratio: 100dB at 32Ω load, 10mW output power
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The TDA1308T/N2,115 has the following pin configuration:

```

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| | | 1 2 | | 3 4 | | 5 6 | | 7 8 | |___________| ```

1. VDD: Power Supply
2. GND: Ground
3. INL: Left Channel Input
4. INR: Right Channel Input
5. SHDN: Shutdown Control
6. OUTR: Right Channel Output
7. OUTL: Left Channel Output
8. BYP: Bypass Capacitor Connection

Functional Features

• Low power consumption allows for longer battery life in portable devices.
• High efficiency ensures optimal use of power supply.
• Shutdown control (SHDN) allows for power-saving mode when not in use.
• Bypass capacitor connection (BYP) improves audio quality by reducing noise.

Advantages and Disadvantages

Advantages: - Small size makes it suitable for compact audio devices. - Low power consumption extends battery life. - High efficiency optimizes power usage. - Shutdown control feature saves power when not in use.

Disadvantages: - Limited output power may not be sufficient for high-impedance headphones. - May require additional external components for certain applications.

Working Principles

The TDA1308T/N2,115 is an audio amplifier IC that amplifies the audio signal received from the input channels (INL and INR) and drives the headphone speakers connected to the output channels (OUTL and OUTR). The power supply voltage (VDD) powers the IC, while the shutdown control (SHDN) allows for power-saving mode when not in use. The bypass capacitor connection (BYP) helps reduce noise and improve audio quality.

Detailed Application Field Plans

The TDA1308T/N2,115 is commonly used in various portable audio devices, including: 1. MP3 players 2. Smartphones 3. Tablets 4. Portable gaming consoles

Alternative Models

Here are some alternative models that can be considered as alternatives to the TDA1308T/N2,115: 1. TPA6130A2: Stereo headphone driver with higher output power. 2. MAX97220: Low-power stereo headphone amplifier with integrated volume control. 3. NJM2073: Dual low-voltage audio power amplifier.

In conclusion, the TDA1308T/N2,115 is a small-sized, low-power stereo headphone driver IC designed for portable audio devices. It offers high efficiency, shutdown control, and improved audio quality through bypass capacitor connection. While it has limitations in output power, it is widely used in various portable audio applications. Alternative models such as TPA6130A2, MAX97220, and NJM2073 can be considered based on specific requirements.