DRV135UA

Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance audio amplifier - Low distortion and noise - Wide voltage range operation - Single-supply or split-supply operation - Differential input - Output short-circuit protection

Package: SOIC (Small Outline Integrated Circuit)

Essence: DRV135UA is a high-performance audio amplifier IC designed for various audio applications.

Packaging/Quantity: Available in reels of 2500 units.

Specifications and Parameters

• Supply Voltage Range: ±2.5V to ±18V
• Input Voltage Range: ±1.25V
• Output Power: Up to 1W
• Total Harmonic Distortion + Noise (THD+N): 0.01%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The DRV135UA IC has the following pin configuration:

```

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| | --| V+ OUT |-- --| IN+ GND |-- --| IN- V- |-- --| VREF NC |-- |___________| ```

Functional Characteristics

• Differential input amplifier
• Adjustable gain
• Output short-circuit protection
• Thermal shutdown protection
• Low quiescent current

Advantages and Disadvantages

Advantages: - High-quality audio amplification - Wide voltage range operation - Protection features for reliable performance - Low power consumption

Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for complete circuit implementation

Applicable Range of Products

DRV135UA is commonly used in the following applications: - Professional audio equipment - Home theater systems - Automotive audio systems - Portable audio devices

Working Principles

The DRV135UA operates as a differential input amplifier, amplifying the audio signal while maintaining high fidelity and low distortion. It can be powered by a single supply or split supply, providing flexibility in various audio system designs.

Detailed Application Field Plans

1. Professional Audio Equipment:

   • Mixing consoles
   • Power amplifiers
   • Studio monitors

2. Home Theater Systems:

   • AV receivers
   • Surround sound speakers

3. Automotive Audio Systems:

   • Car stereos
   • Amplifiers

4. Portable Audio Devices:

   • Headphone amplifiers
   • Portable speakers

Detailed Alternative Models

Some alternative models to DRV135UA include: - LM386 - TPA3116D2 - MAX9744

5 Common Technical Questions and Answers

1. Q: What is the maximum output power of DRV135UA? A: The DRV135UA can deliver up to 1W of output power.

2. Q: Can DRV135UA operate with a single power supply? A: Yes, DRV135UA can operate with a single supply voltage ranging from ±2.5V to ±18V.

3. Q: Does DRV135UA have thermal protection? A: Yes, DRV135UA has thermal shutdown protection to prevent overheating.

4. Q: What is the operating temperature range of DRV135UA? A: DRV135UA can operate within a temperature range of -40°C to +85°C.

5. Q: Is DRV135UA suitable for battery-powered devices? A: Yes, DRV135UA's low quiescent current makes it suitable for battery-powered audio devices.

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