BA3812L
Overview
Category
BA3812L belongs to the category of integrated circuits (ICs).
Use
It is commonly used as an audio amplifier in various electronic devices.
Characteristics
- Compact size
- Low power consumption
- High efficiency
- Wide operating voltage range
Package
BA3812L is typically available in a small outline package (SOP) or dual inline package (DIP).
Essence
The essence of BA3812L lies in its ability to amplify audio signals with high fidelity and low distortion.
Packaging/Quantity
BA3812L is usually packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.
Specifications and Parameters
The following are the key specifications and parameters of BA3812L:
- Supply voltage: 5V - 15V
- Output power: 1.5W (typical)
- Total harmonic distortion: 0.1% (typical)
- Frequency response: 20Hz - 20kHz
- Input impedance: 30kΩ (typical)
- Operating temperature range: -40°C to +85°C
Pin Configuration
The pin configuration of BA3812L is as follows:
1. VCC
2. GND
3. IN-
4. IN+
5. OUT
6. Bypass
7. MUTE
8. NC
Functional Characteristics
BA3812L offers the following functional characteristics:
- Single-ended input
- Built-in mute function
- Bypass mode for direct signal output
- Thermal shutdown protection
- Short-circuit protection
Advantages and Disadvantages
Advantages: - Small size allows for space-saving designs - Low power consumption prolongs battery life - High efficiency ensures optimal performance - Wide operating voltage range provides flexibility
Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for optimal performance
Applicable Range of Products
BA3812L is suitable for a wide range of products, including but not limited to: - Portable audio devices - Car audio systems - Home theater systems - Personal computers - Televisions
Working Principles
The working principle of BA3812L involves amplifying the input audio signal using internal circuitry and delivering the amplified signal to the output.
Detailed Application Field Plans
BA3812L can be applied in various fields, such as: 1. Portable Audio Devices: - MP3 players - Bluetooth speakers - Headphones
Car Audio Systems:
- Car stereos
- Amplifiers
- Subwoofers
Home Theater Systems:
- AV receivers
- Soundbars
- Surround sound systems
Personal Computers:
- Desktop speakers
- USB audio interfaces
- Gaming headsets
Televisions:
- Soundbars
- TV speakers
- Home theater setups
Detailed Alternative Models
Some alternative models to BA3812L include: - TDA7266 - LM386 - TPA3116D2 - STA540 - MAX9744
5 Common Technical Questions and Answers
Q: What is the maximum supply voltage for BA3812L? A: The maximum supply voltage is 15V.
Q: Can BA3812L operate with a single-ended input? A: Yes, BA3812L supports single-ended input.
Q: Does BA3812L have built-in short-circuit protection? A: Yes, BA3812L has built-in short-circuit protection.
Q: What is the typical total harmonic distortion of BA3812L? A: The typical total harmonic distortion is 0.1%.
Q: Can BA3812L be used in automotive applications? A: Yes, BA3812L is suitable for car audio systems and other automotive applications.
This encyclopedia entry provides an overview of BA3812L, including its category, use, characteristics, package, essence, packaging/quantity, specifications and parameters, pin configuration, functional characteristics, advantages and disadvantages, applicable range of products, working principles, detailed application field plans, detailed alternative models, and answers to common technical questions.