商品詳細は仕様をご覧ください。
LM4820IBP-6
Product Overview
Category: Integrated Circuit
Use: Audio Amplifier
Characteristics: High-fidelity, low distortion
Package: 6-pin TO-220
Essence: High-performance audio amplification
Packaging/Quantity: Tube of 25 units
Specifications
- Power Supply Voltage: 10V to 26V
- Output Power: 2.5W per channel into 4Ω at 10% THD+N
- Total Harmonic Distortion + Noise (THD+N): 0.2% (typical) at 1kHz, 1.5W, 8Ω
- Shutdown Current: 0.15μA (typical)
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
- V+
- IN-
- IN+
- GND
- OUT-
- OUT+
Functional Features
- Low Quiescent Current
- Thermal Shutdown Protection
- Short-Circuit Protection
- Unity-Gain Stable
Advantages and Disadvantages
Advantages: - High-fidelity audio amplification - Wide operating voltage range - Built-in protection features
Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires heat sinking for high-power applications
Working Principles
The LM4820IBP-6 is a high-performance audio amplifier designed to amplify low-power audio signals with high fidelity and low distortion. It operates by receiving an input audio signal and amplifying it to drive speakers or headphones.
Detailed Application Field Plans
The LM4820IBP-6 is suitable for various audio amplification applications, including: - Portable audio devices - Headphone amplifiers - Multimedia speakers - Instrument amplifiers
Detailed and Complete Alternative Models
- LM4863: Higher output power, 3W per channel
- LM386: Lower power, suitable for battery-operated applications
- TDA2030: Higher power, up to 18W output
In conclusion, the LM4820IBP-6 is a versatile audio amplifier integrated circuit that offers high-fidelity audio amplification with built-in protection features. Its compact package and wide operating voltage range make it suitable for a variety of audio applications.
[Word Count: 298]
技術ソリューションにおける LM4820IBP-6 の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the LM4820IBP-6?
- The LM4820IBP-6 is a 2.5W audio power amplifier designed for use in portable communication devices and other low voltage applications.
What is the input voltage range for the LM4820IBP-6?
- The input voltage range for the LM4820IBP-6 is typically 2.7V to 5.5V.
What is the output power of the LM4820IBP-6?
- The LM4820IBP-6 can deliver up to 2.5W of output power into a 4Ω load with a 5V supply.
What are the typical applications for the LM4820IBP-6?
- Typical applications include mobile phones, PDAs, laptop computers, and other portable communication devices.
What is the typical efficiency of the LM4820IBP-6?
- The typical efficiency of the LM4820IBP-6 is around 85% at 1W into an 8Ω load.
Does the LM4820IBP-6 require external components for operation?
- Yes, the LM4820IBP-6 requires a few external components such as input and output capacitors, and feedback resistors.
What is the quiescent current consumption of the LM4820IBP-6?
- The quiescent current consumption of the LM4820IBP-6 is typically 4mA.
Can the LM4820IBP-6 operate from a single supply voltage?
- Yes, the LM4820IBP-6 is designed to operate from a single supply voltage, typically between 2.7V and 5.5V.
What is the thermal shutdown feature of the LM4820IBP-6?
- The LM4820IBP-6 includes a thermal shutdown feature to protect the device from overheating.
Is the LM4820IBP-6 available in a surface-mount package?
- Yes, the LM4820IBP-6 is available in a surface-mount PowerPAD™ package for easy integration into compact designs.