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LM4928SDX/NOPB
Introduction
The LM4928SDX/NOPB is a versatile audio amplifier belonging to the category of integrated circuits. This device is commonly used in various electronic applications due to its unique characteristics and features.
Basic Information Overview
- Category: Integrated Circuit
- Use: Audio Amplifier
- Characteristics: High performance, low power consumption
- Package: LLP (Leadless Package)
- Essence: Compact and efficient audio amplification
- Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier
Specifications
The LM4928SDX/NOPB boasts the following specifications: - Power Supply Range: 2.7V to 5.5V - Output Power: 1.35W at 3Ω and 1% THD+N - Shutdown Current: 0.01μA (typical) - Signal-to-Noise Ratio (SNR): 95dB (typical)
Detailed Pin Configuration
The LM4928SDX/NOPB features a detailed pin configuration that includes input, output, power supply, and control pins. The pinout diagram provides a clear understanding of the connectivity and functionality of each pin.
Functional Features
- Low Quiescent Current
- Differential Inputs
- Click-and-Pop Suppression
- Thermal Shutdown Protection
Advantages and Disadvantages
Advantages
- High efficiency
- Small form factor
- Low power consumption
- Built-in protection features
Disadvantages
- Limited output power compared to larger amplifiers
- Requires external components for optimal performance
Working Principles
The LM4928SDX/NOPB operates by amplifying audio signals from input sources and delivering them to output devices such as speakers or headphones. It utilizes low power while maintaining high-quality audio output, making it suitable for portable and battery-powered applications.
Detailed Application Field Plans
The LM4928SDX/NOPB finds application in various fields including: - Portable audio devices - Mobile phones - Tablets - Portable gaming consoles
Detailed and Complete Alternative Models
- LM4863: Similar audio amplifier with higher output power
- LM4880: Audio amplifier with different package options
- LM4990: Class D audio amplifier with advanced features
In conclusion, the LM4928SDX/NOPB is a highly efficient and compact audio amplifier suitable for a wide range of electronic applications. Its low power consumption and high performance make it an ideal choice for portable and battery-powered devices.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LM4928SDX/NOPB en soluciones técnicas
Q: What is the maximum output power of LM4928SDX/NOPB? A: The maximum output power of LM4928SDX/NOPB is 1.1W into 8Ω at 3.6V.
Q: Can LM4928SDX/NOPB operate with a single supply voltage? A: Yes, LM4928SDX/NOPB can operate with a single supply voltage ranging from 2.4V to 5.5V.
Q: What is the typical quiescent current of LM4928SDX/NOPB? A: The typical quiescent current of LM4928SDX/NOPB is 2.5mA.
Q: Does LM4928SDX/NOPB have built-in short-circuit and thermal protection? A: Yes, LM4928SDX/NOPB features built-in short-circuit and thermal protection.
Q: What is the recommended input signal range for LM4928SDX/NOPB? A: The recommended input signal range for LM4928SDX/NOPB is 150mV to 800mV.
Q: Can LM4928SDX/NOPB be used in portable audio applications? A: Yes, LM4928SDX/NOPB is suitable for portable audio applications due to its low power consumption and small footprint.
Q: What type of package does LM4928SDX/NOPB come in? A: LM4928SDX/NOPB is available in a small 9-bump DSBGA package.
Q: Is LM4928SDX/NOPB compatible with common audio input sources such as smartphones and tablets? A: Yes, LM4928SDX/NOPB is compatible with common audio input sources and can be used in conjunction with smartphones and tablets.
Q: What is the typical shutdown current of LM4928SDX/NOPB? A: The typical shutdown current of LM4928SDX/NOPB is 0.1μA.
Q: Can LM4928SDX/NOPB be used in stereo speaker applications? A: Yes, LM4928SDX/NOPB can be used in stereo speaker applications by configuring two devices for left and right channels.