LM4856LQ/NOPB

Product Overview

The LM4856LQ/NOPB belongs to the category of audio amplifiers and is commonly used in portable electronic devices such as smartphones, tablets, and portable media players. This integrated circuit amplifier is known for its small package size, low power consumption, and high efficiency. The LM4856LQ/NOPB is typically available in a small outline package (SOP) and comes in reels for automated assembly.

Specifications

• Power Supply Voltage: 2.7V to 5.5V
• Output Power: 1.1W per channel into 8Ω at 5V
• Total Harmonic Distortion + Noise (THD+N): 0.1% (typical) at 1kHz, 5V, 150mW into 8Ω
• Shutdown Current: 0.6μA (typical)
• Package Type: 16-pin LLP

Pin Configuration

The LM4856LQ/NOPB features a 16-pin LLP package with the following pin configuration: 1. SHUTDOWN 2. VDD 3. BYPASS 4. GAIN 5. IN- 6. IN+ 7. VOUTL 8. PGND 9. VOUTR 10. OUTMODE 11. VSS 12. BYPASS 13. GAIN 14. IN+ 15. IN- 16. SHUTDOWN

Functional Features

• Low Shutdown Current
• Differential Inputs
• Superior Click and Pop Suppression
• Thermal Shutdown Protection
• Short-Circuit and Thermal Protection

Advantages and Disadvantages

Advantages

• Small package size
• Low power consumption
• High efficiency
• Superior click and pop suppression

Disadvantages

• Limited output power compared to larger amplifiers
• Limited voltage range

Working Principles

The LM4856LQ/NOPB operates by amplifying audio signals from input sources and delivering them to the connected speakers or headphones. It utilizes differential inputs to minimize common-mode noise and provides thermal and short-circuit protection to ensure reliable operation.

Application Field Plans

The LM4856LQ/NOPB is widely used in various portable electronic devices, including: - Smartphones - Tablets - Portable media players - Wearable devices

Alternative Models

Some alternative models to the LM4856LQ/NOPB include: - TPA2012D2 - MAX98306 - TS4871

In conclusion, the LM4856LQ/NOPB is a compact and efficient audio amplifier suitable for portable electronic devices, offering low power consumption and high-quality sound amplification.

Word count: 346