LM4851ITL/NOPB

Product Overview

Category

LM4851ITL/NOPB belongs to the category of audio amplifiers.

Use

It is used for amplifying audio signals in various electronic devices such as smartphones, tablets, and portable media players.

Characteristics

• High efficiency
• Low noise
• Small package size
• Wide supply voltage range

Package

The LM4851ITL/NOPB comes in a small outline integrated circuit (SOIC) package.

Essence

The essence of LM4851ITL/NOPB lies in its ability to provide high-quality audio amplification in a compact form factor.

Packaging/Quantity

The LM4851ITL/NOPB is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

• Power Supply Range: 2.7V to 5.5V
• Output Power: 1.1W at 3.6V, 10% THD+N, 8Ω Load
• Shutdown Current: 0.01μA (Typical)
• Total Harmonic Distortion + Noise (THD+N): 0.1% (Typical)

Detailed Pin Configuration

The LM4851ITL/NOPB has a total of 14 pins, including power supply, input, output, and control pins. The detailed pin configuration is as follows: 1. VDD (Power Supply) 2. SD (Shutdown Control) 3. IN- (Negative Audio Input) 4. IN+ (Positive Audio Input) 5. GND (Ground) 6. BYP (Bypass Capacitor) 7. OUTL (Left Channel Output) 8. OUTR (Right Channel Output) 9. VDD (Power Supply) 10. GND (Ground) 11. GND (Ground) 12. GND (Ground) 13. GND (Ground) 14. GND (Ground)

Functional Features

• Single-ended or Differential Input
• Thermal Shutdown Protection
• Short-Circuit and Overload Protection
• Soft Mute Function

Advantages and Disadvantages

Advantages

• Small package size
• Low power consumption
• Built-in protection features

Disadvantages

• Limited output power compared to larger amplifiers
• May require additional components for optimal performance

Working Principles

The LM4851ITL/NOPB operates by amplifying the audio input signal using an internal amplifier circuit. It utilizes a low-voltage power supply to deliver amplified audio output to connected speakers or headphones.

Detailed Application Field Plans

The LM4851ITL/NOPB is well-suited for use in portable electronic devices, including: - Smartphones - Tablets - Portable media players - Handheld gaming devices

Detailed and Complete Alternative Models

Some alternative models to LM4851ITL/NOPB include: - LM4863 - LM4881 - TPA2012

In conclusion, the LM4851ITL/NOPB is a compact and efficient audio amplifier suitable for various portable electronic devices, offering high-quality audio amplification while maintaining low power consumption and built-in protection features.

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