LM4917MT/NOPB

Product Overview

Category

LM4917MT/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-quality audio amplification
• Low power consumption
• Small form factor
• Integrated volume control

Package

The LM4917MT/NOPB comes in a miniature 24-pin TSSOP package.

Essence

The essence of LM4917MT/NOPB lies in its ability to provide high-fidelity audio amplification in a compact and efficient package.

Packaging/Quantity

The LM4917MT/NOPB is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

• Power Supply Voltage: 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): 0.05% (typical)

Detailed Pin Configuration

The LM4917MT/NOPB has a detailed pin configuration as follows: 1. VDD 2. SHUTDOWN 3. BYPASS 4. GAIN 5. IN- 6. IN+ 7. VOUT 8. AGND 9. PGND 10. MODE 11. MUTE 12. VREF 13. VOLUME 14. VDD 15. VDD 16. VDD 17. VDD 18. VDD 19. VDD 20. VDD 21. VDD 22. VDD 23. VDD 24. VDD

Functional Features

• Integrated shutdown mode for power saving
• Bypass mode for direct input-to-output connection
• Adjustable gain and volume control
• Built-in thermal shutdown protection

Advantages

• Compact size suitable for portable devices
• Low power consumption
• High-quality audio amplification
• Flexible control options

Disadvantages

• Limited output power compared to larger amplifiers
• Sensitive to improper PCB layout and grounding

Working Principles

The LM4917MT/NOPB operates by amplifying the input audio signal using an internal amplifier circuit. The gain and volume control settings determine the amplification level, and the output stage drives the audio signal to the connected load, such as speakers or headphones.

Detailed Application Field Plans

The LM4917MT/NOPB is well-suited for use in various portable electronic devices, including: - Smartphones - Tablets - Portable media players - Bluetooth speakers - Wearable audio devices

Detailed and Complete Alternative Models

Some alternative models to LM4917MT/NOPB include: - LM4863 - TPA2012 - MAX98306

In conclusion, the LM4917MT/NOPB is a versatile audio amplifier designed for portable electronic devices, offering high-quality audio amplification in a compact and efficient package.

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