LM4818MX

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LM4818MX

AUDIO AMPLIFIER, 0.35W, 1 CHANNE

100% gốc & amp; Mới

24 giờ sẵn sàng để vận chuyển

Bảo hành 365 ngày

RFQ & amp; Nhận thêm Giảm giá

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Description

The LM4818MX is a low-power audio amplifier designed for portable and battery-operated devices. It is part of the LM4818 series, which features a dual-channel architecture, allowing it to drive stereo audio output with high efficiency. The amplifier can deliver up to 1.5 Watts per channel into a 4-ohm load, making it suitable for applications such as handheld devices, mobile phones, and portable speakers.
Key features include low total harmonic distortion, low quiescent current, and a built-in thermal shutdown function for protection against overheating. The LM4818MX operates from a supply voltage range of 2.5V to 5.5V, making it versatile for various battery types. Its small package size (typically available in a 20-pin TSSOP) allows for easy integration into compact designs.
Overall, the LM4818MX is an ideal choice for designers seeking a compact, efficient audio amplification solution with reliable performance for consumer electronics.

Features

The LM4818MX is a dual audio power amplifier designed for portable and battery-powered applications. Key features include:
1. Dual Channel Output: Supports two independent audio channels, ideal for stereo applications.
2. High Output Power: Provides up to 100mW per channel into an 8Ω load, ensuring robust audio performance.
3. Low Distortion: Offers low total harmonic distortion (THD), ensuring clear sound reproduction.
4. Wide Supply Voltage Range: Operates with a supply voltage range of 2.5V to 5.5V, accommodating various power sources.
5. Integrated Thermal and Overload Protection: Includes built-in protection features to prevent damage from overheating or short circuits.
6. Low Power Consumption: Efficient design minimizes power usage, extending battery life in portable devices.
7. Small Package Size: Available in a compact 8-pin MSOP package, suitable for space-constrained applications.
Overall, the LM4818MX is a versatile and efficient audio amplifier solution for consumer electronics, including smartphones, tablets, and portable speakers.

Package

The LM4818MX is packaged in a 20-pin TSSOP (Thin Shrink Small Outline Package).

Pinout

The LM4818MX is a low-voltage stereo audio amplifier with a pin count of 28 pins. It is designed for portable audio applications, providing high output power with low distortion.
Pin Functions:
1. Power Supply Pins: VDD (power supply) and GND (ground).
2. Input Pins: INL and INR for left and right audio inputs.
3. Output Pins: OUTL and OUTR for left and right audio outputs.
4. Control Pins: Various pins for enabling/disabling the amplifier, adjusting gain, and setting operational modes.
5. Feedback Pins: Used for gain control and stability.
6. Thermal Protection: Pins for thermal shutdown and related functions.
The LM4818MX is characterized by its efficiency and ability to drive speakers directly, making it suitable for battery-operated devices.

Manufacturer

The LM4818MX is manufactured by Texas Instruments (TI), a multinational company based in the United States. Texas Instruments is a global leader in semiconductor design and manufacturing, particularly known for its analog and embedded processing products. The company serves a diverse range of industries, including automotive, industrial, communications, and consumer electronics. With a strong focus on innovation and engineering excellence, TI develops a wide array of components, including amplifiers, microcontrollers, and power management devices, catering to both large-scale and niche applications.

Application

The LM4818MX is a dual audio power amplifier commonly used in portable devices, such as smartphones, tablets, and laptops. It is ideal for driving speakers in portable audio systems, enabling high-quality sound output in compact designs. Additional application areas include TV audio systems, Bluetooth speakers, and handheld gaming devices, where space is limited but high performance is required. Its low supply voltage and efficient design make it suitable for battery-powered applications.

Equivalent

The LM4818MX is a dual 2.5W audio amplifier. Equivalent products include the following:
1. TPA2031D1 - Texas Instruments
2. MAX9731 - Maxim Integrated
3. TDA7265 - STMicroelectronics
4. LM4766 - Texas Instruments
5. LM4880 - Texas Instruments
Always verify specifications and performance criteria to ensure compatibility in your application.

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Hãng DHL: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 2-5 ngày làm việc.

FedEx: Chi phí vận chuyển dao động từ $ 25- $ 40 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

Sản phẩm UPS: Chi phí vận chuyển dao động từ $ 25- $ 45 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

TNT: Chi phí vận chuyển dao động từ $ 25- $ 65 (0,5kg), với thời gian giao hàng ước tính là 3-7 ngày làm việc.

EMS: Chi phí vận chuyển dao động từ $ 30- $ 50 (0,5kg), với thời gian giao hàng ước tính là 7-15 ngày làm việc.

Đăng ký Air Mail: Chi phí vận chuyển là $ 2- $ 4 (0.1kg), với thời gian giao hàng ước tính là 5-20 ngày làm việc.

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