PAM8320RDR

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PAM8320RDR

+Nomenclature

IC AMP CLASS D MONO 20W 16SO

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Spécifications

Attribut Valeur
Part Status Active
Base Product Number PAM8320
Type Class D
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 20W x 1 @ 4Ohm
Voltage - Supply 4.5V ~ 15V
Features Depop, Short-Circuit and Thermal Protection
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Supplier Device Package 16-SO-EP
Package 16-SOIC (0.154", 3.90mm Width) Exposed Pad
Packaging Cut Tape (CT), Tape & Reel (TR)

Présentation

Description

The PAM8320RDR is a high-efficiency, filterless Class-D audio power amplifier designed for portable and battery-powered devices. It operates with a wide supply voltage range and delivers up to 20W of output power at low distortion and high fidelity, making it suitable for driving speakers directly. The PAM8320RDR integrates advanced features such as power limit technology, over-current protection, thermal shutdown, and short-circuit protection to ensure reliable operation and prevent damage. Its efficiency is enhanced by the filterless modulation scheme, which eliminates the need for bulky output filters, thereby saving space and reducing cost. With a low quiescent current, it helps prolong battery life in portable applications. The amplifier also offers a differential input to minimize noise pickup and improve signal quality. Available in a compact package, it is ideal for use in small form-factor devices such as Bluetooth speakers, portable media players, and other audio applications requiring high output power and efficiency.

Equivalent

The PAM8320RDR is a Class-D audio amplifier. Equivalent products might include:
1. TPA3110D2 from Texas Instruments
2. MAX98357A from Maxim Integrated
3. TPA3116D2 from Texas Instruments
4. STA540 from STMicroelectronics
These alternatives vary in features like power output and package type, so it's important to verify compatibility with your specific application needs.

Features

The PAM8320RDR is a high-efficiency, Class-D audio amplifier. Key features include:
1. Output Power: Delivers up to 20W per channel into a 4Ω load at 14.4V power supply.
2. Efficiency: High efficiency, typically above 90%, reducing heat and power loss.
3. Low Total Harmonic Distortion (THD+N): Ensures high-quality audio output with minimal distortion.
4. Wide Supply Voltage Range: Supports operation from 4.5V to 15V, suitable for a variety of power sources.
5. Integrated Protection: Includes over-current, over-temperature, and short-circuit protection to ensure device reliability.
6. Differential Inputs: Provides better noise immunity and reduces unwanted noise interference.
7. Pop/Click Noise Reduction: Minimizes unwanted pop or click sounds during power on/off transitions.
8. Thermal Management: Features a thermally efficient package to aid in heat dissipation.
9. Compact Package: Available in a small footprint package, making it suitable for space-constrained applications.
These features make the PAM8320RDR ideal for portable audio devices, televisions, and other consumer electronics that demand efficient and high-quality audio performance.

Pinout

The PAM8320RDR is a stereo class D audio amplifier. It typically features a pin count of 16. Each pin has specific functions that include power supply connections, audio inputs, outputs for the speakers, and control pins for functionalities such as shutdown or mute. Common pins might include:
1. VDD - Power Supply
2. GND - Ground
3. INL+ and INL- - Left Audio Input
4. INR+ and INR- - Right Audio Input
5. OUTL+ and OUTL- - Left Channel Output
6. OUTR+ and OUTR- - Right Channel Output
7. SD - Shutdown Control
8. MUTE - Mute Control
9. GAIN - Gain Setting
10. NC - No Connection (if applicable)
For precise pin configuration and functions, refer to the manufacturer's datasheet.

Manufacturer

The PAM8320RDR is manufactured by Diodes Incorporated. Diodes Incorporated is a global manufacturer and supplier of application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company caters to various end-user markets, including consumer electronics, computing, communications, industrial, and automotive sectors. Known for delivering high-quality semiconductor solutions, Diodes Incorporated focuses on providing innovative solutions, efficiency, and performance enhancements for electronic devices.

Application

The PAM8320RDR is a Class-D audio amplifier often used in applications such as portable speakers, soundbars, and personal audio systems. Its efficient power usage makes it suitable for battery-powered devices like Bluetooth speakers and portable media players. Additionally, it finds use in consumer electronics like televisions and computer monitors to enhance audio output quality. The amplifier's compact design and high efficiency are ideal for space-constrained applications where thermal management and power efficiency are critical.

Package

The PAM8320RDR is typically available in a QFN (Quad Flat No-leads) package type, which is compact and suitable for high-performance, space-constrained applications.