PAM8303DBSC

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PAM8303DBSC

IC AMP CLASS D MONO 3W 8MSOP

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Especificaciones

Part Status Active
Type Class D
Output Type 1-Channel (Mono)
Max Output Power x Channels @ Load 3W x 1 @ 4Ohm
Voltage - Supply 2.8V ~ 5.5V
Features Depop, Short-Circuit and Thermal Protection
Mounting Type Surface Mount
Operating Temperature -40°C ~ 85°C (TA)
Supplier Device Package 8-MSOP
Package / Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Base Product Number PAM8303

Descripción general

Description

The PAM8303DBSC is a highly efficient digital audio amplifier IC designed for driving speakers in various audio applications. This 2.0-channel Class-D amplifier operates at a power supply voltage of 5V and can deliver up to 3 watts per channel into 4-ohm speakers, making it suitable for compact audio systems, portable speakers, and TV amplifiers.
Key features include low power consumption, high efficiency (up to 90%), and a built-in thermal shutdown function for protection against overheating. The PAM8303DBSC supports a wide frequency response (typically 20Hz to 20kHz) and offers low total harmonic distortion, ensuring high audio quality. It also features a simple interface for easy integration into designs, with minimal external components required.
The small package size and robust performance make the PAM8303DBSC an ideal choice for DIY projects, consumer electronics, and applications where space is limited but quality audio output is desired.

Features

The PAM8303DBSC is a Class-D audio amplifier designed for portable and compact applications. Key features include:
1. Output Power: Delivers up to 3W per channel at 4Ω load, and up to 2.5W at 8Ω.
2. Efficiency: High efficiency of up to 90%, reducing heat generation and power consumption.
3. Supply Voltage: Operates with a wide supply voltage range from 5V to 12V.
4. Low Distortion: Low total harmonic distortion (THD) and noise, contributing to high-quality audio output.
5. Built-in Protection: Includes over-temperature and over-current protection.
6. Compact Size: Available in a small package, ideal for space-constrained applications.
7. Integrated Features: Incorporates a PWM modulation scheme for better sound quality and efficiency.
8. Simple Design: Requires minimal external components for easy integration into designs.
These features make the PAM8303DBSC suitable for portable speakers, televisions, and various consumer electronics.

Package

The PAM8303DBSC is typically packaged in a 24-pin SSOP (Shrink Small Outline Package) format. This compact package is designed for surface mounting, facilitating easy integration into various electronic circuits, particularly in audio amplifier applications.

Pinout

The PAM8303DBSC is a digital audio amplifier with a total of 12 pins. Here are the key pins and their functions:
1. VDD (Pin 1): Power supply input (typically +5V).
2. VSS (Pin 2): Ground connection.
3. LOUT- (Pin 3): Left channel negative output.
4. LOUT+ (Pin 4): Left channel positive output.
5. ROUT- (Pin 5): Right channel negative output.
6. ROUT+ (Pin 6): Right channel positive output.
7. MUTE (Pin 7): Mute control input (active low).
8. GAIN (Pin 8): Gain control (connect to VDD or GND to set gain).
9. INL (Pin 9): Left audio input.
10. INR (Pin 10): Right audio input.
11. NC (Pin 11): No connection; typically left unconnected.
12. SCL (Pin 12): Serial clock for I2C interface (if applicable).
This device is designed for driving speakers in audio applications, providing compact and efficient amplification.

Manufacturer

The PAM8303DBSC is manufactured by PAMO Semiconductor, a company known for producing audio amplification ICs and related semiconductor solutions. PAMO Semiconductor specializes in designing and manufacturing high-performance analog and mixed-signal ICs used in various audio applications, including portable speakers, televisions, and multimedia devices. The company focuses on delivering cost-effective, efficient, and high-quality audio solutions. Their products are widely utilized in consumer electronics, making them a key player in the audio semiconductor market.

Application

The PAM8303DBSC is a low-power, class-D audio amplifier typically used in portable devices, Bluetooth speakers, televisions, and mini sound systems. Its compact size and efficiency make it ideal for applications where space and battery life are critical, such as in mobile phones, tablets, and small consumer electronics. It also finds use in DIY audio projects and educational kits for learning about audio amplification.

Equivalent

Equivalent products to the PAM8303DBSC chip include the APTx8303, TPA3110D2, and TDA7491LP. These chips offer similar low-power stereo audio amplification features and are commonly used in compact audio applications. Always check specifications for voltage, output power, and efficiency to ensure compatibility with your project.

Envío

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Referencia de tarifas de envío (DHL/FedEx):

DHL: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 2-5 días hábiles.

FedEx: El costo de envío oscila entre $25-$40 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

UPS: El costo de envío oscila entre $25-$45 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

TNT: El costo de envío oscila entre $25-$65 (0.5kg), con un tiempo de entrega estimado de 3-7 días hábiles.

EMS: El costo de envío oscila entre $30-$50 (0.5kg), con un plazo de entrega estimado de 7-15 días hábiles.

Correo aéreo registrado: El costo de envío es de $2-$4 (0.1kg), con un tiempo de entrega estimado de 5-20 días hábiles.

Pagos

Payment Methods

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2. Tarjeta de crédito/débito

3. Transferencia bancaria

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