# PAM8403 - Diodes Incorporated Amplifier Module

## Product Summary

The PAM8403 is a dual-channel stereo amplifier module capable of delivering 3W+3W output power. It operates from a wide voltage range of 2.5V to 5.5V DC.

## Product Information

| Field | Value |
| --- | --- |
| Part Number | PAM8403 |
| Manufacturer | Diodes Incorporated |
| Product Type | Amplifier Module |
| Category | Uncategorized |
| Subcategory | New Products |

## Description

The PAM8403 is a compact Class-D stereo audio amplifier module designed for high-quality audio reproduction in small spaces. It can be powered by a simple 5V DC input and supports a wide operating voltage range from 2.5V to 5.5V DC. This amplifier board produces 6W total output, with 3W per channel into a 4 Ohm load at 10% THD.

Key features include a maximum gain of 24 dB and a filterless architecture, simplifying design and reducing component count. The PAM8403 includes built-in short circuit protection and thermal protection, ensuring reliable operation. It is capable of driving 4 or 8 Ohm speakers directly, making it suitable for custom speaker projects. The module has stereo inputs for Left and Right channels with a common ground.

This amplifier board is ideal for applications requiring stereo audio amplification in a small form factor. Its efficient Class-D operation and lack of a required heatsink make it a versatile choice for various embedded audio systems and DIY projects.

## Key Specifications

| Specification | Value |
| --- | --- |
| Architecture | Filterless |
| Gain | 24 dB |
| Operating Voltage | 5 V DC |
| Output Power | 3 W |

## Availability and Pricing

| Field | Value |
| --- | --- |
| Stock Status | In Stock |
| Distributor Count | 1 |
| Total Stock | 5 |
| Pricing Available | No |

## Distributor Offers

| Distributor | Stock | Unit Price | MOQ | Lead Time | Last Updated |
| --- | --- | --- | --- | --- | --- |
| PROSOFT ELECTRONICS | 5 |  |  |  |  |

## Features

- Dual-channel stereo amplifier module
- 3W+3W output power at 4 Ohm
- Wide 2.5V to 5.5V DC operating voltage
- Maximum gain of 24 dB
- Filterless architecture for simplified design

## Applications

- Ideal for compact stereo audio systems
- Suitable for custom speaker projects
- Embedded audio applications
- DIY electronics projects

## Compliance

| Field | Value |
| --- | --- |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
| Moisture Sensitivity Level | 1 Unlimited |

## Documents and Media

- Product Page: https://distyparts.com/product/pam8403
- RFQ URL: https://distyparts.com/product/pam8403#rfq

## FAQs

### What is the output power of the PAM8403 amplifier module?

The PAM8403 amplifier module provides a dual-channel stereo output of 3W per channel into a 4 Ohm load at 10% THD with a 5V DC input.

### What is the operating voltage range for the PAM8403?

The PAM8403 amplifier module operates with a wide power supply range from 2.5V to 5.5V DC.

### What is the maximum gain of the PAM8403 amplifier?

The PAM8403 amplifier module has a maximum gain of 24 dB.

### What is the THD of the PAM8403 at 5V DC and a 4 Ohm load?

The Total Harmonic Distortion (THD) for the PAM8403 is 10 percent at 5V DC input and a 4 Ohm load output.

### Can the PAM8403 drive speakers directly?

Yes, the PAM8403 amplifier board can drive 4 or 8 Ohm speakers directly.

### Does the PAM8403 require a heatsink?

No, the PAM8403 amplifier IC itself does not require any kind of heatsink.

## Related Pages

- Manufacturer: https://distyparts.com/manufacturer/diodes-incorporated
- Category: https://distyparts.com/category/uncategorized/new-products
- Product Page: https://distyparts.com/product/pam8403
- Markdown File: https://distyparts.com/product/pam8403.md
- TXT File: https://distyparts.com/product/pam8403.txt