Boardoza FM8002A Audio Amplifier Module

The Boardoza FM8002A Audio Amplifier Module is a compact mono Class-AB audio amplifier board designed for low-power speaker driving applications. Built around the FM8002A audio amplifier IC, this module provides efficient sound amplification for portable and embedded audio systems while maintaining low external component requirements and stable operation.

Designed for use in MP3 player modules, voice playback systems, IoT audio alerts, embedded multimedia devices, and DIY speaker projects, the FM8002A module offers simple integration through its standard pin headers. The onboard shutdown control allows low-power standby operation, while integrated filtering and bypass capacitors help deliver clean and stable audio output performance.

Front Side	Back Side

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Key Features

• Integrated Shutdown Control: Supports power-saving standby functionality.
• Clean Audio Input Stage: AC-coupled input improves signal conditioning and reduces noise.
• Stable Audio Performance: Includes onboard bypass and decoupling capacitors.
• Visual Power Indicator: Onboard LED indicates active power status.
• High Output Power: Delivers up to 1.5W with an 8Ω load and 2.0W with a 4Ω load.
• Wide Application Support: Suitable for MP3 modules, voice prompts, IoT alarms, and multimedia devices.

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Technical Specifications

Model: FM8002A
Manufacturer: Boardoza
Manufacturer IC: Shenzhen Fine Mad Electronics Group Co., Ltd.
Input Voltage: 2.5V – 5.5V
Amplifier Type: Mono Class-AB Audio Amplifier
Functions: Audio Amplifier Module
Maximum Output Power: 1.5W with 8Ω load / 2.0W with 4Ω load
Input Configuration: AC-Coupled Audio Input
Control Features: Shutdown Control Pin
Operating Temperature: -40°C to +85°C
Board Dimensions: 40mm x 20mm

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Board Pinout

( J1 ) Power & Audio Input Connector

Pin Number	Pin Name	Description
1	VDD	Power supply input
2	AUDIO IN	Audio signal input
3	SHUTDOWN	Control pin used to enable or disable the amplifier (active-high)
4	GND	Ground connection

( J2 ) Speaker Output Connector

Pin Number	Pin Name	Description
1	SPK+	Differential speaker output positive
2	SPK-	Differential speaker output negative

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Board Dimensions

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Step Files

Boardoza FM8002A.step

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Datasheet

FM8002A Datasheet.pdf

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Version History

• V1.0.0 - Initial Release

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Support

• If you have any questions or need support, please contact [email protected]

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License

Hardware Design

All hardware design files are licensed under Creative Commons Attribution-ShareAlike 4.0 International License.