Class D 2.8W Mono Audio Amplifier Mini Module (

The MM209 Mini Module from Velleman is a small but powerful mono amplifier for a wide range of applications, for example MP3 player, melody generator, intercom, sound effects, headphones, radio receiver, PC sound card, music instrument.

Comes complete with 3x board-to-wire header cables for easy connection.

• small size
• very efficient, ideal for battery powered applications
• comes with 3x board-to-wire connectors
• connector pitch matches standard breadboard pitch
• presettable gain
• overload and short-circuit protections
• single rail power supply
• Mute jumper header

• max. output power: 2.8 W (4 Ohm) or 1.6 W (8 Ohm)
• power supply: 2.5 - 5 Vdc
• max. current consumption: 1.6 A (4 Ohm) - 0.8 A (8 Ohm)
• default gain: 18 dB (adjustable)
• THD: 0.02 % (1 W / 8 Ohm / 1 kHz)
• S/N ratio: 98 dB (1.4 W / 8 Ohm)
• shutdown current: 20 mA
• dimensions: 40 x 20 mm / 1.6 x 0.8"
• Product format: PRE-ASSEMBLED Electronic Module Product Format Info

• Velleman MM209 Data Sheet
• SSM2305 IC Datasheet