The AM250 power amplifier module is a true application dedicated “power pack” for the most demanding and powerful professional speaker as well as true professional reliability under any condition.

The AM250 module includes a worldwide regulated power supply and two channel high performance class D amplification stages. Also, it include an independent auxiliary power to switch off the main power supply during the standby mode to meet the Energy-star standard.

Features

●   Plug-and-play integrated power package complete with full protection features for Professional applications, such as short, DC, HF, thermal and overload. The complete integration secures optimal performance and reliability as well as shortened time to market.

●   Universal power supply with active clamp flyback topology for main power design.

●   Integrated chip Class D amplifier design with high efficiency and leading power performance specification.

●   Complete interface, including extensive protection output and high Auxiliary power supply for the analog pre-input circuit or advanced DSP pre-input solutions.

●   Convection cooling design and accurate thermal read-out for thermal compression.

●   EMI and Safety compliant design.

Typical Applications

●   Professional Audio Solutions

●   Installation / Public address Sound Solutions

●   Self-Powered Loudspeakers

●   Music Instrument Audio Solutions

Engineering Specifications

Parameter	AM250
Output power (1% THD+N, 1KHz @8 Ω)	65W X 2
Output power (1% THD+N, 1KHz @4 Ω)	130W X 2
THD+N (1KHz @ 10 W)	<0.005%
Frequency Response (1W @8 Ω, 20-20KHz)	0 -- +/-0.5dB
System Gain	20dB
S/N Ratio (Refer to rated power @ 8 Ω,A-weighted)	>105dB
Crosstalk (Refer to rated power @ 8 Ω)	>85dB @1KHz; >60dB @10KHz
Damping Factor (10-400Hz @ 8 Ω)	>200
IMD (60Hz and 7KHz at 4:1, from -30dB to rated )	<0.35%
Power supply	SMPS:100-240Vac