L15DSMD IRS2092S High power 250W Class D Audio Digital Power Mono Amplifier Board
• AV receivers
• Home theater systems
• Mini component stereos
• Powered speakers
• Sub-woofers
• Musical Instrument amplifiers
• Automotive after market amplifiers
Features
Output Power: Scalable output power from 25W- 500W (see Table 1)
Residual Noise: 200 μV, IHF-A weighted, AES-17 filter
Distortion: 0.007 % THD+N @ 60W, 4 R
Multiple Protection Features: Over-current protection (OCP), high side and low side MOSFET
Over-voltage protection (OVP),
Under-voltage protection (UVP), high side and low side MOSFET
DC-protection (DCP),
Over-temperature protection (OTP)
PWM topology: Self-oscillating PWM, half-bridge or full-bridge topologies selectable
Using the latest specifications of the digital amplifier dedicated inductor, 14A current 0.013 ohm impedance value.
Fully shielded low radiation, low distortion design.
Using IR class D program design model IRAUDAMP7S as a template.
Using high-end Class D amplifier driver IC IRS2092. To achieve the current minimal distortion, the maximum output power of 500W.
Using IR official standard configuration MOSFET audio dedicated MOSFET output tube, MOSFET.
By providing the new IRFI4xxxH-117P series MOSFET half-bridge, IR improves the performance of Class D audio amplifiers.
The integrated half-bridge package reduces the number of components by half and improves PCB layout. In addition to the lower on-resistance, the series of MOSFET half-bridge also has optimized gate charge, parasitic diode reverse recovery capability and internal gate resistance. These have improved the performance and performance of Class D audio amplifiers, such as efficiency, total harmonic distortion and electromagnetic radiation.
The typical on-resistance RDS (ON) of the IRFI4xxxH-117P is 80 mOhms and the gate charge is typically 13NC. The switching charge is 4.1NC.
Recommended operating voltage, and transformer power.
Load 8 ohm transformer voltage AC dual 40V, + -DC 55V, power 150W a channel. 300W two channels. Filter capacitor 6800UF * 2 or more
Load 4 ohm transformer voltage AC dual 35V, + -DC 48V power 250W one channel. 500W two channels. Filter capacitor 10000UF * 2 or more
Load 4 ohms + -58V DC, 300W 4R mono power. 700W dual channel power. Recommended transformer voltage AC double 41V 1000W.
Package Contents
1PCS L15DSMD IRS2092S High power 250W Class D Audio Digital Power Mono Amplifier Board

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