LME49830+ IRFP240 IRFP9240 300W Mono FET Power Amplfier Board High-end Pure Class

LME49830+ IRFP240 IRFP9240 300W Mono FET Power Amplfier Board High-end Pure Class

Electrical characteristics:
- Working status: Class A B (can be adjusted to category A)
- Output power: 300W x(4Ω) <x V = ± 60v>
- Operating voltage: Recommended voltage drive level ± 55V/output level ± 50V
- Input interface: Mono signal input
- Output interface: Mono speaker output
- Power mode: dual power mode,voltage drive and current power output stage separately power supply,can also voltage level and current level combined power supply,free choice.
- PCB size: 215 x 93.5 mm

Power amplifier board design features:
- DC servo DC servo circuit, so that the power amplifier DC midpoint output is less than 5MV
- Current output stage using IRFP240/IRFP9240 field effect transistor, the output impedance is low, the power margin is large, closer to the ideal amplifier; power tube can also be customized according to customer needs.
- There is a perfect midpoint voltage protection circuit, speaker delay protection circuit, the main chip using the Japanese production UPC1237, the integrated circuit is stable and reliable.
- Voltage level/current level power supply separately designed to avoid current-level dynamic fluctuations in the power of the impact of the former level, to minimize the sound dye.
- Sided 2mm glass board PCB design, 1% precision metal film resistors, the United States mica capacitors, Germany ERO capacitors, France high voltage electrolytic capacitors, all components to ensure that the original new imports, put an end to second-hand goods.
- PCB size: 215 x 93.5 mm

LME49830 Introduction:
- LME49830 installed 300W mono amplifier board NS latest LME49830 driver IC as the core, designed for MOSFET FET combined with the use, LME49830 chip is a high degree of sound of the mono audio power amplifier driver, the most suitable for audio enthusiasts and Professional audio system.
- LME49830 power amplifier board for the mono design, the composition of the two-channel need two of the amplifier board, each channel using a LME49830 + three pairs of FET design, left and right channel PCB symmetrical structure. PCB selection of 2mm thick high-quality sheet.

LME49830 chip main parameters:
- Wide voltage range ± 20V to ± 100V
- Conversion rate of 39V/μs
- Drive current 60mA (typ)
- Power ripple rejection ratio (f = DC) 105dB
- Total harmonic distortion + noise (f = 1kHz) 0.0006

Packing included:
- 1 x LME49830+ IRFP240 IRFP9240 300W Mono FET Power Amplfier Board