1 X 1500WATT CLASS-D AUDIO
AMPLIFIER BOARD– IRS2092
USER’S GUIDE
©
2004-2012 Sure Electronics Inc.
AA-AB31411_Ver1.0_Page 1
1.1 Overview
Welcome to use this 1*1500W Class-D audio amplifier board series by Sure Electronics.
It integrates IR’s high performance IRS2092 and IRFB4227 supporting single channel
audio amplification. It is capable of outputting nominal power continuously. It’s suitable for
amplifier enthusiasts or hobbyists to finish a complete amplifier system.
Resistance and capacity components of high quality, including X7R ceramic capacitors,
Metallized Polyester (PET) Film Capacitors and lower ESR electrolytic capacitors, high
performance inductors are used to gain the perfect timber, finally realize high S/N ratio,
low THD+N, wide frequency response range etc.
1.2 Accessories
We don’t provide audio accessories together with this product. Please go to
www.sure-electronics.com
to choose what you need.
Note:
The diagrams above are used for reference only.
1.3 Features
y
A perfect "Class D" architecture
y
Frequency response: 20Hz to 20KHz(±3dB)
y
Four selectable, fixed gain settings of nominally 23.3 dB, 29.4 dB, 33.4 dB and
35.8dB.
y
Single end audio signal input
y
Under voltage protection
y
Over
current
protection
y
Short Circuit and Over Temperature Protection
y
Speaker
DC-Offset
Protection
y
Click & Pop Noise Reduction
y
Auto adjustment of fan speed to temperature
Note:
1. When the temperature exceeds 55
℃
, the fan starts rotation to enhance heat
dissipation.
2. If the fault condition persists, the protection circuit stays in shutdown until the
fault is removed.
3. If the protection above functions, the output will be shutdown. Repower the
amplifier and it will work again.
1.4 Applications
y
Powered
speakers
y
Active
sub-woofers
y
P.A.
systems
y
Car audio amplifiers
y
Musical Instrument amplifier
y
Prototype for recording studios, post-production, live sound and hi-fi applications.
Chapter 1. Overview
