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Audio Reference Designs
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International Rectifier offers a complete class D audio power amplifier design, which
contains protection functions and house keeping power supplies for ease of use. This
reference design is intended to implement protection circuits and design an optimum
PCB layout.
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Download this overview for a full feature list of each kit.
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| Featured Kits |
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IRAUDAMP5
Two-channel 120 W Half-bridge Class-D Audio Power Amplifier
- 120W x 2 Channels (THD=1%, 1kHZ)
- 0.005% THD+N @ 60W, 4 Ohms
- 170 µV Distortion, IHF-A weighted, AES-17 filter
- 96% Efficiency @ 120W, 4 Ohms, Single Channel Driven, Class-D Stage
- OCP, OVP, UVP, DC protection & OTP
- Self-oscillating half-bridge topology with optional clock synchronization
- Featuring IRS2092S Controller and Gate Driver IC and IRF6645 DirectFET MOSFETs
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IRAUDAMP4
Two-channel 120 W Half-bridge Class-D Audio Power Amplifier
- 120 W x 2 channels, (THD=1%, 1kHZ)
- 0.004% THD+N distortion @ 60W, 4 Ohms
- Residual noise 52 µV, IHF-A weighted, AES-17 filter
- 96% efficiency @ 120W, 4 Ohms, Single Channel Driven, Class-D Stage
- OCP, OVP, UVP, DC protection & OTP
- Self-oscillating half-bridge topology with optional clock synchronization
- Featuring IRS20955S Gate Driver and IRF6645 DirectFET MOSFETs
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A limited supply of these archived reference designs still may be available.
To learn if quantities are available in your area, please click on the reference
design part number listed below, then select your region and click on “Check
Availability.” |
| Reference Design |
Part Number |
Description |
| IRAUDAMP3 |
IRS20124S |
Complete 6-channel 120W half-bridge Class D Audio power amplifier |
| IRAUDAMP1 |
IR2011S |
Audio reference design for High Power Class D Audio Power Amplifier |
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