The IRAUDAMP23 evaluation board is a two-channel, 500 W/ch (100 Vrms, 20 Ω at ±148.3 V) half-bridge Class D audio power amplifier for high impedance distribution systems. This evaluation board demonstrates how to use the IRS2452AM controller IC, implement protection circuits, and design an optimum PCB layout.
Applications
Constant voltage distribution system
Installation system
Paging system
Features
Output power: 500 W x 2 channel (1% THD+N, 100 Vrms or 70 Vrms)
Multiple protection features:
- Over-current protection (OCP), high side and low side FETs
- Over-voltage protection (OVP)
- Under-voltage protection (UVP), high side and low side FETs
- Over-temperature protection (OTP)
Manufacturer | Infineon Technologies |
---|---|
Category | Audio Amplifiers |
Eval Board Part Number | 448-IRAUDAMP23-ND |
Eval Board Supplier | Infineon Technologies |
Eval Board |
Normally In Stock
|
Amplifier Type |
Class D
|
Number of Outputs |
Stereo
|
Output Power (RMS) @ Load |
500 W x 2 @ 20 Ω
|
Voltage In |
±80 V ~ ±180 V
|
THD+N (1kHz) @ Conditions |
< 0.05% @ 420 W (20 Ω, ±148.3V)
|
Features |
Over Current Protection
Over Voltage Protection Thermal Protection Under Voltage Protection, Brown-Out |
Efficiency @ Conditions |
>92%, 230V in @ 100 ~ 200W
>92%, 120V in @ 100 ~ 200W |
Standby Current [Typical] |
- Not Given
|
Quiescent Current [Typical] |
±80 mA
|
Component Count + Extras |
232 + 4
|
Application / Target Market |
Audio: Constant voltage distribution system
Audio: Multi-Room System Audio: Multi-Room System Audio: Paging System |
Design Author |
STMicroelectronics
|
Main I.C. Base Part |
IRS2452AM
|
Quiescent Current [Maximum] | |
Standby Current [Maximum] | |
Date Created By Author | 2018-06 |
Date Added To Library | 2022-07 |