IC manufacturers Infineon Technologies

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Infineon Technologies IRS2461S | Demoboard REF_IRS2461S_5KW

2.5kW x 2 channel Class D audio amplifier using IRS2461S

Overview

TopologyClass D Audio Amplifier
IC revision1.0

Description

The REF_IRS2461S_5KW evaluation board is a two-channel, 2500W/ch (2Ω at ±103.5V) half-bridge Class D audio power amplifier for after market car audio or high-power audio system applications. This evaluation board demonstrates how to use the IRS2461S controller IC, implement protection circuits, and design an optimum PCB layout. This design can be scaled for a 1600W/ch (4Ω at ±120V) and instruction of doing so are included.

Features

  • Output power: 2500W x 2 channel (1% THD+N)
  • Multiple protection features
  • Over-current protection (OCP), high side and low side FETs
  • Over-voltage protection (OVP)
  • Under-voltage protection (UVP)
  • Over-temperature protection (OTP)
  • PWM modulator
  • Self-oscillating half bridge topology with optional clock synchronization

Typical applications

  • Class D amplifier

Products

Order Code Data­sheet Simu­lation Downloads Status Product seriesλDom typ.
(nm)
Emitting ColorλPeak typ.
(nm)
IV typ.
(mcd)
VF typ.
(V)
Chip Technology50% typ.
(°)
CTol. CVR
(V (DC))
SizeOperating TemperatureQmin.DF
(%)
RISOCeramic TypeL
(mm)
W
(mm)
H
(mm)
Fl
(mm)
PackagingOperating TemperatureQEndurance
(h)
IRIPPLE
(mA)
Z
(mΩ)
ILeak
(µA)
Ø D
(mm)
Samples
150060GS84000SPEC
25 files Active i| Production is active. Expected lifetime: >10 years.WL-SMCW SMT Mono-color Chip LED Waterclear 525 Green 520 3000 3.3 InGaN 40 0603 dome 1.6 0.8 0.95 -40 °C up to +85 °C
865060445005SPEC
8 files Active i| Production is active. Expected lifetime: >10 years.WCAP-ASLL Aluminum Electrolytic Capacitors100 µF ±20% 25 6.3 x 7.7 -55 °C up to +105 °C 141 MΩ 7.7 6.6 15" Tape & Reel -55 °C up to +105 °C 2000 300 360 25 6.3
885012006059SPEC
8 files Active i| Production is active. Expected lifetime: >10 years.WCAP-CSGP MLCCs 50 V(DC)220 pF ±5% 50 060310 GΩ NP0 Class I 1.6 0.8 0.8 0.4 7" Tape & Reel -55 °C up to +125 °C 1000
885342006005SPEC
7 files Active i| Production is active. Expected lifetime: >10 years.WCAP-CSMH Mid and High Voltage470 pF ±5% 250 0603 -55 °C up to +125 °C 100010 GΩ NP0 Class I 1.6 0.8 0.8 0.4 7" Tape & Reel -55 °C up to +125 °C 1000
Samples
Order Code Data­sheet Simu­lation Downloads Status Product seriesλDom typ.
(nm)
Emitting ColorλPeak typ.
(nm)
IV typ.
(mcd)
VF typ.
(V)
Chip Technology50% typ.
(°)
CTol. CVR
(V (DC))
SizeOperating TemperatureQmin.DF
(%)
RISOCeramic TypeL
(mm)
W
(mm)
H
(mm)
Fl
(mm)
PackagingOperating TemperatureQEndurance
(h)
IRIPPLE
(mA)
Z
(mΩ)
ILeak
(µA)
Ø D
(mm)
Samples