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IRAUDAMP5 Datasheet(PDF) 4 Page - International Rectifier

Part # IRAUDAMP5
Description  120W x 2 Channel Class D Audio Power Amplifier
Download  51 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

IRAUDAMP5 Datasheet(HTML) 4 Page - International Rectifier

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IRAUDAMP5 REV 3.3
Specifications
General Test Conditions (unless otherwise noted)
Notes / Conditions
Supply Voltage
±35V
Load Impedance
8-4Ω
Self-Oscillating Frequency
400kHz
No input signal, Adjustable
Gain Setting
26dB
1Vrms input yields rated power
Electrical Data
Typical
Notes / Conditions
IR Devices Used
IRS2092S Audio Controller and Gate-Driver,
IRF6645 DirectFET MOSFETs
Modulator
Self-oscillating, second order sigma-delta modulation, analog input
Power Supply Range
± 25V to ±35V
Bipolar power supply
Output Power CH1-2: (1% THD+N)
120W
1kHz
Output Power CH1-2: (10% THD+N)
170W
1kHz
Rated Load Impedance
8-4Ω
Resistive load
Standby Supply Current
±100mA
No input signal
Total Idle Power Consumption
7W
No input signal
Channel Efficiency
96%
Single-channel driven,
120W, Class D stage
.
Audio Performance
*Before
Demodulator
Class D
Output
Notes / Conditions
THD+N, 1W
THD+N, 10W
THD+N, 60W
THD+N, 100W
0.009%
0.003%
0.003%
0.008%
0.01%
0.004%
0.005%
0.010%
1kHz, Single-channel driven
Dynamic Range
101dB
101dB
A-weighted, AES-17 filter,
Single-channel operation
Residual Noise, 22Hz - 20kHzAES17
170
V
170
V
Self-oscillating – 400kHz
Damping Factor
2000
170
1kHz, relative to 4Ω load
Channel Separation
95dB
85dB
75dB
90dB
80dB
65dB
100Hz
1kHz
10kHz
Frequency Response : 20Hz-20kHz
: 20Hz-35kHz
N/A
±1dB
±3dB
1W, 4Ω - 8Ω Load
Thermal Performance
Typical
Notes / Conditions
Idling
TC =30C
TPCB=37C
No signal input, TA=25C
2ch x 15W (1/8 rated power)
TC =54C
TPCB=67C
Continuous, TA=25C
2ch x 120W (Rated power)
TC =80C
TPCB=106C
At OTP shutdown @ 150 sec,
TA=25C
Physical Specifications
Dimensions
5.8”(L) x 5.2”(W)


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