Typical Performance
±Vcc=±50V, RL = 4Ω unless otherwise noted.
International Rectifier
A-A FREQUENCY RESPONSE
02/25/04 10:06:24
International Rectifier
A-A CROSSTALK or
02/25/04 17:05:17
SEPARATION vs FREQUENCY
+2
+0
+0
-20
-40
-2
d
-60
B
-4
V
d
B
-80
-100
-120
-6
-8
-10
-140
20
50
100
200
500
1k
2k
5k
10k
20k
50k
200k
Hz
20
50
100
200
500
1k
2k
5k
10k
20k
Hz
Sweep Trace Color
Line Style Thick Data
Axis Comment
Left 4 ohm
Sweep Trace Color Line Style Thick Data
Axis Comment
1
1
2
2
1
2
1
2
Blue
Cyan
Red
Solid
Solid
Solid
1
1
1
1
Anlr.Ampl!Normalize
Anlr.Level B!Normalize Left
1
1
1
2
Blue
Solid
1
1
Anlr.Crosstalk Left 4 ohm
Anlr.Crosstalk Left 4 ohm
Anlr.Ampl!Normalize
Anlr.Level B!Normalize Left
Left 8 ohm
Cyan Solid
Green Solid
A-AFREQ RESP.at2
A-A XTALK VS FREQ.at2
Fig.6 Frequency characteristics
Frequency
Fig.7 Channel Separation v.s.
International Rectifier
A-A THD+N vs FREQUENCY
02/25/04 11:17:24
International4RΩectLifieoradinAg-,A±TVHcDc+N=vs±F5R0EVQ,UE1NWCY/ 50W / 100W
4Ω Loading, ±Vcc = ±25V, ±30V, ±40V,0±2/5270/0V4,1±86:309:V45
100
1
0.5
T
0.2
0.1
0.05
10
1
0.02
0.01
0.005
%
%
0.1
0.01
0.002
0.001
0.0005
0.001
0.0002
0.0001
100m 200m
500m
1
2
5
10
20
50
100
200
600
W
20
50
100
200
500
1k
2k
5k
10k
20k
Hz
Sweep Trace Color
Line Style Thick Data
Axis Comment
1
2
3
4
5
1
1
1
1
1
Yellow
Red
Solid
Solid
2
2
2
2
2
Anlr.THD+N Ratio Left 30v
Anlr.THD+N Ratio Left 25v
Anlr.THD+N Ratio Left 40v
Anlr.THD+N Ratio Left 50v
Anlr.THD+N Ratio Left 60v
Sweep Trace Color
Line Style Thick Data
Axis Comment
Magenta Solid
1
2
3
1
1
1
Blue
Red
Magenta Solid
Solid
Solid
1
1
1
Anlr.THD+N Ratio Left rev.3.3, 1W, 4 ohm
Anlr.THD+N Ratio Left 50W
Anlr.THD+N Ratio Left 100w
Blue
Cyan
Solid
Solid
A-A THD+N VS power.at2
A-A THD+N VS FREQ.at2
Fig.8 THD+N v.s. Output Power
Fig.9 THD+N v.s. Frequency (4Ω)
International Rectifier A-A FFT SPECTRUM ANALYSIS 02/25/04 18:11:00
International Rectifier A-A FFT SPECTRUM ANALYSIS 02/25/04 18:08:39
+0
+0
-20
-20
-40
-40
d
B
r
d
B
r
-60
-80
-60
-80
A
A
-100
-120
-100
-120
-140
-140
10
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
10
20
50
100
200
500
Hz
1k
2k
5k
10k
20k
Sweep Trace Color Line Style Thick Data
Blue Solid Fft.Ch.1 Ampl Left 1V, 4 ohm, referenced to 30v
A-A FFT.at2
Axis Comment
Sweep Trace Color Line Style Thick Data
Blue Solid Fft.Ch.1 Ampl Left 4 ohm, referenced to 30V
A-A FFT.at2
Axis Comment
1
1
1
1
1
1
Fig.10 Spectrum
(1kHz, 1V, 4Ω, fSW=400KHz)
Fig.11 Residual Noise Spectrum
(no signal, 4Ω, fSW=400KHz)
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