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NCP2821 Datasheet(PDF) 10 Page - ON Semiconductor

Part No. NCP2821
Description  2.65 W Filterless with Selectable Gain Class−D Audio Amplifier
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Maker  ONSEMI [ON Semiconductor]
Homepage  http://www.onsemi.com
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 10 page
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NCP2821
http://onsemi.com
10
TYPICAL CHARACTERISTICS
10
10
100
1000
100
1000
10000
FREQUENCY (Hz)
Vp = 5 V
RL = 8 W
No Weighting
With A Weighting
10
10
100
1000
100
1000
10000
FREQUENCY (Hz)
Vp = 3.6 V
RL = 8 W
No Weighting
With A Weighting
2.5
2.8
3.5
4.5
5.5
POWER SUPPLY (V)
RL = 8 W
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
2.5
900
3.5
4.5
5.5
POWER SUPPLY (V)
RL = 8 W
800
700
600
500
400
300
200
100
0
120
3.5
130
140
150
160
TEMPERATURE (
°C)
Thermal Shutdown
Vp = 3.6 V
RL = 8 W
3.0
2.5
2.0
1.5
1.0
0.5
0
10
−20
100
1000
10000
100000
FREQUENCY (Hz)
Vp = 3.6 V
RL = 8 W
−30
−40
−50
−60
−70
−80
Figure 27. PSRR vs. Frequency
Vp = 3.6 V, RL = 8 W, Vic = 200 mvpkpk
Figure 28. Thermal Shutdown vs. Temperature
Vp = 5 V, RL = 8 W,
Figure 29. Shutdown Current vs. Power Supply
RL = 8 W
Figure 30. Quiescent Current vs. Power Supply
RL = 8 W
Figure 31. Noise Floor, Inputs AC Grounded
with 1
mF Vp = 3.6 V
Figure 32. Noise Floor, Inputs AC Grounded
with 1
mF Vp = 5 V




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