TS482_05 STMICROELECTRONICS [STMicroelectronics], TS482_05 Datasheet - Page 18

• Manufacturer Part Number: TS482_05
• Description: 100mW Stereo Headphone Amplifier
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Electrical Characteristics
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Figure 55. Signal to noise ratio vs. power
Figure 57. Signal to noise ratio vs. power
Figure 59. Equivalent input noise voltage vs.
110
108
106
104
102
100
120
115
110
105
100
98
96
94
92
90
95
90
25
20
15
10
2.0
5
0.02
2.0
Av = -1
THD+N < 0.2%
Tamb = 25 C
Av = -1
THD+N < 0.2%
Tamb = 25 C
RL=32
supply with unweighted filter (20Hz
to 20kHz)
supply with A weighted filter
frequency
2.5
2.5
RL=32
0.1
RL=16
3.0
3.0
RL=16
Power Supply (V)
Frequency (kHz)
Power Supply (V)
3.5
3.5
1
4.0
4.0
RL=8
RL=8
Vcc=5V
Rs=100
Tamb=25 C
4.5
4.5
10
5.0
5.0
Figure 56. Signal to noise ratio vs. power
Figure 58. Signal to noise ratio vs. power
Figure 60. Output voltage swing vs. power
110
108
106
104
102
100
120
115
110
105
100
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
98
96
94
92
90
95
90
2.0
2.0
2.0
Tamb=25 C
Av = -1
THD+N < 0.2%
Tamb = 25 C
Av = -1
THD+N < 0.2%
Tamb = 25 C
supply with unweighted filter (20Hz
to 20kHz)
supply with A weighted filter
supply
2.5
2.5
2.5
RL=8
RL=5k
Power Supply Voltage (V)
RL=5k
3.0
3.0
3.0
Power Supply (V)
Power Supply (V)
3.5
3.5
3.5
RL=16
4.0
4.0
4.0
RL=600
RL=600
4.5
4.5
4.5
RL=32
TS482
5.0
5.0
5.0