TS4990 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'TS4990' PDF : 33 Pages View PDF
Electrical characteristics
TS4990
Figure 38. Current consumption vs. standby Figure 39. Current consumption vs. standby
voltage @ VCC = 5V
voltage @ VCC = 2.6V
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0
Vcc = 5V
No load
Tamb=25°C
1
2
3
4
5
Standby Voltage (V)
4.0
Vcc = 2.6V
3.5 No load
Tamb=25°C
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.5
1.0
1.5
2.0
2.5
Standby Voltage (V)
Figure 40. THD + N vs. output power
10
RL = 4Ω
F = 20Hz
Av = 2
Cb = 1μF
BW < 125kHz
1 Tamb = 25°C
Vcc=2.2V
Vcc=2.6V
0.1
1E-3
Vcc=3.3V
Vcc=5V
0.01
0.1
1
Output Power (W)
Figure 41. Current consumption vs. standby
voltage @ VCC = 3.3V
4.0
Vcc = 3.3V
3.5 No load
Tamb=25°C
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
Standby Voltage (V)
Figure 42. Current consumption vs. standby Figure 43. THD + N vs. output power
voltage @ VCC = 2.2V
4.0
Vcc = 2.2V
3.5 No load
Tamb=25°C
3.0
2.5
2.0
1.5
1.0
0.5
0.0
0.0
0.5
1.0
1.5
2.0
Standby Voltage (V)
10
RL = 8Ω
F = 20Hz
Av = 2
Cb = 1μF
1 BW < 125kHz
Tamb = 25°C
0.1
Vcc=2.2V
Vcc=2.6V
0.01
1E-3
Vcc=3.3V Vcc=5V
0.01
0.1
1
Output Power (W)
14/32
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