TS2012FC 查看數據表（PDF） - STMicroelectronics
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TS2012FC Datasheet PDF : 31 Pages
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TS2012FC
Electrical characteristics
Figure 4. Current consumption vs. power
supply voltage
6
No load
Tamb = 25°C
5
Both channels active
4
One channel active
3
2
1
0
0
1
2
3
4
5
Power Supply Voltage (V)
Figure 5. Current consumption vs. standby
voltage (one channel)
3
Vcc=5V
2
Vcc=3.6V
One channel active
1
Vcc=2.5V
No load
Tamb = 25°C
0
0
1
2
3
4
5
Standby Voltage (V)
Figure 6. Efficiency vs. output power
(one channel)
Figure 7. Efficiency vs. output power
(one channel)
100
80
60
40
20
0
0.0
Efficiency
Power dissipation
0.4
0.8
1.2
1.6
Output Power (W)
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
Vcc = 5V
RL = 4Ω + 16μH 0.2
F = 1kHz
0.1
THD+N ≤ 10%
0.0
2.0
2.4
100
80
60
40
20
0
0.0
0.50
0.45
0.40
Efficiency
0.35
0.30
Power dissipation
0.25
0.20
Vcc = 3.6V
0.15
RL = 4Ω + 16μH 0.10
F = 1kHz
0.05
THD+N ≤ 10%
0.00
0.2 0.4 0.6 0.8 1.0 1.2 1.4
Output Power (W)
Figure 8. Efficiency vs. output power
(one channel)
Figure 9. Efficiency vs. output power
(one channel)
100
80
60
40
20
0
0.0
0.24
0.22
0.20
Efficiency
0.18
0.16
0.14
Power dissipation
0.12
0.10
0.08
Vcc = 2.5V
RL = 4Ω + 16μH
F = 1kHz
THD+N ≤ 10%
0.06
0.04
0.02
0.00
0.1
0.2
0.3
0.4
0.5
0.6
Output Power (W)
100
80
60
40
20
0
0.0
Efficiency
Power dissipation
0.2 0.4 0.6 0.8 1.0
Output Power (W)
0.30
0.28
0.26
0.24
0.22
0.20
0.18
0.16
0.14
0.12
0.10
Vcc = 5V
0.08
RL = 8Ω + 16μH 0.06
F = 1kHz
0.04
THD+N ≤ 10% 0.02
0.00
1.2 1.4 1.6
15/31
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