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TS2007FC 数据表(PDF) 14 Page - STMicroelectronics |
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TS2007FC 数据表(HTML) 14 Page - STMicroelectronics |
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14 / 28 page ![]() Electrical characteristics TS2007FC 14/28 Figure 10. Efficiency vs. output power Figure 11. Efficiency vs. output power 0.0 0.2 0.4 0.6 0.8 1.0 0 20 40 60 80 100 0.00 0.01 0.02 0.03 0.04 0.05 0.06 0.07 0.08 0.09 Vcc = 3.6V F = 1kHz RL = 8 Ω + ≥ 15μH THD+N ≤ 10% BW ≤ 30kHz T AMB = 25 °C Power Dissipation Efficiency Output Power (W) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 0 20 40 60 80 100 0.00 0.02 0.04 0.06 0.08 0.10 0.12 0.14 0.16 0.18 0.20 Vcc = 2.7V F = 1kHz RL = 4 Ω + ≥ 15μH THD+N ≤ 10% BW ≤ 30kHz T AMB = 25 °C Power Dissipation Efficiency Output Power (W) Figure 12. Efficiency vs. output power Figure 13. Output power vs. power supply voltage 0.00.1 0.20.3 0.40.5 0 20 40 60 80 100 0.000 0.005 0.010 0.015 0.020 0.025 0.030 0.035 0.040 0.045 0.050 Vcc = 2.7V F = 1kHz RL = 8 Ω + ≥ 15μH THD+N ≤ 10% BW ≤ 30kHz T AMB = 25 °C Power Dissipation Efficiency Output Power (W) 2.5 3.0 3.5 4.0 4.5 5.0 5.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 RL=8 Ω +≥15μH RL=4 Ω +≥15μH F = 1kHz BW < 30kHz T AMB = 25 °C Power supply voltage (V) Figure 14. Output power vs. power supply voltage Figure 15. THD+N vs. output power 2.53.0 3.54.0 4.55.0 5.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 RL=8 Ω +≥15μH RL=4 Ω +≥15μH F = 1kHz BW < 30kHz T AMB = 25 °C Power supply voltage (V) 0.01 0.1 1 0.01 0.1 1 10 Vcc=4.2V Vcc=3V Vcc=2.7V Vcc=3.6V RL = 4 Ω + 15μH F = 100Hz G = +6dB BW < 30kHz T AMB = 25 °C Output power (W) Vcc=5V |
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