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TS4972 Fiches technique(PDF) 9 Page - STMicroelectronics |
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TS4972 Fiches technique(HTML) 9 Page - STMicroelectronics |
9 / 30 page Electrical Characteristics TS4972 9/30 Figure 19: Power Dissipation vs Pout Figure 20: Power Derating Curves Figure 21: THD + N vs Output Power 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.0 0.1 0.2 0.3 0.4 0.5 0.6 RL=4 Ω RL=8 Ω Vcc=3.3V F=1kHz THD+N<1% RL=16 Ω Output Power (W) 0 25 50 75 100 125 150 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 No Heat sink Heat sink surface = 125mm 2 (See demoboard) Ambiant Temperature ( C) 1E-3 0.01 0.1 1 0.01 0.1 1 10 RL = 4 Ω Vcc = 5V Gv = 2 Cb = Cin = 1 µF BW < 125kHz Tamb = 25 °C 20kHz 20Hz 1kHz Output Power (W) Figure 22: THD + N vs Output Power Figure 23: THD + N vs Output Power Figure 24: THD + N vs Output Power 1E-3 0.01 0.1 1 0.01 0.1 1 10 RL = 4 Ω, Vcc = 3.3V Gv = 2 Cb = Cin = 1 µF BW < 125kHz Tamb = 25 °C 20kHz 20Hz 1kHz Output Power (W) 1E-3 0.01 0.1 0.01 0.1 1 10 RL = 4 Ω, Vcc = 2.6V Gv = 2 Cb = Cin = 1 µF BW < 125kHz Tamb = 25 °C 20kHz 20Hz 1kHz Output Power (W) 1E-3 0.01 0.1 1 0.01 0.1 1 10 RL = 4 Ω, Vcc = 5V Gv = 10 Cb = Cin = 1 µF BW < 125kHz, Tamb = 25 °C 20kHz 20Hz 1kHz Output Power (W) |
Numéro de pièce similaire - TS4972_04 |
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Description similaire - TS4972_04 |
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