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TS4994IQT Datasheet(PDF) 10 Page - Texas Instruments |
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TS4994IQT Datasheet(HTML) 10 Page - Texas Instruments |
10 / 35 page Electrical characteristics TS4994 10/35 Figure 9. Power dissipation vs. output power Figure 10. Power dissipation vs. output power 0.0 0.1 0.2 0.3 0.4 0.0 0.1 0.2 0.3 RL=8 Ω Vcc=3.3V F=1kHz THD+N<1% RL=16 Ω Output Power (W) 0.0 0.1 0.2 0.3 0.00 0.05 0.10 0.15 0.20 RL=8 Ω Vcc=2.6V F=1kHz THD+N<1% RL=16 Ω Output Power (W) Figure 11. Output power vs. power supply voltage Figure 12. Output power vs. power supply voltage 2.5 3.0 3.5 4.0 4.5 5.0 0.0 0.2 0.4 0.6 0.8 1.0 32 Ω 16 Ω Cb = 1 μF F = 1kHz BW < 125kHz Tamb = 25 °C 8 Ω Vcc (V) 2.5 3.0 3.5 4.0 4.5 5.0 0.00 0.25 0.50 0.75 1.00 1.25 1.50 8 Ω 16 Ω 32 Ω Cb = 1 μF F = 1kHz BW < 125kHz Tamb = 25 °C Vcc (V) Figure 13. Output power vs. load resistance Figure 14. Power derating curves 8 812 16 16 20 24 24 28 32 32 0.0 0.2 0.4 0.6 0.8 1.0 Vcc=4.5V Vcc=5V Vcc=2.5V Vcc=3V Vcc=4V Vcc=3.5V THD+N=1% Cb = 1 F F = 1kHz BW < 125kHz Tamb = 25 °C Load Resistance 0 25 50 75 100 125 0.0 0.5 1.0 1.5 AMR Value with 4 layers PCB Ambiant Temperature ( C) |
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