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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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L4973D3 датащи(PDF) 10 Page - STMicroelectronics |
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L4973D3 датащи(HTML) 10 Page - STMicroelectronics |
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10 / 16 page  0 123 IO(A) 0 0.2 0.4 0.6 ∆V (V) D97IN643 Tj=0 °C Tj=125 °C Tj=25 °C Figure 16: Dropout Voltage Between pin 7,8 and 2,3 010 20 30 VO(V) 40 86 88 90 92 η (%) 94 96 98 D97IN641 200KHz 100KHz IO = 3A VCC = 50V Figure 17: Efficiency vs. Output Voltage (see fig.1) 0 101520 VO(V) 30 525 86 88 90 92 η (%) 94 96 98 D97IN642 200KHz 100KHz IO = 3A VCC = 35V Figure 18: Efficiency vs. Output Voltage (Diode STPS745D) 01 23 IO(A) 80 85 90 95 η (%) D97IN645 Vcc=12V Vcc=24V Vcc=48V VO = 5.1V fsw = 100KHz Figure 19: Efficiency vs. Output Current ( see fig.1c) 01 23 IO(A) 75 80 85 90 η (%) D97IN646 Vcc=12V Vcc=24V Vcc=48V VO = 5.1V fsw = 200KHz Figure 20: Efficiency vs. Output Current (see fig.1c) 01 23 IO(A) 75 80 85 90 η (%) D97IN644 Vcc=12V Vcc=24V Vcc=48V VO = 3.3V fsw = 100KHz Figure 21: Efficiency vs. Output Current (see fig.1d) L4973V3.3 - L4973V5.1 - L4973D3.3 - L4973D5.1 10/16 |
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