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AX88172ATF датащи(PDF) 25 Page - ASIX Electronics Corporation |
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AX88172ATF датащи(HTML) 25 Page - ASIX Electronics Corporation |
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25 / 45 page ![]() ASIX ELECTRONICS CORPORATION 25 AX88772A/AX88172A Low-pin-count USB 2.0 to 10/100M Fast Ethernet Controller 9.1.6 DC Characteristics of Voltage Regulator Symbol Description Conditions Min Typ Max Unit VCC3R3 Power supply of on-chip voltage regulator. 3.0 3.3 3.6 V Tj Operating junction temperature. 0 25 125 ℃ Normal operation - - 240 mA Iload Driving current. Standby mode enabled - - 30 mA V18F Output voltage of on-chip voltage regulator. VCC3R3 = 3.3V 1.71 1.8 1.89 V Vdrop Dropout voltage. △ V18F = -1%, Iload = 10mA - 0.1 0.2 V △V18F (△VCC3R3 x V18F) Line regulation. VCC3R3 = 3.3V, Iload = 50mA - 0.2 0.4 %/V △V18F (△Iload x V18F) Load regulation. VCC3R3 = 3.3V, 1mA ≦ Iload ≦ 240mA - 0.02 0.05 %/mA △V18F △Tj Temperature coefficient. VCC3R3 = 3.3V,-40℃ ≦ Tj ≦ 125℃ - +/-0.2 +/-0.5 mV/ ℃ VCC3R3 = 3.3V - 70 100 μ A Iq_25℃ Quiescent current at 25 ℃. VCC3R3 = 3.3V - 100 125 μ A VCC3R3 = 3.3V - 85 115 μ A Iq_125℃ Quiescent current at 125 ℃. VCC3R3 = 3.3V - 125 170 μ A Cout Output external capacitor. 0.1 1 - μ F ESR Allowable effective series resistance of external capacitor. - 0.5 1 Ω |
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