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STUSB1600 数据表(PDF) 62 Page - STMicroelectronics |
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STUSB1600 数据表(HTML) 62 Page - STMicroelectronics |
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62 / 69 page ![]() Electrical characteristics STUSB1600 62/69 DocID028937 Rev 1 VTH1.6 Detection threshold 6 Max Rd detection by source at IP = IP-USB and IP = IP-1.5 1.50 1.60 1.65 V VTH2.6 Detection threshold 7 Max Rd detection by source at IP-3.0, max CC voltage for connected sink 2.45 2.60 2.75 V VCONN protection RVCONN VCONN path resistance IVCONN = 0.2 A, -40 °C < TA < 105 °C 0.25 0.5 0.975 Ω IOCP Overcurrent protection Programmable current limit threshold (from 100 mA to 600mA by step of 50 mA) 85 300 550 100 350 600 125 400 650 mA VOVP Output-over voltage protection 5.9 6 6.1 V VUVP Input undervoltage protection Low UVLO threshold High UVLO threshold (default) 2.6 4.6 2.7 4.8 V VBUS monitoring and driving VTHUSB VBUS presence threshold VSYS = 3.0 to 5.5 V 3.8 3.9 4.0 V VTH0V VBUS safe 0 V threshold (vSafe0V) VSYS = 3.0 to 5.5 V, threshold programmable from 0.6 V to 1.8 V, default VTHOV = 0.6 V 0.5 0.8 1.1 1.7 0.6 0.9 1.2 1.8 0.7 1.0 1.3 1.9 V V V V RDISUSB VBUS discharge resistor 600 700 800 Ω TDISUSB VBUS discharge time to 0V Coefficient TDISPARAM programmable by NVM, default TDISPARAM = 10, TDISUSB = 840 ms 70 * TDISPA RAM 84 * TDISPAR AM 100 * TDISPA RAM ms VMONUSBH VBUS monitoring high voltage limit in source power role VBUS = 5.0 V nominal voltage, threshold limit programmable by NVM from VBUS+5% to VBUS+20%, default VMONUSBH Source = VBUS+12% VBUS +12% V VBUS monitoring high voltage limit in sink power role VBUS = 5.0 V nominal voltage, threshold limit programmable by NVM from VBUS+5% to VBUS+20%, default VMONUSBH Sink = VBUS+12% VBUS +12% V Table 50. Electrical characteristics (continued) Symbol Parameter Conditions Min. Typ. Max. Unit |
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