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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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UCS1002-2 датащи(PDF) 19 Page - Microchip Technology |
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UCS1002-2 датащи(HTML) 19 Page - Microchip Technology |
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19 / 114 page  Programmable USB Port Power Controller with Charger Emulation Datasheet SMSC UCS1002 19 Revision 1.4 (07-16-13) DATASHEET Port Power Switch Port Power Switch - DC Parameter Over-voltage Lockout VS_OV 6V On Resistance RON_PSW 55 65 m Ω 4.75 V < VS < 5.25 V VS Leakage Current ILEAK_VS 2.2 5 µA Sleep state into VS pin Back-voltage Protection Threshold VBV_TH 150 mV VBUS > VS VS > VS_UVLO Back-drive Current IBD_1 0 3 µA VDD < VDD_TH, Any powered power pin to any unpowered power pin. Current out of unpowered pin. IBD_2 0 2 µA VDD > VDD_TH, Any powered power pin to any unpowered power pin, except for VDD to VBUS in Detect power state and VS to VBUS in Active power state. Current out of unpowered pin. Selectable Current Limits ILIM1 480 500 mA ILIM Resistor =0or 47 k Ω (500 mA setting) ILIM2 850 900 mA ILIM Resistor = 10k Ωor56 kΩ (900 mA setting) ILIM3 950 1000 mA ILIM Resistor = 12k Ωor68 kΩ (1000 mA setting) ILIM4 1130 1200 mA ILIM Resistor = 15k Ωor82 kΩ (1200 mA setting) ILIM5 1400 1500 mA ILIM Resistor = 18k Ωor100 kΩ (1500 mA setting) ILIM6 1720 1800 mA ILIM Resistor = 22k Ωor120 kΩ (1800 mA setting) ILIM7 1910 2000 mA ILIM Resistor = 27k Ωor150 kΩ (2000 mA setting) ILIM8 2370 2500 mA ILIM Resistor = 33k Ωor VDD (2500 mA setting) Pin Wake Time tPIN_WAKE 3ms SMBus Wake Time tSMB_WAKE 4ms Idle Sleep Time tIDLE_SLEEP 200 ms Table 3.3 Electrical Specifications (continued) VDD = 4.5 V to 5.5 V, VS = 2.9 V to 5.5 V, VPULLUP = 3V to 5.5V, TA = -40 °C to 85 °C all Typical values at VDD = VS = 5 V, TA = 27 °C unless otherwise noted. CHARACTERISTIC SYMBOL MIN TYP MAX UNIT CONDITIONS |
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