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NCP1852AFCCT1G Datasheet(PDF) 8 Page - ON Semiconductor |
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NCP1852AFCCT1G Datasheet(HTML) 8 Page - ON Semiconductor |
8 / 31 page NCP1852, NCP1852A http://onsemi.com 8 Table 4. ELECTRICAL CHARACTERISTICS Min & Max Limits apply for TA between −40°C to +85°C and TJ up to + 125°C for VIN between 3.6 V to 7 V (Unless otherwise noted). Typical values are referenced to TA = + 25°C and VIN = 5 V (Unless otherwise noted). Symbol Unit Max Typ Min Conditions Parameter TIMING TCHG1 Charge timer Safe−charge or pre−charge or weak−safe or weak−charge state. 3 h TCHG2 Full−charge state 2 h TWU Wake−up timer 64 s TST Charger state timer Minimum transition time from states to states. From Weak Charge to Full Charge State 32 s All others state 16 ms TVRCHR Deglitch time for end of charge voltage detection VBAT rising 15 ms VBAT falling 127 ms TINDET Deglitch time for input voltage detection VIN rising 15 ms TDGS1 Deglitch time for signal crossing IEOC, VPRE, VSAFE, VCHGDET, VINEXT thresholds. Rising and falling edge 15 ms TDGS2 Deglitch time for signal crossing VFET, VBUSUV, VBUSOV thresholds. Rising and falling edge 1 ms BOOST CONVERTER AND OTG MODE VIBSTL Boost minimum input operating range Boost start−up 3.1 3.2 3.3 V Boost running 2.9 3 3.1 V VIBSTH Boost maximum input operating range 4.4 4.5 4.6 V VOBST Boost Output Voltage DC value measured on CAP pin, no load 5.00 5.1 5.15 V VOBSTAC Boost Output Voltage accuracy Measured on CAP pin Including line and load regulation −3 3 % IBSTMX Output current capability 500 mA FSWBST Switching Frequency 1.5 MHz Switching Frequency Accuracy −10 10 % IBPKM Maximum peak inductor current 2 A VOBSTOL Boost overload Boost running, voltage on IN pin 4.3 4.4 4.5 V TOBSTOL Maximum capacitance on IN pin during start−up 10 mF ROBSTOL Minimum load resistance on IN pin during start−up NCP1852 170 W NCP1852A 50 VOBSTOV Overvoltage protection VIN rising 5.55 5.65 5.75 V Hysteresis 25 75 125 mV |
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