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FAC2786FE データシート(PDF) 4 Page - First Silicon Co., Ltd |
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FAC2786FE データシート(HTML) 4 Page - First Silicon Co., Ltd |
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4 / 13 page ![]() FAC2786FE 2015.01. 26 4/13 Revision No : 0 ESD (HBM) 2000 V MSL Level3 Junction to Ambient Resistance in Free Air θJA 50 ℃ /W Junction to Case Resistance in Free Air θJC 10 ℃ /W Recommended Operating Conditions Parameter Symbol Min. Max. Unit Input voltage VIN 4.5 30 V Output voltage Vout 0.925 28 V Converter output current Iout 0 3 A Operating junction temperature TJ -40 125 ℃ Operating ambient temperature TA -40 85 ℃ Electrical Characteristics VIN =12V, Vout=3.3V,VEN=3V,TA =+25℃, unless otherwise noted Parameter Symbol Condition Min Typ Max Units SUPPLY CURRENT VIN Supply Current IVIN VFB=1V, VEN=3V, SW=NC - 1.9 - mA VIN Shutdown Supply Current IVIN_SD VEN=0V - 0.3 - uA POWER-ON-RESET (POR) VIN POR Voltage Threshold VIN Rising 3.8 4.1 4.4 V VIN POR Hysteresis - 0.3 - V REFERENCE VOLTAGE Reference Voltage VREF Regulated on FB pin 0.9 0.92 0.946 V OSCILLATOR AND DUTY CYCLE Oscillator Frequency FOSC 300 340 380 kHz Foldback Frequency VFB=0V - 110 - kHz Maximum Converter’s Duty - 90 - % Minimum On Time - 220 - ns PFM MODE OPERATION PFM Mode Current Limit IPK_PFM - 0.8 - A PWM to PFM Inductor Peak Threshold IPK_TH - 0.6 - A POWER MOSFET High/low Side MOSFET On Resistance - 110 - mΩ High/Low Side MOSFET Leakage Current VEN=0V, VLX=0V - - 10 uA |
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