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P3586 Datasheet(PDF) 4 Page - Unisonic Technologies |
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P3586 Datasheet(HTML) 4 Page - Unisonic Technologies |
4 / 6 page ![]() P3586 LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 4 of 6 www.unisonic.com.tw QW-R103-050.A ABSOLUTE MAXIMUM RATING (Ta=25°C, unless otherwise specified ) PARAMETER SYMBOL RATINGS UNIT VCC Pin Voltage VCC -0.3 ~+23 V Feedback Pin Voltage VFB -0.3 ~ +6 V ON/OFF Pin Voltage VEN - 0.3 ~ VCC +0.3 V Switch Pin Voltage VSW - 0.3 ~ VCC+ 0.3 V Operating Supply Voltage VOP +3.6 ~ +20 V Power Dissipation PD Internally limited mW Operating Junction Temperature TJ -20 ~ +125 °C Storage Temperature TSTG -40 ~ +150 °C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT Junction to Ambient θJA 70 °С/W Junction to Case θJC 25 °С/W Notes: θJA is measured with the PCB copper area(need connect to SW pins) of approximately 1 in2(Multi-layer) ELECTRICAL CHARACTERISTICS (VIN = 12V, Ta= 25°C, unless otherwise specified.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Feedback Voltage VFB IOUT=0.1A 0.784 0.80 0.816 V Feedback Bias Current IFB(BIAS) IOUT=0.1A 0.1 0.5 μA Switch Current ISW Pear current, No outside circuit VFB=0.7V Force driver on 3.2 4.5 A Standby Current ISTN-BY VEN=0V No outside circuit VFB=0V Force driver on 10 μA Quiescent Current IQ VFB=1.2V Force driver off 3 5 mA Oscillation Frequency fOSC Measure waveform at SW Pin 1.0 1.2 1.4 MHz Frequency of Current Limit or Short Circuit Protect fOSC1 Measure waveform at SW Pin 70 90 120 KHz Line Regulation OUT OUT V V Δ VCC=5V-20V, IOUT=0.2A 1 2 % Load Regulation OUT OUT V V Δ IOUT=0.2A-3A 0.2 0.5 % ISH VEN=2.5V(ON) 30 μA EN Pin Input Current ISL VEN=0.3V(OFF) 0 1 μA VCC=5V,VFB=0V 110 150 mΩ Internal MOSFET RDS(ON) RDS(ON) VCC=12V,VFB=0V 70 100 mΩ VSH High(regulator ON) 2.0 V EN Pin Logic input threshold voltage VSL Low(regulator OFF) 0.8 V Thermal Shutdown Temp TSD 160 °C Efficiency EFFI. VIN = 12V, VOUT = 5V, IOUT = 3A 88 % Soft Start Time TSS 0.3 2 5 mS |
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