поискавой системы для электроныых деталей |
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UC3550L-33-AF5-R датащи(PDF) 5 Page - Unisonic Technologies |
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UC3550L-33-AF5-R датащи(HTML) 5 Page - Unisonic Technologies |
5 / 10 page UC3550 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 5 of 10 www.unisonic.com.tw QW-R502-082,A ELECTRICAL CHARACTERISTICS (Cont.) UC3550-5.0V PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT OSCILLATOR Frequency fOSC VOUT=VSET×0.96 240 300 360 kHz Frequency Temperature Coefficient f △ Ta=-40℃ ~ 85℃ 0.1 %/℃ Maximum PWM Duty Cycle DMAX VOUT=VSET×0.96 70 80 90 % Minimum Start-up Voltage VSTART1 IOUT=0mA 800 900 mV Minimum Start-up Voltage VSTART2 IOUT=1mA 900 1 V Minimum Start-up Voltage Temperature Coefficient V △ START Ta=-40℃ ~ 85℃ -1.6 mV/℃ Minimum Operation Hold Voltage VOPR IOUT=0mA 600 700 mV Soft-Start Time tSS VOUT=VSET 60 200 ms CE (PIN 1) VCEH 900 mV CE Input Voltage : High State, Device Enabled Low State, Device Disabled VCEL VOUT=VSET×0.96 680 mV ICEH VOUT=VCE=5.0V -0.5 0 0.5 µA CE Input Current : High State, Device Enabled Low State, Device Disabled ICEL VOUT=5.0V, VCE=0V 0 0.15 0.5 µA EXT (PIN 5) EXT “H” REXTH VEXT=VOUT-0.4V 6 10 Ω ON Resistance EXT “L” REXTL VEXT=0.4V 6 10 Ω TOTAL DEVICE Output Voltage VOUT 4.875 5 5.125 V Output Voltage temperature coefficient V △ OUT Ta=-40 ~ 85℃ 150 ppm/℃ Operating Current IDD VOUT=VCE=VSET×0.96 136 220 µA Stand-by Current ISTN-BY VOUT=VCE=VSET+0.5V 15 38 µA Off-State Current IOFF VOUT=5.0V, VCE=0V, Ta=-40 ~ +85℃ 0.6 1.5 µA Efficiency η IOUT = 200mA, VIN = 2.0V 80 88 % |
Аналогичный номер детали - UC3550L-33-AF5-R |
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Аналогичное описание - UC3550L-33-AF5-R |
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