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UC1100 Scheda tecnica(PDF) 3 Page - Unisonic Technologies |
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UC1100 Scheda tecnica(HTML) 3 Page - Unisonic Technologies |
3 / 6 page UC1100 Preliminary CMOS IC UNISONICTECHNOLOGIESCO.,LTD 3 of 6 www.unisonic.com.tw QW-R129-007.a ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC -0.3~36 V Voltage at CS, OUT to GND -0.3~7 V FB Input -40~10 V Output Current at OUT Internally limited A ESD (Machine Model) 200 V ESD (Human Body Model) 1 000 V Operating Junction Temperature TOPR 150 °C Storage Temperature TSTG -65~150 °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 RESISTANCES CHARACTERISTICS PARAMETER SYMBOL RATINGS UNIT Junction to Ambient θJA 250 °C/W ELECTRICAL CHARACTERISTICS (VCC=15V, TA=25°C, unless otherwise specified.) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT UVLO SECTION Start-Up Threshold VTH (ST) 16 18.5 21 V Minimal Operating Voltage VOPR(min) 7.2 9 10.2 V STANDBY CURRENT SECTION Start-Up Current IST VCC=VTH (ST)-0.5V, Before Start-Up 3 µA Operating Current ICC(OPR) Static 350 400 µA DRIVE OUTPUT SECTION Sink 50 mA OUT Maximum Current Source IOUT 40 60 80 mA CURRENT SENSE SECTION Current Sense Threshold VCS 455 510 545 mV Equivalent Current Sense Voltage Accuracy eq , V eq , V ∆ CS CS Note 1 3 % Pre-Current Sense VCS(PRE) 365 410 455 mV Leading Edge Blanking 500 ns FEEDBACK INPUT SECTION Feedback Pin Input Leakage Current IFB VFB=4V 2.0 2.5 3.1 µA Feedback Threshold VFB 3.59 3.83 4.07 V Note: The output current is given by S P CS CS OUT N N × R eq , V = I |
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