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UCL2300 Datasheet(PDF) 4 Page - Unisonic Technologies |
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UCL2300 Datasheet(HTML) 4 Page - Unisonic Technologies |
4 / 5 page UCL2300 Preliminary LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 4 of 5 www.unisonic.com.tw QW-R125-034.a ELECTRICAL CHARACTERISTICS (Notes 1, 2) (Unless otherwise specified, VCC=14V and TA=25°C) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Startup Voltage VST Startup Voltage VST_ON 1mA, VCC=10V 16 17 18 V VST Hysteresis Voltage VST_HYS VCC=14V 2 V ST Startup Current IST_ON VCC=10V 20 35 μA ST Operating Current IST_OP VCC=14V 35 60 μA Supply Voltage Section VCC Startup Voltage VCC_ON VCC Rising 10 11 12 V VCC Undervoltage Protection Threshold VCC_UVLO VCC Falling 5.2 5.8 6.5 V VCC Hold Voltage VCC_HOLD VCC Falling 7 7.5 8 V VCC Turn Off Current ICC_UVLO VCC Rising, VCC=10V 40 70 μA VCC Quiescent Current IQ No Switch, VCC=14V 320 600 μA VCC Operating Current ICC FOP=60kHz 300 μA VCC Over Voltage Protection Threshold VCC_OVP 21 V FB Feedback FB Falling Edge Threshold Voltage VFB_FALL FB Falling 0.4 V FB Hysteresis Voltage VFB_HYS FB Rising 0.6 V FB Over Voltage Protection Threshold VFB_OVP 5.5 V Minimum Off Time TOFF_MIN 4.0 μs Maximum Off Time TOFF_MAX 90 μs Current Sense Section Leading Edge Blanking Time for Current Sense TLEB_CS 350 ns Switch off Delay Time TDELAY 180 ns Loop Compensation Internal Reference Voltage VREF 0.294 0.300 0.306 V COMP Low Clamp Voltage VCOMP_LO 1.5 V COMP Linear Operating Voltage Range VCOMP 1.5 3.5 V COMP Protection Threshold VCOMP_OVP 4.5 V Linear Voltage Sampling LN Linear Working Range VLN 0 2.5 V Driver Stage Internal Tube Driven MOS Resistance RDS_ON VCC=14V 1200 mΩ Notes: 1. Production testing of the chip is performed at 25°C. 2. The maximum and minimum parameters specified are guaranteed by test, the typical value are guaranteed by design, characterization and statistical analysis |
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