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LC5203D Arkusz danych(PDF) 3 Page - Sanken electric |
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LC5203D Arkusz danych(HTML) 3 Page - Sanken electric |
3 / 8 page LED Lighting IC LC5203D SANKEN ELECTRIC CO.,LTD. 3/8 13 October 2011 4 Electrical Characteristic (Ta=25°C, VBB=140V, Unless Otherwise Noted.) Parameter Terminal Symbol Ratings Units Remarks M IN T YP M AX Main Power Supply Current 6−8 IBB ― 2 ― mA At enable 6−8 IBBs ― 0.8 1.2 mA At disable Drain-Source Breakdown Voltage 5−4 VDS(BR) 250 ― ― V ID=1mA Output MOS-FET On Resistance 5−4 RDS(on) ― 0.7 1.3 Ω ID=1.0A Body Diode Forward Voltage 4−5 VF ― 0.75 1.2 V IF=1.0A Reg Output Voltage 1−8 VReg 11.5 12 12.5 V IReg=0.1mA Reg Maximum Output Current 1−8 IReg ― ― 2 mA Maximum PWM Frequency 2−8 fclk 200 ※4 ― ― kHz duty=50% Ref Input Voltage Range 3−8 VRef 0 ― 1 V Ref Input Current 3−8 IRef ― ±10 ― µA Sense Input Voltage 4−8 VSen VRef−30 VRef VRef+30 mV Sense Input Current 4−8 ISen ― ±10 ― µA Over Current Protect Voltage 4−8 VOCP ― 3 ― V UnderVoltageLockOutThreshold(TurnOn) 6−8 VUVLOon ― 14 ― V UnderVoltageLockOutThreshold(TurnOff) 6−8 VUVLOoff ― 13 ― V Thermal Shutdown Threshold ― TTSD ― 150 ― °C Temperature of Control IC Thermal Shutdown Hysteresis ― TTSDhys ― 55 ― °C Blanking Time ― tBLK ― 400 ― ns Switching Time 5−4 tr ― 20 ― ns Io=0.4A 5−4 tf ― 50 ― ns Io=0.4A ※4 Operation at a PWM frequency greater than 200kHz is possible but not warranted. |
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