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US2651G-S08-R bảng dữ liệu(PDF) 4 Page - Unisonic Technologies |
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US2651G-S08-R bảng dữ liệu(HTML) 4 Page - Unisonic Technologies |
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4 / 6 page ![]() US2651 Preliminary CMOS IC UNISONICTECHNOLOGIESCO.,LTD 4 of 6 www.unisonic.com.tw QW-R502-B23.b ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL RATINGS UNIT Drain Voltage (Off State) BVDSS -0.3~BVdss V VDD Voltage -0.3~40 V VDD Zenzer Clamp Continuous Current IDD 10 mA COMP Voltage VCOMP -0.3~7 V CS Input Voltage VCS -0.3~7 V Operating Junction Temperature TJ -40~150 °C Storage Temperature TSTG -55~150 °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 CHARACTERISTICS PARAMETER SYMBOL RATINGS UNIT Junction to Ambient DIP-8 θJA 75 °C/W SOP-8 90 °C/W ELECTRICAL CHARACTERISTICS (TA=25°C, VDD=16V, if not otherwise noted) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT SUPPLY VOLTAGE (VDD) SECTION Standby Current IDD ST VDD= UVLO (OFF)-0.1V 35 μA Operation Current IDD OP Operation Supply Current CS=0V, VDD=18V 3.0 mA VDD Under Voltage Lockout Enter UVLO(ON) VDD Falling 7 8 9 V VDD Under Voltage Lockout Exit UVLO (OFF) VDD Rising 12 13 14 V Over Voltage Protection Threshold OVP Ramp VDD Until Gate Shut Down 24.5 25.5 26.5 V In Normal Regulation, VDD will be Regulated to 19.3V VDD Ramp VDD Until Comp Voltage Lower than 2.5V 18.5 19.3 20.5 V CURRENT SENSE INPUT SECTION LEB Time TLEB 300 ns Over Current Threshold VTH_OC 750 860 970 mV OCP Propagation Delay TD_OC 110 ns Input Impedance ZSENSE_IN 40 KΩ FREQUENCY SECTION IC Maximum Frequency Freq_MAX 40 50 60 KHz Frequency Shuffling Range △ f/Freq ±6 % ERROR AMPLIFIER SECTION DC Gain of EA Gain 60 dB Max. Cable Compensation Current I_COMP_MAX VDD=18V, COMP=0V 6 μA POWER MOSFET SECTION MOSFET Drain-Source Breakdown Voltage BVDSS 600 V On Resistance RDS(ON) Static, ID=0.45A 15 Ω |
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