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LT3485EDD-2 Datasheet(PDF) 2 Page - Linear Technology |
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LT3485EDD-2 Datasheet(HTML) 2 Page - Linear Technology |
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2 / 20 page  LT3485-0/LT3485-1/ LT3485-2/LT3485-3 2 34850123fb VIN Voltage .............................................................. 10V VBAT Voltage ............................................................ 10V SW Voltage ................................................... –1V to 50V SW Pin Negative Current ...................................... –0.5A CHARGE Voltage ...................................................... 10V IGBTIN Voltage ........................................................ 10V IGBTOUT Voltage ..................................................... 10V DONE Voltage .......................................................... 10V IGBTPWR Voltage .................................................... 10V VMONT Voltage ......................................................... 10V Current into DONE Pin ............................... 0.2mA/–1mA Maximum Junction Temperature .......................... 125 °C Operating Temperature Range (Note 2) ... –40 °C to 85°C Storage Temperature Range .................. –65 °C to 125°C ABSOLUTE AXI U RATI GS (Note 1) PARAMETER CONDITIONS MIN TYP MAX UNITS Quiescent Current Not Switching 5 8 mA VCHARGE = 0V 0 1 µA VIN Voltage Range ● 2.5 10 V VBAT Voltage Range ● 1.7 10 V Switch Current Limit LT3485-3 1.6 1.7 1.8 A LT3485-0 1.1 1.2 1.3 A LT3485-2 0.75 0.85 0.95 A LT3485-1 0.45 0.55 0.65 A Switch VCESAT LT3485-3, ISW = 1.5A 310 400 mV LT3485-0, ISW = 1A 210 300 mV LT3485-2, ISW = 700mA 170 225 mV LT3485-1, ISW = 400mA 100 175 mV VOUT Comparator Trip Voltage Measured as VSW – VIN ● 31 31.5 32 V VOUT Comparator Overdrive 300ns Pulse Width 200 400 mV DCM Comparator Trip Voltage Measured as VSW – VIN ● 10 45 120 mV CHARGE Pin Current VCHARGE = 3V 65 100 µA VCHARGE = 0V 0 0.1 µA ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = VBAT = VCHARGE = 3V, unless otherwise noted. PACKAGE/ORDER I FOR ATIO Consult LTC Marketing for parts specified with wider operating temperature ranges. ORDER PART NUMBER LT3485EDD-0 LT3485EDD-1 LT3485EDD-2 LT3485EDD-3 TJMAX = 125°C θJA = 43°C/W EXPOSED PAD (11) IS GND, MUST BE SOLDERED TO PCB TOP VIEW 11 DD PACKAGE 10-LEAD (3mm ´ 3mm) PLASTIC DFN 10 9 6 7 8 4 5 3 2 1 VMONT DONE IGBTPWR IGBTIN IGBTOUT CHARGE VBAT VIN SW SW DD PART MARKING LBRH LBVN LBVP LBTK Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ |
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