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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LT8335 датащи(PDF) 2 Page - Analog Devices |
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LT8335 датащи(HTML) 2 Page - Analog Devices |
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2 / 34 page  LT8357 2 Rev. 0 For more information www.analog.com PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS VIN, EN/UVLO............................................. –0.3V to 60V SENSE....................................................... –0.3V to 0.3V INTVCC......................................................... –0.3V to 6V SYNC/MODE, RT, SS, PGOOD, FB, VC.......... –0.3V to 6V GATEP, GATEN ................................................... (Note 2) Operating Junction Temperature Range (Notes 3, 4) LT8357E ............................................ –40°C to 125°C LT8357J............................................. –40°C to 150°C LT8357H............................................ –40°C to 150°C Storage Temperature Range MSOP ................................................ –65°C to 150°C (Note 1) 1 2 3 4 5 6 VC FB PGOOD SS RT SYNC/MODE 12 11 10 9 8 7 VIN EN/UVLO INTVCC GATEP GATEN SENSE TOP VIEW MSE PACKAGE 12-LEAD PLASTIC MSOP 13 θJA = 40°C/W, θJC = 10°C/W EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB ORDER INFORMATION ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS Supply VIN Operating Voltage Range l 3 60 V VIN Quiescent Current In Shutdown In Sleep Mode (Not Switching) In Active Mode (Not Switching) VEN/UVLO = 0.3V VFB = 1.05V, VSYNC/MODE = 0V VFB = 1.05V, VSYNC/MODE = Float 1.7 8 830 3 20 1200 µA µA µA Logic Input EN/UVLO Shutdown Threshold l 0.3 0.6 0.9 V EN/UVLO Enable Threshold Rising l 1.183 1.220 1.257 V EN/UVLO Enable Hysteresis 42 mV EN/UVLO Input Bias Current VEN/UVLO = 60V -50 50 nA The l denotes specifications which apply over the full operating junction temperature range, otherwise specifications are at TA = 25°C (Note 3). VIN = 12V, EN/UVLO = 1.5V, CINTVCC = 2.2µF to GND, unless otherwise noted. LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LT8357EMSE#PBF LT8357EMSE#TRPBF 8357 12-Lead Plastic MSOP –40°C to 125°C LT8357JMSE#PBF LT8357JMSE#TRPBF 8357 12-Lead Plastic MSOP –40°C to 150°C LT8357HMSE#PBF LT8357HMSE#TRPBF 8357 12-Lead Plastic MSOP –40°C to 150°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. |
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