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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LT3744 датащи(PDF) 2 Page - Linear Technology |
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LT3744 датащи(HTML) 2 Page - Linear Technology |
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2 / 32 page  LT3744 2 3744f For more information www.linear.com/LT3744 pin conFiguraTion absoluTe MaxiMuM raTings Relative to VEE (Tested with VEE = 0V and SGND = 20V): VIN ........................................................................36V EN/UVLO ..............................................................36V CTRL1, CTRL2, CTRL3..........................................23V CTRLT...................................................................23V ISP, ISN.................................................................36V LED_ISP, LED_ISN..................................................3V VC1, VC2, VC3...........................................................3V VFNEG.........................................................–15V to 3V BOOST..................................................................41V FAULT....................................................................23V PWM1, PWM2, PWM3, SYNC ..............................25V FB ...........................................................................3V SW........................................................................36V INTVCC, RT, BG, TG, PWM_OUT1, PWM_OUT2, PWM_OUT3, VREF, SS......................................Note 4 (Note 1) 11 12 13 14 TOP VIEW 37 VEE UHE PACKAGE 36-LEAD (5mm × 6mm) PLASTIC QFN 15 16 17 18 36 35 34 33 32 31 30 29 21 22 23 24 25 26 27 28 8 7 6 5 4 3 2 1 EN/UVLO CTRL1 VREF CTRL2 CTRL3 CTRLT PWM1 PWM2 PWM3 SYNC VEE PWM_OUT1 VEE PWM_OUT2 VFNEG PWM_OUT3 ISP ISN VC1 VC2 20 19 9 10 θJA = 34°C/W, θJC = 3°C/W EXPOSED PAD (PIN 37) IS VEE, MUST BE SOLDERED TO PCB RelativetoSGND(TestedwithVEE=0VandSGND=0V): VIN ........................................................................36V EN/UVLO ..............................................................36V CTRL1,CTRL2,CTRL3 ............................................3V CTRLT ....................................................................3V ISP,ISN .................................................................36V LED_ISP,LED_ISN ..................................................3V VC1,VC2,VC3 ...........................................................3V VFNEG..........................................................–15Vto3V BOOST..................................................................41V FAULT......................................................................3V PWM1,PWM2,PWM3,SYNC..................................5V FB ...........................................................................3V SS ..........................................................................3V SW........................................................................36V StorageTemperatureRange ................ –65°Cto150°C |
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