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LTC3890EUHPBF Datasheet(PDF) 2 Page - Linear Technology |
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LTC3890EUHPBF Datasheet(HTML) 2 Page - Linear Technology |
2 / 36 page LTC3890 2 3890f PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS (Note 1) 32 31 30 29 28 27 26 25 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 8 7 6 5 4 3 2 1 TOP VIEW SENSE1– FREQ PHASMD CLKOUT PLLIN/MODE SGND RUN1 RUN2 BOOST1 BG1 VIN PGND EXTVCC INTVCC BG2 BOOST2 UH PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN 33 SGND TJMAX = 125°C, θJA = 34°C/W EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE LTC3890EUH#PBF LTC3890EUH#TRPBF 3890 32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°C LTC3890IUH#PBF LTC3890IUH#TRPBF 3890 32-Lead (5mm × 5mm) Plastic QFN –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ Input Supply Voltage (VIN)......................... –0.3V to 65V Topside Driver Voltages BOOST1, BOOST2 ................................ –0.3V to 71V Switch Voltage (SW1, SW2) ........................ –5V to 65V (BOOST1-SW1), (BOOST2-SW2) ................ –0.3V to 6V RUN1, RUN2 ............................................... –0.3V to 8V Maximum Current Sourced into Pin from Source > 8V .....................................................100μA SENSE1+, SENSE2+, SENSE1– SENSE2– Voltages...................................... –0.3V to 28V PLLIN/MODE, FREQ Voltages .............. –0.3V to INTVCC ILIM, PHASMD Voltages ....................... –0.3V to INTVCC EXTVCC ...................................................... –0.3V to 14V ITH1, ITH2, VFB1, VFB2 Voltages................... –0.3V to 6V PGOOD1, PGOOD2 Voltages ....................... –0.3V to 6V TRACK/SS1, TRACK/SS2 Voltages .............. –0.3V to 6V Operating Junction Temperature Range (Note 2) ................................................. –40°C to 125°C Maximum Junction Temperature (Note 3) ............ 125°C Storage Temperature Range................... –65°C to 150°C ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS VIN Input Supply Operating Voltage Range 4 60 V VFB1,2 Regulated Feedback Voltage (Note 4) ITH1,2 Voltage = 1.2V –40°C to 125°C –40°C to 85°C l 0.788 0.792 0.800 0.800 0.812 0.808 V V V IFB1,2 Feedback Current (Note 4) ±5 ±50 nA VREFLNREG Reference Voltage Line Regulation (Note 4) VIN = 4.5V to 60V 0.002 0.02 %/V The l denotes the specifications which apply over the full operating junction temperature range, otherwise specifications are at TJ = 25°C. VIN = 12V, VRUN1,2 = 5V, EXTVCC = 0V unless otherwise noted. |
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