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LTC1871IMS-1-PBF Datasheet(PDF) 2 Page - Linear Technology |
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LTC1871IMS-1-PBF Datasheet(HTML) 2 Page - Linear Technology |
2 / 36 page LTC1871-1 2 18711fb PIN CONFIGURATION ABSOLUTE MAXIMUM RATINGS VIN Voltage ............................................... – 0.3V to 36V INTVCC Voltage............................................ –0.3V to 7V INTVCC Output Current.......................................... 50mA GATE Voltage ............................ –0.3V to VINTVCC + 0.3V ITH, FB Voltages ....................................... –0.3V to 2.7V RUN, MODE/SYNC Voltages ....................... –0.3V to 7V FREQ Voltage ............................................ –0.3V to 1.5V SENSE Pin Voltage.................................... –0.3V to 36V Operating Junction Temperature Range (Note 2) LTC1871E-1 ......................................... –40°C to 85°C LTC1871I-1 ........................................ –40°C to 125°C Junction Temperature (Note 3) ............................ 125°C Storage Temperature Range................... –65°C to 150°C Lead Temperature (Soldering, 10 sec) .................. 300°C (Note 1) 1 2 3 4 5 RUN ITH FB FREQ MODE/ SYNC 10 9 8 7 6 SENSE VIN INTVCC GATE GND TOP VIEW MS PACKAGE 10-LEAD PLASTIC MSOP TJMAX = 125°C, θJA = 120°C/W ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE LTC1871EMS-1#PBF LTC1871EMS-1#TRPBF LTCTV 10-Lead Plastic MSOP –40°C to 85°C LTC1871IMS-1#PBF LTC1871IMS-1#TRPBF LTCTV 10-Lead Plastic MSOP –40°C to 125°C LEAD BASED FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE LTC1871EMS-1 LTC1871EMS-1#TR LTCTV 10-Lead Plastic MSOP –40°C to 85°C LTC1871IMS-1 LTC1871IMS-1#TR LTCTV 10-Lead Plastic MSOP –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. 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/ SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Main Control Loop VIN(MIN) Minimum Input Voltage 2.5 V I-Grade (Note 2) ● 2.5 V IQ Input Voltage Supply Current (Note 4) Continuous Mode VMODE/SYNC = 5V, VFB = 1.4V, VITH = 0.75V 550 1000 μA VMODE/SYNC = 5V, VFB = 1.4V, VITH = 0.75V, I-Grade (Note 2) ● 550 1000 μA Burst Mode Operation, No Load VMODE/SYNC = 0V, VITH = 0V (Note 5) 250 500 μA VMODE/SYNC = 0V, VITH = 0V (Note 5), I-Grade (Note 2) ● 250 500 μA Shutdown Mode VRUN = 0V 10 20 μA VRUN = 0V, I-Grade (Note 2) ● 10 20 μA ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 5V, VRUN = 1.5V, RFREQ = 80k, VMODE/SYNC = 0V, unless otherwise specified. |
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