LTC3864 absoluTe MaxiMuM raTings(Note 1) Operating Junction Temperature Range (Notes 2, 3, 4) Input Supply Voltage (VIN) ... –0.3V to 65V LTC3864E,I ... –40°C to 125°C VIN-VSENSE Voltage .. –0.3V to 6V LTC3864H .. –40°C to 150°C VIN-VCAP Voltage .. –0.3V to 10V LTC3864MP ... –55°C to 150°C RUN Voltage... –0.3V to 65V Storage Temperature Range .. –65°C to 150°C PGOOD, PLLIN/MODE Voltages ... –0.3V to 6V Lead Temperature (Soldering, 10 sec) SS, ITH, FREQ, VFB Voltages .. –0.3V to 5V MSOP Package ...300°C pin conFiguraTion TOP VIEW PLLIN/MODE 1 12 GATE TOP VIEW FREQ 2 11 VIN PLLIN/MODE 1 12 GATE FREQ 2 11 V SGND 3 10 IN 13 SENSE SGND 3 13 10 SENSE PGND SS 4 9 CAP SS 4 PGND 9 CAP V 5 FB 8 RUN VFB 5 8 RUN ITH 6 7 PGOOD ITH 6 7 PGOOD MSE PACKAGE 12-LEAD PLASTIC MSOP DE PACKAGE 12-LEAD (4mm × 3mm) PLASTIC DFN T JMAX = 150°C, θJA = 40°C/W, θJC = 10°C/W EXPOSED PAD (PIN 13) IS PGND, MUST BE SOLDERED TO PCB FOR OPTIMAL TJMAX = 150°C, θJA = 43°C/W, θJC = 5.5°C/W THERMAL PERFORMANCE EXPOSED PAD (PIN 13) IS PGND, MUST BE SOLDERED TO PCB FOR OPTIMAL THERMAL PERFORMANCE orDer inForMaTion LEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LTC3864EMSE#PBF LTC3864EMSE#TRPBF 3864 12-Lead Plastic MSOP –40°C to 125°C LTC3864IMSE#PBF LTC3864IMSE#TRPBF 3864 12-Lead Plastic MSOP –40°C to 125°C LTC3864HMSE#PBF LTC3864HMSE#TRPBF 3864 12-Lead Plastic MSOP –40°C to 150°C LTC3864MPMSE#PBF LTC3864MPMSE#TRPBF 3864 12-Lead Plastic MSOP –55°C to 150°C LTC3864EDE#PBF LTC3864EDE#TRPBF 3864 12-Lead (4mm × 3mm) Plastic DFN –40°C to 125°C LTC3864IDE#PBF LTC3864IDE#TRPBF 3864 12-Lead (4mm × 3mm) Plastic DFN –40°C to 125°C LTC3864HDE#PBF LTC3864HDE#TRPBF 3864 12-Lead (4mm × 3mm) Plastic DFN –40°C to 150°C LTC3864MPDE#PBF LTC3864MPDE#TRPBF 3864 12-Lead (4mm × 3mm) Plastic DFN –55°C to 150°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/ 3864fa 2 For more information www.linear.com/LTC3864 Document Outline Features Description Applications Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts