LT1767/LT1767-1.8/ LT1767-2.5/LT1767-3.3/LT1767-5 absoluTe MaxiMuM raTings (Note 1) Input Voltage ... 25V SYNC Pin Current ... 1mA BOOST Pin Above SW ... 20V Operating Junction Temperature Range (Note 2) Max BOOST Pin Voltage ..35V LT1767E ... –40°C to 125°C SHDN Pin ... 25V Storage Temperature Range ... –65°C to 150°C FB Pin Voltage ... 6V Lead Temperature (Soldering, 10 sec) .. 300°C FB Pin Current ... 1mA pin conFiguraTion TOP VIEW TOP VIEW BOOST 1 8 SYNC BOOST 1 8 SYNC VIN 2 7 VC VIN 2 7 VC SW 3 6 FB SW 3 6 FB GND 4 5 SHDN GND 4 5 SHDN MS8 PACKAGE MS8E PACKAGE 8-LEAD PLASTIC MSOP 8-LEAD PLASTIC MSOP TJMAX = 125°C, θJA = 110°C/W TJMAX = 125°C, θJA = 40°C/W GROUND PIN CONNECTED TO LARGE COPPER AREA GROUND PIN CONNECTED TO LARGE COPPER AREA ON PCB orDer inForMaTion LEAD FREE FINISHTAPE AND REELPART MARKINGPACKAGE DESCRIPTIONTEMPERATURE RANGE LT1767EMS8#PBF LT1767EMS8#TRPBF LTLS 8-Lead Plastic MSOP –40°C to 125°C LT1767EMS8-1.8#PBF LT1767EMS8-1.8#TRPBF LTWG 8-Lead Plastic MSOP –40°C to 125°C LT1767EMS8-2.5#PBF LT1767EMS8-2.5#TRPBF LTWD 8-Lead Plastic MSOP –40°C to 125°C LT1767EMS8-3.3#PBF LT1767EMS8-3.3#TRPBF LTWE 8-Lead Plastic MSOP –40°C to 125°C LT1767EMS8-5#PBF LT1767EMS8-5#TRPBF LTWF 8-Lead Plastic MSOP –40°C to 125°C LT1767EMS8E#PBF LT1767EMS8E#TRPBF LTZG 8-Lead Plastic MSOP, Exposed Pad –40°C to 125°C LT1767EMS8E-1.8#PBF LT1767EMS8E-1.8#TRPBF LTZH 8-Lead Plastic MSOP, Exposed Pad –40°C to 125°C LT1767EMS8E-2.5#PBF LT1767EMS8E-2.5#TRPBF LTZJ 8-Lead Plastic MSOP, Exposed Pad –40°C to 125°C LT1767EMS8E-3.3#PBF LT1767EMS8E-3.3#TRPBF LTZK 8-Lead Plastic MSOP, Exposed Pad –40°C to 125°C LT1767EMS8E-5#PBF LT1767EMS8E-5#TRPBF LTZL 8-Lead Plastic MSOP, Exposed Pad –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on nonstandard 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/ 1767fb 2 For more information www.linear.com/LT1767 Document Outline Description Typical Application Absolute Maximum Ratings Electrical Characteristics Typical Application