LT3085 ABSOLUTE MAXIMUM RATINGS (Note 1) All Voltages Relative to VOUT VCONTROL Pin Voltage ... 40V, –0.3V Operating Junction Temperature Range (Notes 2, 10) IN Pin Voltage .. 40V, –0.3V E, I Grade ... –40°C to 125°C SET Pin Current (Note 7) .. ±15mA MP Grade ... –55°C to 125°C SET Pin Voltage (Relative to OUT) ..±10V Storage Temperature Range ... –65°C to 150°C Output Short-Circuit Duration .. Indefi nite Lead Temperature (Soldering, 10 sec) MS8E Package Only .. 300°C PIN CONFIGURATION TOP VIEW TOP VIEW OUT 1 6 IN OUT 1 8 IN OUT 2 7 IN OUT 2 7 5 IN 9 OUT 3 6 NC SET 3 4 V SET 4 5 V CONTROL CONTROL MS8E PACKAGE 8-LEAD PLASTIC MSOP DCB PACKAGE 6-LEAD (2mm s 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 60°C/W, θJC = 10°C/W EXPOSED PAD (PIN 9) IS OUT, MUST BE SOLDERED TO V T OUT ON PCB JMAX = 125°C, θJA = 73°C/W, θJC = 10.6°C/W SEE THE APPLICATIONS INFORMATION SECTION EXPOSED PAD (PIN 7) IS OUT, MUST BE SOLDERED TO VOUT ON PCB SEE THE APPLICATIONS INFORMATION SECTION ORDER INFORMATIONLEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LT3085EDCB#PBF LT3085EDCB#TRPBF LDQQ 6-Lead (2mm × 3mm) Plastic DFN –40°C to 125°C LT3085EMS8E#PBF LT3085EMS8E#TRPBF LTDQP 8-Lead Plastic MSOP –40°C to 125°C LT3085IDCB#PBF LT3085IDCB#TRPBF LDQQ 6-Lead (2mm × 3mm) Plastic DFN –40°C to 125°C LT3085IMS8E#PBF LT3085IMS8E#TRPBF LTDQP 8-Lead Plastic MSOP –40°C to 125°C LT3085MPMS8E#PBF LT3085MPMS8E#TRPBF LTDWQ 8-Lead Plastic MSOP –55°C to 125°C LEAD BASED FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LT3085EDCB LT3085EDCB#TR LDQQ 6-Lead (2mm × 3mm) Plastic DFN –40°C to 125°C LT3085EMS8E LT3085EMS8E#TR LTDQP 8-Lead Plastic MSOP –40°C to 125°C LT3085IDCB LT3085IDCB#TR LDQQ 6-Lead (2mm × 3mm) Plastic DFN –40°C to 125°C LT3085IMS8E LT3085IMS8E#TR LTDQP 8-Lead Plastic MSOP –40°C to 125°C LT3085MPMS8E LT3085MPMS8E#TR LTDWQ 8-Lead Plastic MSOP –55°C to 125°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3085fb 2 Document Outline FEATURES DESCRIPTION APPLICATIONS TYPICAL APPLICATION ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION ORDER INFORMATION ELECTRICAL CHARACTERISTICS TYPICAL PERFORMANCE CHARACTERISTICS PIN FUNCTIONS BLOCK DIAGRAM APPLICATIONS INFORMATION TYPICAL APPLICATIONS PACKAGE DESCRIPTION REVISION HISTORY TYPICAL APPLICATION RELATED PARTS