LT3040 ABSOLUTE MAXIMUM RATINGS (Note 1) V+ Pin Voltage ... ±22V OUT-to-VFB Differential (Note 14) ... ±1.2V EN/UV Pin Voltage .. ±22V V+-to-OUT Differential ... ±22V V+-to-EN/UV Differential Voltage ... ±22V V+-to-VFB Differential .. ±22V FAULT Pin Voltage (Note 10) ..–0.3V, 22V FS Pin Voltage (Note 10) .. –0.3V, 16V ILIM Pin Voltage (Note 10) ... –0.3V, 1V Output Short-Circuit Duration .. Indefinite VIN Pin Voltage (Note 10) ... –0.3V, 16V Operating Junction Temperature Range (Note 9) VIN Pin Current (Note 7) .. ±20mA E-Grade, I-Grade .. –40°C to 125°C VFB Pin Voltage (Note 10) .. –0.3V, 16V Storage Temperature Range .. –65°C to 150°C VFB Pin Current (Note 7) ... ±20mA Lead Temperature (Soldering, 10 sec) OUT Pin Voltage (Note 10) ... –0.3V, 16V MSE Package .. 300°C PIN CONFIGURATION TOP VIEW TOP VIEW V+ 1 10 OUT V+ 1 12 OUT V+ 2 9 V V+ 2 11 OUT FB V+ 3 10 V EN/UV 3 8 GND FB EN/UV 4 9 GND FAULT 4 7 VIN FAULT 5 8 VIN ILIM 5 6 FS ILIM 6 7 FS DD PACKAGE MSE PACKAGE 10-LEAD (3mm 12-LEAD PLASTIC MSOP × 3mm) PLASTIC DFN T TJMAX = 125°C, θJA = 28°C/W, θJC = 6°C/W JMAX = 125°C, θJA = 43°C/W, θJC = 5.5°C/W EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB EXPOSED PAD (PIN 13) IS GND, MUST BE SOLDERED TO PCB ORDER INFORMATION LEAD FREE FINISHTAPE AND REELPART MARKINGPACKAGE DESCRIPTIONTEMPERATURE RANGE LT3040EMSE#PBF LT3040EMSE#TRPBF 3040 12-Lead Plastic MSOP –40°C to 125°C LT3040IMSE#PBF LT3040IMSE#TRPBF 3040 12-Lead Plastic MSOP –40°C to 125°C LT3040EDD#PBF LT3040EDD#TRPBF LHGM 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C LT3040IDD#PBF LT3040IDD#TRPBF LHGM 10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. Rev. 0 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Typical Applications Package Description Typical Application Related Parts