LT3517 absolute MaxiMuM ratings (Note 1) VIN, SHDN, PWM, TGEN (Note 3) ...40V Storage Temperature Range SW, ISP, ISN, TG ...45V QFN ..–65°C to 150°C TG Pin Below ISP Pin ..10V TSSOP ...–65°C to 150°C FB, SYNC, SS, CTRL ...6V Lead Temperature (Soldering, 10 sec) VC, RT, VREF ..3V TSSOP ... 300°C Operating Junction Temperature Range (Notes 2,4) LT3517E ...–40°C to 125°C LT3517I ..–40°C to 125°C LT3517H ..–40°C to 150°C pin conFiguration TOP VIEW TOP VIEW VIN 1 16 SW TG ISP ISN TGEN SHDN 2 15 SW 16 15 14 13 V SW 1 12 FB REF 3 14 TG SW 2 11 VC RT 4 13 ISP 17 17 GND VIN 3 10 CTRL SYNC 5 12 ISN SHDN 4 9 PWM SS 6 11 TGEN 5 6 7 8 PWM 7 10 FB SS CTRL 8 9 VC V REF RT SYNC UF PACKAGE FE PACKAGE 16-LEAD (4mm × 4mm) PLASTIC QFN 16-LEAD PLASTIC TSSOP TJMAX = 150°C, θJA = 36°C/W TJMAX = 150°C, θJA = 40°C/W, θJC(PAD) = 10°C/W EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB orDer inForMation http://www.linear.com/product/LT3517#orderinfoLEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LT3517EUF#PBF LT3517EUF#TRPBF 3517 16-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3517IUF#PBF LT3517IUF#TRPBF 3517 16-Lead (4mm × 4mm) Plastic QFN –40°C to 125°C LT3517HUF#PBF LT3517HUF#TRPBF 3517 16-Lead (4mm × 4mm) Plastic QFN –40°C to 150°C LT3517EFE#PBF LT3517EFE#TRPBF 3517FE 16-Lead Plastic TSSOP –40°C to 125°C LT3517IFE#PBF LT3517IFE#TRPBF 3517FE 16-Lead Plastic TSSOP –40°C to 125°C LT3517HFE#PBF LT3517HFE#TRPBF 3517FE 16-Lead Plastic TSSOP –40°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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix. 3517fh 2 For more information www.linear.com/LT3517 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Related Parts
