Datasheet LT3597 (Analog Devices) - 2

LT3597
absoluTe MaxiMuM raTings pin conFiguraTion (Note 1)
Input Voltage (V TOP VIEW IN), EN/UVLO ...60V BOOST1-3 ...85V BOOST Pin Above SW Pin .. 25V V IN V IN BST2 SW2 DA2 LED1-3, V 51 50 48 46 44 OUT1-3 ..42V BIAS, FAULT ..25V 43 DA3 V BST1 2 REF, RT, ISET1-3, TSET, CTRLM ...3V FB1-3, CTRL1-3, PWM1-3, SYNC ...6V 41 SW3 SW1 4 Operating Junction Temperature Range 39 BST3 (Notes 2, 3) ..–40°C to 125°C DA1 6 Maximum Junction Temperature... 125°C FB1 7 37 BIAS Storage Temperature Range ...–65°C to 150°C 53 EN/UVLO 9 35 FB3 GND 34 FB2 TSET 11 33 CTRL1 VREF 12 32 CTRL2 CTRLM 13 31 CTRL3 ISET1 14 30 PWM1 ISET2 15 29 PWM2 ISET3 16 28 PWM3 RT 17 27 SYNC 18 19 20 21 22 23 24 25 26 T NC GND V OUT1 LED1 LED2 V OUT2 V OUT3 LED3 FAUL UHG PACKAGE VARIATION: UHG52(39) 52-LEAD (5mm × 8mm) PLASTIC QFN TJMAX = 125°C, θJA = 32°C/W EXPOSED PAD (PIN 53) IS GND, MUST BE SOLDERED TO PCB
orDer inForMaTion LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3597EUHG#PBF LT3597EUHG#TRPBF 3597 52-Lead (5mm × 8mm) Plastic QFN –40°C to 125°C LT3597IUHG#PBF LT3597IUHG#TRPBF 3597 52-Lead (5mm × 8mm) Plastic QFN –40°C to 125°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/ 3597fa 2 Document Outline Features Applications Description Typical Application 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 Typical Application Related Parts