LTC3610 absolute MaxiMuM ratings pin conFiguration (Note 1) Input Supply Voltage (VIN, ION) .. 28V to –0.3V TOP VIEW Boosted Topside Driver Supply Voltage CC CC IN IN (BOOST) .. 34V to –0.3V 64 PGND 63 PGND 62 PGND 61 PGND 60 PGND 59 PGND 58 PGND 57 PGND 56 PGND 55 SW 54 INTV 53 INTV 52 SV 51 SV 50 SGND 49 SGND SW Voltage .. 28V to –0.3V INTV PGND 1 48 SGND CC, EXTVCC, (BOOST – SW), RUN/SS, 65 PGND 2 PGND 47 SGND PGOOD Voltages .. 7V to –0.3V PGND 3 46 SGND FCB, V SW 4 45 SGND ON, VRNG Voltages .. INTVCC + 0.3V to –0.3V SW 5 44 EXTV I CC TH, VFB Voltages ... 2.7V to –0.3V SW 6 43 VFB Operating Temperature Range SW 7 42 SGND 66 (Note 4) ... –40°C to 125°C SW 8 SW 41 ION SW 9 40 SGND Junction Temperature (Note 2) ... 125°C SW 10 39 FCB Storage Temperature Range ... –55°C to 125°C SW 11 68 38 ITH SGND PVIN 12 37 VRNG PVIN 13 36 PGOOD PV 67 IN 14 35 VON PV PV IN IN 15 34 SGND PVIN 16 33 SGND 17 18 19 20 21 22 23 24 25 IN IN IN IN IN IN IN IN IN PV PV PV PV PV PV PV PV PV SW 26 NC 27 SGND 28 BOOST 29 SGND 31 SGND 32 RUN/SS 30 WP PACKAGE 64-LEAD (9mm × 9mm) QFN MULTIPAD TJMAX = 125°C, θJA = 28°C/W orDer inForMation LEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LTC3610EWP#PBF LTC3610EWP#TRPBF LTC3610WP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 125°C LTC3610IWP#PBF LTC3610IWP#TRPBF LTC3610WP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 125°C LEAD BASED FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LTC3610EWP LTC3610EWP#TR LTC3610WP 64-Lead (9mm × 9mm) Plastic QFN –40°C to 125°C LTC3610IWP LTC3610IWP#TR LTC3610WP 64-Lead (9mm × 9mm) 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. 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/ e lectrical characteristics The ● denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C (Note 4). VIN = 15V unless otherwise noted.SYMBOLPARAMETERCONDITIONSMINTYPMAXUNITSMain Control Loop VIN Operating Input Voltage Range 4 24 V IQ Input DC Supply Current Normal 900 2000 µA Shutdown Supply Current 15 30 µA VFB Feedback Reference Voltage ITH = 1.2V (Note 3) ● 0.594 0.600 0.606 V ΔVFB(LINEREG) Feedback Voltage Line Regulation VIN = 4V to 28V, ITH = 1.2V (Note 3) 0.002 %/V 3610ff Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Functional Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts