LT3070-1 ABSOLUTE MAXIMUM RATINGSPIN CONFIGURATION(Note 1) IN, OUT ... –0.3V to 3.3V TOP VIEW BIAS ... –0.3V to 4V EN BIAS GND V O2 V O1 V O0 VO2, VO1, VO0 Inputs .. –0.3V to 4V 28 27 26 25 24 23 MARGSEL, MARGTOL Input .. –0.3V to 4V VIOC 1 22 MARGTOL EN Input ... –0.3V to 4V PWRGD 2 21 MARGSEL SENSE Input ... –0.3V to 4V REF/BYP 3 20 GND VIOC, PWRGD Outputs .. –0.3V to 4V GND 4 29 19 SENSE GND IN 5 18 OUT REF/BYP Output ... –0.3V to 4V IN 6 17 OUT Output Short-Circuit Duration……...Indefinite IN 7 16 OUT Operating Junction Temperature (Note 2) IN 8 15 OUT LT3070-1E/LT3070-1I .. –40°C to 125°C 9 10 11 12 13 14 LT3070-1MP .. –55°C to 125°C GND GND GND GND GND GND Storage Temperature Range .. –65°C to 150°C UFD PACKAGE 28-LEAD (4mm × 5mm) PLASTIC QFN TJMAX = 125°C, θJA = 30°C/W TO 35°C/W EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB ORDER INFORMATION LEAD FREE FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LT3070EUFD-1#PBF LT3070EUFD-1#TRPBF 30701 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3070IUFD-1#PBF LT3070IUFD-1#TRPBF 30701 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3070MPUFD-1#PBF LT3070MPUFD-1#TRPBF 30701 28-Lead (4mm × 5mm) Plastic QFN –55°C to 125°C LEAD BASED FINISHTAPE AND REELPART MARKING*PACKAGE DESCRIPTIONTEMPERATURE RANGE LT3070EUFD-1 LT3070EUFD-1#TR 30701 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3070IUFD-1 LT3070IUFD-1#TR 30701 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3070MPUFD-1 LT3070MPUFD-1#TR 30701 28-Lead (4mm × 5mm) Plastic QFN –55°C to 125°C Consult ADI Marketing 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 Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Applications Information Package Description Typical Application Related Parts