LT3070

2

3070p

IN, OUT ......................................................... 3.3V, –0.3V

BIAS................................................................. 4V, –0.3V

MARGSEL, MARGTOL Input ............................ 4V, –0.3V

EN Input........................................................... 4V, –0.3V

SENSE Input .................................................... 4V, –0.3V

VIOC, PWRGD Outputs .................................... 4V, –0.3V

REF/BYP Output............................................... 4V, –0.3V

Output Short-Circuit Duration……...................Indefinite

Operating Junction Temperature (Note 2)

LT3070E/LT3070I .............................. –40°C to 125°C

LT3070MP......................................... –55°C to 125°C

Storage Temperature Range................... –65°C to 150°C

(Note 1)

9

10

TOP VIEW

29

UFD PACKAGE

28-LEAD (4mm

5mm) PLASTIC QFN

11 12 13

28 27 26 25 24

14

23

6

5

4

3

2

1

VIOC

PWRGD

REF/BYP

GND

IN

IN

IN

IN

MARGTOL

MARGSEL

GND

SENSE

OUT

OUT

OUT

OUT

7

17

18

19

20

21

22

16

8

15

EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3070EUFD#PBF

LT3070EUFD#TRPBF

3070

28-Lead (4mm

× 5mm) Plastic QFN

–40°C to 125°C

LT3070IUFD#PBF

LT3070IUFD#TRPBF

3070

28-Lead (4mm

× 5mm) Plastic QFN

–40°C to 125°C

LT3070MPUFD#PBF

LT3070MPUFD#TRPBF

070MP

28-Lead (4mm

× 5mm) Plastic QFN

–55°C to 125°C

LEAD BASED FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3070EUFD

LT3070EUFD#TR

3070

28-Lead (4mm

× 5mm) Plastic QFN

–40°C to 125°C

LT3070IUFD

LT3070IUFD#TR

3070

28-Lead (4mm

× 5mm) Plastic QFN

–40°C to 125°C

LT3070MPUFD

LT3070MPUFD#TR

070MP

28-Lead (4mm

× 5mm) Plastic QFN

–55°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.