LT3755/LT3755-1/LT3755-2



37551fd

absoluTe MaxiMuM raTings

SHDN/UVLO (Note 3)................................................40V

ISP, ISN .....................................................................75V

CTRL, PWM, OPENLED.............................................12V

SYNC ..........................................................................8V

(Note 1)

orDer inForMaTion

16 15 14 13

5

6

7

8

TOP VIEW

17

GND

UD PACKAGE

16-LEAD (3mm 3mm) PLASTIC QFN

9

10

11

12

4

3

2

1

PWM

SYNC OR OPENLED

SS

FB

PWMOUT

GATE

SENSE

EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB

1

2

3

4

5

6

7

8

PWMOUT

FB

ISN

ISP

VC

CTRL

PWM

16

15

14

13

12

11

10

9

GATE

SENSE

SHDN/UVLO

RT

SS

SYNC OR OPENLED

TOP VIEW

MSE PACKAGE

16-LEAD PLASTIC MSOP

17

GND

EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB

pin conFiguraTion

RT ............................................................................1.5V

SENSE......................................................................0.5V

Operating Junction Temperature Range (Notes 2, 5)

LT3755E/LT3755I ...............................–40°C to 125°C

LT3755H ...........................................–40°C TO 150°C

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

Lead Temperature (Soldering, 10 sec)

MSOP ............................................................... 300°C

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3755EUD#PBF

LT3755EUD#TRPBF

LDGC

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755IUD#PBF

LT3755IUD#TRPBF

LDGC

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755EUD-1#PBF

LT3755EUD-1#TRPBF

LDMS

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755IUD-1#PBF

LT3755IUD-1#TRPBF

LDMS

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755EUD-2#PBF

LT3755EUD-2#TRPBF

LFJZ

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755IUD-2#PBF

LT3755IUD-2#TRPBF

LFJZ

16-Lead (3mm

× 3mm) Plastic QFN

–40°C to 125°C

LT3755EMSE#PBF

LT3755EMSE#TRPBF

3755

16-Lead Plastic MSOP

–40°C to 125°C

LT3755IMSE#PBF

LT3755IMSE#TRPBF

3755

16-Lead Plastic MSOP

–40°C to 125°C

LT3755EMSE-1#PBF

LT3755EMSE-1#TRPBF

37551

16-Lead Plastic MSOP

–40°C to 125°C

LT3755IMSE-1#PBF

LT3755IMSE-1#TRPBF

37551

16-Lead Plastic MSOP

–40°C to 125°C

LT3755EMSE-2#PBF

LT3755EMSE-2#TRPBF

37552

16-Lead Plastic MSOP

–40°C to 125°C

LT3755IMSE-2#PBF

LT3755IMSE-2#TRPBF

37552

16-Lead Plastic MSOP

–40°C to 125°C

LT3755HMSE-2#PBF

LT3755HMSE-2#TRPBF

37552

16-Lead Plastic MSOP

–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.