LT3755-1 datasheet(2/26 Pages) LINEAR_DIMENSIONS

Part #	LT3755-1

Description	40VIN, 75VOUT LED Controllers

Download	26 Pages

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Manufacturer	LINEAR_DIMENSIONS [Linear Dimensions Semiconductor]

Direct Link	http://www.lineardimensions.com

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2 / 26 page

LT3755/LT3755-1/LT3755-2

37551fd

absoluTe MaxiMuM raTings

VIN ............................................................................40V

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

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

INTVCC ......................................................VIN + 0.3V, 8V

GATE, PWMOUT (Note 4)......................... INTVCC + 0.3V

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

VC, VREF, SS, FB..........................................................3V

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

VREF

PWM

SYNC OR OPENLED

SS

FB

PWMOUT

GATE

SENSE

TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W

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

VREF

PWM

16

15

14

13

12

11

10

9

GATE

SENSE

VIN

INTVCC

SHDN/UVLO

RT

SS

SYNC OR OPENLED

TOP VIEW

MSE PACKAGE

16-LEAD PLASTIC MSOP

17

GND

TJMAX = 125°C (E, I GRADES), TJMAX = 150°C (H GRADE), θJA = 43°C/W, θJC = 4°C/W

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.

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/

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LT3755-1 Datasheet(PDF) 2 Page - Linear Dimensions Semiconductor

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