LT3598IUFTRPBF datasheet(2/24 Pages) LINER

Part #	LT3598IUFTRPBF

Description	6-String 30mA LED Driver with 1.5% Current Matching

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Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

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LT3598

2

3598fa

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

SHDN ................................................................VIN + 3V

VIN, OPENLED...........................................................30V

SW Voltage ...............................................................45V

VOUT, VO_SW Voltage .................................................44V

LED1 to LED6............................................................44V

PWM, SYNC, CTRL, RT, SS, VC...................................6V

(Note 1)

1

2

3

4

5

6

7

8

9

10

11

12

TOP VIEW

FE PACKAGE

24-LEAD PLASTIC TSSOP

24

23

22

21

20

19

18

17

16

15

14

13

SW

VOUT

VO_SW

LED1

LED2

LED3

LED4

LED5

LED6

OPENLED

ISET

CTRL

VIN

SHDN

GND

VREF

SS

RT

PWM

SYNC

NC

TSET

FB

VC

25

TJMAX = 125°C, θJA = 38°C/W

EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB

24 23 22 21 20 19

25

7

8

9

TOP VIEW

UF PACKAGE

24-LEAD (4mm

4mm) PLASTIC QFN

10 11 12

6

5

4

3

2

1

13

14

15

16

17

18

LED1

LED2

LED3

LED4

LED5

LED6

VREF

SS

RT

PWM

SYNC

NC

TJMAX = 125°C, θJA = 37°C/W

EXPOSED PAD (PIN 25) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3598EUF#PBF

LT3598EUF#TRPBF

3598

24-Lead (4mm × 4mm) Plastic QFN

–40°C to 125°C

LT3598IUF#PBF

LT3598IUF#TRPBF

3598

24-Lead (4mm × 4mm) Plastic QFN

–40°C to 125°C

LT3598EFE#PBF

LT3598EFE#TRPBF

LT3598

24-Lead Plastic TSSOP

–40°C to 125°C

LT3598IFE#PBF

LT3598IFE#TRPBF

LT3598

24-Lead Plastic TSSOP

–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.

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/

VREF, FB Voltage..........................................................6V

ISET, TSET.....................................................................6V

Operating Junction Temperature Range

(Note 2)..................................................–40°C to 125°C

Maximum Junction Temperature........................... 125°C

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

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LT3598IUFTRPBF Datasheet(PDF) 2 Page - Linear Technology

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