LT3492

2

3492fa

ABSOLUTE MAXIMUM RATINGS

SW1-SW3, ISN1-ISN3, ISP1-ISP3............................60V

TG1-TG3 ...............................................ISP – 10V to ISP

PWM1-PWM3 ...........................................................20V

(Note 1)

PIN CONFIGURATION

1

2

3

4

5

6

7

8

9

10

11

12

13

14

TOP VIEW

FE PACKAGE

28-LEAD PLASTIC TSSOP

28

27

26

25

24

23

22

21

20

19

18

17

16

15

SHDN

PWM3

PWM2

PWM1

CTRL3

CTRL2

CTRL1

FADJ

OVP3

OVP2

TG3

ISN3

ISP3

SW3

SW2

ISP2

ISN2

TG2

SW1

ISP1

ISN1

TG1

OVP1

GND

29

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

9

10

TOP VIEW

GND

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

PWM1

CTRL3

CTRL2

CTRL1

FADJ

ISP3

SW3

SW2

ISP2

ISN2

TG2

SW1

ISP1

7

17

18

19

20

21

22

16

8

15

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

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3492EFE#PBF

LT3492EFE#TRPBF

LT3492FE

28-Lead Plastic TSSOP

–40°C to 125°C

LT3492IFE#PBF

LT3492IFE#TRPBF

LT3492FE

28-Lead Plastic TSSOP

–40°C to 125°C

LT3492EUFD#PBF

LT3492EUFD#TRPBF

3492

28-Lead (4mm

× 5mm) Plastic QFN

–40°C to 125°C

LT3492IUFD#PBF

LT3492IUFD#TRPBF

3492

28-Lead (4mm

× 5mm) Plastic QFN

–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.

ORDER INFORMATION

Operating Junction Temperature Range

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

Max Junction Temperature.................................... 125°C

Storage Temperature Range

TSSOP ............................................... –65°C to 150°C

UFD.................................................... –65°C to 125°C