LT3668

2

3668fa

For more information www.linear.com/LT3668

ADJ2, ADJ3 Voltage................................................±45V

OUT2, OUT3 Voltage...............................................±45V

IN2 Voltage .............................................................±45V

OUT2 – IN2 Differential Voltage..............................±45V

OUT3 – IN3/BD Differential Voltage ........................±45V

OUT2 – ADJ2 Differential Voltage...........................±45V

OUT3 – ADJ3 Differential Voltage...........................±45V

IN1, EN Voltage (Note 3) ...........................................60V

IN1 Reverse Voltage...............................................–0.3V

EN Pin Current .......................................................–1mA

IN3/BD Voltage .........................................................30V

BOOST Pin Voltage ...................................................50V

BOOST Pin Above SW Pin.........................................30V

RT Voltage ..................................................................2V

FB1 Voltage.................................................................6V

EN2/ILIM2, EN3/ILIM3 Voltage...................................4V

PG Voltage................................................................30V

Operating Junction Temperature Range (Notes 4, 5)

E-, I-Grade ......................................... −40°C to 125°C

H-Grade ............................................. −40°C to 150°C

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

Lead Temperature (Soldering, 10 sec)...................300°C

(Notes 1, 2)

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3668EMSE#PBF

LT3668EMSE#TRPBF

3668

16-Lead Plastic MSOP

–40°C to 125°C

LT3668IMSE#PBF

LT3668IMSE#TRPBF

3668

16-Lead Plastic MSOP

–40°C to 125°C

LT3668HMSE#PBF

LT3668HMSE#TRPBF

3668

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.

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

1

2

3

4

5

6

7

8

SW

BOOST

EN

RT

IN3/BD

OUT3

ADJ3

FB1

16

15

14

13

12

11

10

9

DA

IN1

PG

EN3/ILIM3

EN2/ILIM2

IN2

OUT2

ADJ2

TOP VIEW

17

GND

MSE PACKAGE

16-LEAD PLASTIC MSOP

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

ORDER INFORMATION