LTC3608

2

3608fa

ABSOLUTE MAXIMUM RATINGS

Boosted Topside Driver Supply Voltage

(BOOST) ................................................ 26V to –0.3V

SW Voltage ............................................... 20V to –5V

PGOOD Voltages...................................... 7V to –0.3V

Operating Junction Temperature Range

(Notes 2, 4)........................................ –40°C to 125°C

Storage Temperature Range................... –55°C to 125°C

(Note 1)

PIN CONFIGURATION

TOP VIEW

WKG PACKAGE

52-LEAD (7mm × 8mm) QFN MULTIPAD

SW 8

NC 9

SGND 10

BOOST 11

RUN/SS 12

SGND 14

40 PGND

39 PGND

38 PGND

37 PGND

36 PGND

35 PGND

34 PGND

33 SW

28 NC

27 SGND

53

55

SW

54

SGND

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC3608EWKG#PBF

LTC3608EWKG#TRPBF

LTC3608WKG

52-Lead (7mm × 8mm) Plastic QFN

–40°C to 125°C

LTC3608IWKG#PBF

LTC3608IWKG#TRPBF

LTC3608WKG

52-Lead (7mm × 8mm) 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.

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/