LT3680IDD View Datasheet(PDF) - Linear Technology

Part Name

Description

Manufacturer

LT3680IDD

36V, 3.5A, 2.4MHz Step-Down Switching Regulator with 75µA Quiescent Current

Linear Technology 

LT3680

ABSOLUTE MAXIMUM RATINGS (Note 1)

VIN, RUN/SS Voltage.................................................36V

BOOST Pin Voltage ...................................................56V

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

FB, RT, VC Voltage.......................................................5V

PG, BD, SYNC Voltage ..............................................30V

Operating Junction Temperature Range (Note 2)

LT3680E............................................. –40°C to 125°C

LT3680I.............................................. –40°C to 125°C

LT3680H ............................................ –40°C to 150°C

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

Lead Temperature (Soldering, 10 sec)

(MSE Only) ....................................................... 300°C

PIN CONFIGURATION

TOP VIEW

BD 1

BOOST 2

SW 3

VIN 4

RUN/SS 5

10 RT

9 VC

11

8 FB

7 PG

6 SYNC

DD PACKAGE

10-LEAD (3mm s 3mm) PLASTIC DFN

θJA = 45°C/W, θJC = 10°C/W

EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB

BD 1

BOOST 2

SW 3

VIN 4

RUN/SS 5

TOP VIEW

11

10 RT

9 VC

8 FB

7 PG

6 SYNC

MSE PACKAGE

10-LEAD PLASTIC MSOP

θJA = 45°C/W, θJC = 10°C/W

EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3680EDD#PBF

LT3680EDD#TRPBF

LCYK

10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C

LT3680IDD#PBF

LT3680IDD#TRPBF

LCYK

10-Lead (3mm × 3mm) Plastic DFN –40°C to 125°C

LT3680EMSE#PBF

LT3680EMSE#TRPBF

LTCYM

10-Lead Plastic MSOP

–40°C to 125°C

LT3680IMSE#PBF

LT3680IMSE#TRPBF

LTCYM

10-Lead Plastic MSOP

–40°C to 125°C

LT3680HMSE#PBF

LT3680HMSE#TRPBF LTCYM

10-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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