LT3519_15 datasheet(2/20 Pages) LINER

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LT3519/LT3519-1/LT3519-2

3519fa

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

VIN, OPENLED (Note 3).............................................40V

SHDN/UVLO (Note 4) ...............................................40V

SW, ISP, ISN, ANODE, CATHODE ..............................45V

PWM, CTRL ..............................................................10V

FB, VREF ......................................................................3V

Operating Junction Temperature Range

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

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

Storage Temperature Range................... –65°C to 125°C

(Note 1)

GND

OPENLED

PWM

SHDN/UVLO

VIN

ANODE

GND

VREF

CTRL

ISN

ISP

CATHODE

GND

TOP VIEW

MS PACKAGE

16-LEAD PLASTIC MSOP

TJMAX = 125°C, θJA = 130°C/W

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN Operating Voltage Range

Continuous Operation (Note 3)

VIN Supply Current

SHDN/UVLO = 0V

(Shutdown)

PWM = 0V

(Idle)

PWM > 1.5V, FB = 1.5V (Active, Not Switching)

0.1

2.0

2.5

3.0

3.5

μA

Current Sense Voltage (VISP-VISN)

ISP = 24V

ISP = 0V

240

250

260

Zero Current Sense Voltage (VISP-VISN)

ISP = 24V, CTRL = 100mV

–15

–6

Current Sense Voltage Line Regulation

2.5V < ISP < 45V

0.02

%/V

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3519EMS#PBF

LT3519EMS#TRPBF

3519

16-Lead Plastic MSOP

–40°C to 125°C

LT3519EMS-1#PBF

LT3519EMS-1#TRPBF

35191

16-Lead Plastic MSOP

–40°C to 125°C

LT3519EMS-2#PBF

LT3519EMS-2#TRPBF

35192

16-Lead Plastic MSOP

–40°C to 125°C

LT3519IMS#PBF

LT3519IMS#TRPBF

3519

16-Lead Plastic MSOP

–40°C to 125°C

LT3519IMS-1#PBF

LT3519IMS-1#TRPBF

35191

16-Lead Plastic MSOP

–40°C to 125°C

LT3519IMS-2#PBF

LT3519IMS-2#TRPBF

35192

16-Lead Plastic MSOP

–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/

ELECTRICAL CHARACTERISTICS The l denotes the speciﬁcations which apply over the full

operating temperature range, otherwise speciﬁcations are at TA = 25°C. VIN = 12V, SHDN/UVLO = 12V, CTRL = 2V, PWM = 5V,

unless otherwise noted.

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