LT3980_15 datasheet(2/24 Pages) LINER

2 / 24 page

LT3980

3980fa

For more information www.linear.com/LT3980

The ● denotes the specifications which apply over the full operating temper-

ature range, otherwise specifications are at TA = 25°C. VIN = 10V, VRUN/SS = 10V, VBOOST = 15V, VBD = 3.3V unless otherwise noted. (Note 2)

elecTrical characTerisTics

VIN, RUN/SS Voltage (Note 5)...................................80V

BOOST Pin Voltage ...................................................75V

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

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

PG, BD, SYNC Voltage ..............................................25V

(Note 1)

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Minimum Input Voltage

●

3.6

VIN Overvoltage Lockout

●

61.5

Quiescent Current from VIN

VRUN/SS = 0.2V

VBD = 3V, Not Switching

VBD = 0, Not Switching

0.01

120

0.5

160

µA

Operating Junction Temperature Range (Note 2)

LT3980E.............................................–40°C to 125°C

LT3980I..............................................–40°C to 125°C

LT3980H ............................................–40°C to 150°C

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

Lead Temperature (Soldering, 10 sec)

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

VIN

BOOST

RUN/SS

SYNC

GND

TOP VIEW

DE14 PACKAGE

14-LEAD (4mm

× 3mm) PLASTIC DFN

GND

θJA = 45°C/W, θJC = 10°C/W

EXPOSED PAD (PIN 15) IS GND, MUST BE SOLDERED TO PCB

SYNC

GND

VIN

BOOST

RUN/SS

TOP VIEW

MSE PACKAGE

16-LEAD PLASTIC MSOP

GND

θJA = 45°C/W, θJC = 10°C/W

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

pin conFiGuraTion

orDer inFormaTion

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3980EDE#PBF

LT3980EDE#TRPBF

3980

14-Lead (3mm

× 4mm) Plastic DFN

–40°C to 125°C

LT3980IDE#PBF

LT3980IDE#TRPBF

3980

14-Lead (3mm

× 4mm) Plastic DFN

–40°C to 125°C

LT3980EMSE#PBF

LT3980EMSE#TRPBF

3980

16-Lead Plastic MSOP

–40°C to 125°C

LT3980IMSE#PBF

LT3980IMSE#TRPBF

3980

16-Lead Plastic MSOP

–40°C to 125°C

LT3980HMSE#PBF

LT3980HMSE#TRPBF

3980

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.

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/

absoluTe maximum raTinGs

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