LT3476 datasheet(2/36 Pages) AD

2 / 36 page

LT3966

Rev. 0

For more information www.analog.com

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

(Note 1)

VIN, EN/UVLO, SW1, SW2, SW3, SW4, ISP1, ISP2,

ISP3, ISP4, ISN1, ISN2, ISN3, ISN4......................62V

ISP–ISN (Any Channel)...............................................2V

TG1–4 ................................................................ (Note 2)

INTVCC...............................................................(Note 3)

FB1–4, EXT1–2, CTRL/PWM1–4, ADR1–2, ALERT,

SDA, SCL, SYNC..................................................5.5V

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

Operating Junction Temperature Range (Notes 4, 5)

LT3966E ............................................ –40°C to 125°C

LT3966J............................................. –40°C to 150°C

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

38 37 36 35 34 33 32 31

12 13 14 15

TOP VIEW

GND

QFN PACKAGE

40-LEAD (6mm × 6mm) PLASTIC QFN

16 17 18 19

ISP1

TG1

SW1

SW3

TG3

ISP3

ISN3

FB3

ISP2

TG2

SW2

SW4

TG4

ISP4

ISN4

FB4

TJMAX = 150°C, θJA = 33°C/W EXPOSED PAD (PIN 41) IS GND

AND MUST BE SOLDERED TO PCB

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LT3966EUJ#PBF

LT3966EUJ#TRPBF

LT3966UJ

40-Lead (6mm × 6mm) Plastic QFN

–40°C to 125°C

LT3966JUJ#PBF

LT3966JUJ#TRPBF

LT3966UJ

40-Lead (6mm × 6mm) Plastic QFN

–40°C to 150°C

Contact the factory for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.

Tape and reel specifications. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN Operating Range

VIN Quiescent Current

CTRL/PWM = 0V, EN/UVLO = 1.3V

2.7

3.3

VIN Shutdown Current

EN/UVLO = 0V

EN/UVLO = 1.15V, CTRL/PWM = 0V

190

230

µA

EN/UVLO Shutdown Threshold Falling

1.20

1.23

1.26

EN/UVLO Rising Hysteresis

EN/UVLO Rising

EN/UVLO Input Low Voltage

IVIN < 1μA

0.4

ELECTRICAL CHARACTERISTICS The

denotes specifications that apply over the full operating temperature

range, otherwise specifications are at TA = 25°C. VIN = 12V unless otherwise noted.

LT3476 Datasheet(PDF) 2 Page - Analog Devices

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