LTC4280CUFD datasheet(2/28 Pages) LINER

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LTC4280

4280f

ABSOLUTE MAXIMUM RATINGS

Supply Voltage (VDD) ................................. –0.3V to 24V

Supply Voltage (INTVCC) ........................... –0.3V to 6.5V

Input Voltages

GATE-SOURCE (Note 3)........................... –0.3V to 5V

SENSE+, SENSE– ................ VDD – 0.3V to VDD + 0.3V

SOURCE.................................................... –5V to 24V

EN, FB, ON, OV, UV ................................ –0.3V to 12V

ADR0, ADR1, ADR2, TIMER,

ADIN, FILTER .........................–0.3V to INTVCC + 0.3V

ALERT SCL, SDA, SDAI, SDAO ............. –0.3V to 6.5V

Output Voltages

GATE, GPIO............................................ –0.3V to 24V

Operating Temperature Range

LTC4280C ................................................ 0°C to 70°C

LTC4280I..............................................–40°C to 85°C

Storage Temperature Range

SSOP .................................................–65°C to 150°C

QFN....................................................–65°C to 125°C

Lead Temperature (Soldering, 10 sec)

SSOP ................................................................ 300°C

ORDER INFORMATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC4280CUFD#PBF

LTC4280CUFD#TRPBF

4280

24-Lead (4mm × 5mm) Plastic QFN

0°C to 70°C

LTC4280IUFD#PBF

LTC4280IUFD#TRPBF

4280

24-Lead (4mm × 5mm) Plastic QFN

–40°C to 85°C

LEAD BASED FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC4280CUFD

LTC4280CUFD#TR

4280

24-Lead (4mm × 5mm) Plastic QFN

0°C to 70°C

LTC4280IUFD

LTC4280IUFD#TR

4280

24-Lead (4mm × 5mm) Plastic QFN

–40°C to 85°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/

PIN CONFIGURATION

(Notes 1, 2)

TOP VIEW

UFD PACKAGE

24-LEAD (4mm

5mm) PLASTIC QFN

10 11 12

24 23 22 21 20

FILTER

GND

SDAO

GPIO

INTVCC

TIMER

ADIN

ADR2

ADR1

TJMAX = 125°C, θJA = 34°C/W

EXPOSED PAD (PIN 25) NOT GUARANTEED LOW IMPEDANCE TO GND,

ELECTRICAL CONNECTION OPTIONAL

LTC4280CUFD 数据表(PDF) 2 Page - Linear Technology

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