LTC4219 datasheet(2/16 Pages) LINER

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LTC4219

4219f

SENSE

VDD

ISET

IMON

FLT

GATE

OUT

VDD

EN1

EN2

TIMER

INTVCC

GND

OUT

TOP VIEW

DHC PACKAGE

16-LEAD (5mm

3mm) PLASTIC DFN

TJMAX = 125°C, θJA = 43°C/W

θJA = 43°C/W EXPOSED PAD SOLDERED, OTHERWISE θJA = 140°C/W

ORDER INFORMATION

ABSOLUTE MAXIMUM RATINGS

Supply Voltage (VDD) ................................. –0.3V to 28V

Input Voltages

FB, EN1, EN2 ......................................... –0.3V to 12V

TIMER................................................... –0.3V to 3.5V

SENSE .............................VDD – 10V or – 0.3V to VDD

Output Voltages

ISET, IMON................................................. –0.3V to 3V

PG, FLT .................................................. –0.3V to 35V

OUT ............................................ –0.3V to VDD + 0.3V

INTVCC .................................................. –0.3V to 3.5V

GATE (Note 3)........................................ –0.3V to 33V

Operating Temperature Range

LTC4219C ................................................ 0°C to 70°C

LTC4219I.............................................. –40°C to 85°C

Junction Temperature (Notes 4, 5)........................ 125°C

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

(Notes 1, 2)

PIN CONFIGURATION

LEAD FREE FINISH

TAPE AND REEL

PART MARKING*

PACKAGE DESCRIPTION

TEMPERATURE RANGE

LTC4219CDHC-12#PBF

LTC4219CDHC-12#TRPBF 421912

16-Lead (5mm

× 3mm) Plastic DFN

0°C to 70°C

LTC4219IDHC-12#PBF

LTC4219IDHC-12#TRPBF

421912

16-Lead (5mm

× 3mm) Plastic DFN

–40°C to 85°C

LTC4219CDHC-5#PBF

LTC4219CDHC-5#TRPBF

42195

16-Lead (5mm

× 3mm) Plastic DFN

0°C to 70°C

LTC4219IDHC-5#PBF

LTC4219IDHC-5#TRPBF

42195

16-Lead (5mm

× 3mm) Plastic DFN

–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.

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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