LTC4217CDHC datasheet(2/18 Pages) LINER

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LTC4217

4217fc

LTC4217

LTC4217-12

LTC4217

SENSE

VDD

ISET

IMON

FLT

GATE

OUT

VDD

TIMER

INTVCC

GND

OUT

TOP VIEW

DHC PACKAGE

16-LEAD (5mm

3mm) PLASTIC DFN

TJMAX = 125°C, θJA = 43°C/W

EXPOSED PAD (PIN 17) IS SENSE,

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

FE PACKAGE

20-LEAD PLASTIC TSSOP

TOP VIEW

SENSE

VDD

TIMER

INTVCC

GND

OUT

SENSE

VDD

ISET

IMON

FLT

GATE

OUT

SENSE

TJMAX = 125°C, θJA = 38°C/W

EXPOSED PAD (PIN 21) IS SENSE,

θJA = 38°C/W SOLDERED, OTHERWISE θJA = 130°C/W

PIN CONFIGURATION

ABSOLUTE MAXIMUM RATINGS

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

Input Voltages

FB, OV, UV.............................................. –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

(Notes 1, 2)

Operating Temperature Range

LTC4217C ................................................ 0°C to 70°C

LTC4217I.............................................. –40°C to 85°C

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

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

Lead Temperature (Soldering, 10 sec)

FE Package Only ............................................... 300°C

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