LTC4217(RevC) Ver la hoja de datos (PDF) - Linear Technology
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LTC4217 Datasheet PDF : 18 Pages
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LTC4217
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
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
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
PIN CONFIGURATION
LTC4217
LTC4217-12
TOP VIEW
VDD 1
UV 2
OV 3
TIMER 4
INTVCC 5
GND 6
OUT 7
OUT 8
17
SENSE
16 VDD
15 ISET
14 IMON
13 FB
12 FLT
11 PG
10 GATE
9 OUT
DHC PACKAGE
16-LEAD (5mm s 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
LTC4217
TOP VIEW
SENSE 1
VDD 2
UV 3
OV 4
TIMER 5
INTVCC 6
GND 7
OUT 8
OUT 9
SENSE 10
21
SENSE
20 SENSE
19 VDD
18 ISET
17 IMON
16 FB
15 FLT
14 PG
13 GATE
12 OUT
11 SENSE
FE PACKAGE
20-LEAD PLASTIC TSSOP
TJMAX = 125°C, θJA = 38°C/W
EXPOSED PAD (PIN 21) IS SENSE,
θJA = 38°C/W SOLDERED, OTHERWISE θJA = 130°C/W
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