LTC4217HFE-TRPBF 查看數據表（PDF） - Linear Technology
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LTC4217HFE-TRPBF 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
LTC4217H........................................... –40°C to 125°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 × 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
SENSE 1
VDD 2
UV 3
OV 4
TIMER 5
INTVCC 6
GND 7
OUT 8
OUT 9
SENSE 10
TOP VIEW
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
4217fe
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