LTC3775 查看數據表（PDF） - Linear Technology
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LTC3775 Datasheet PDF : 34 Pages
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LTC3775
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltage
VIN ......................................................... –0.3V to 40V
BOOST ................................................... –0.3V to 46V
BOOST-SW............................................... –0.3V to 6V
SW............................................................ –5V to 40V
ILIMT .............................................................–0.3V to VIN
SENSE.............................................................–5V to VIN
INTVCC ......................................................... –0.3V to 6V
RUN/SHDN................................................... –0.3V to 6V
FB, MODE/SYNC ................................... –0.3V to INTVCC
FREQ, ILIMB, SS..................................... –0.3V to INTVCC
INTVCC RMS Currents... .........................................50mA
Operating Junction Temperature Range
(Note 2).................................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 150°C
PIN CONFIGURATION
TOP VIEW
16 15 14 13
ILIMT 1
ILIMB 2
FB 3
17
PGND
12 SW
11 VIN
10 SENSE
COMP 4
9 INTVCC
5678
UD PACKAGE
16-LEAD (3mm s 3mm) PLASTIC QFN
TJMAX = 125°C, θJA = 68°C/W, θJC = 4.2°C/W (NOTE 3)
EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
MODE/SYNC 1
RUN/SHDN 2
ILIMT 3
ILIMB 4
FB 5
COMP 6
SS 7
FREQ 8
TOP VIEW
17
PGND
16 BOOST
15 TG
14 SW
13 VIN
12 SENSE
11 INTVCC
10 BG
9 SGND
MSE PACKAGE
16-LEAD PLASTIC MSOP
TJMAX = 125°C, θJA = 40°C/W (NOTE 3)
EXPOSED PAD (PIN 17) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3775EUD#PBF
LTC3775EUD#TRPBF
LDJK
16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C
LTC3775IUD#PBF
LTC3775IUD#TRPBF
LDJK
16-Lead (3mm × 3mm) Plastic QFN –40°C to 125°C
LTC3775EMSE#PBF
LTC3775EMSE#TRPBF 3775
16-Lead Plastic MSOP
–40°C to 85°C
LTC3775IMSE#PBF
LTC3775IMSE#TRPBF 3775
16-Lead Plastic MSOP
–40°C to 125°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/
3775fa
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