Datasheet

LTC3631
2
3631fe
For more information www.linear.com/LTC3631
absoluTe MaxiMuM raTings
V
IN
Supply Voltage ..................................... –0.3V to 60V
SW Voltage (DC) ........................... –0.3V to (V
IN
+ 0.3V)
RUN Voltage .............................................. –0.3V to 60V
HYST, I
SET
, SS Voltages ............................... –0.3V to 6V
V
FB
............................................................... –0.3V to 6V
V
OUT
(Fixed Output Versions) ....................... –0.3V to 6V
(Note 1)
1
2
3
4
SW
V
IN
I
SET
SS
8
7
6
5
GND
HYST
V
OUT
/V
FB
RUN
TOP VIEW
9
GND
MS8E PACKAGE
8-LEAD PLASTIC MSOP
T
JMAX
= 125°C, θ
JA
= 40°C/W, θ
JC
= 5°-10°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
TOP VIEW
9
GND
DD PACKAGE
8-LEAD (3mm × 3mm) PLASTIC DFN
5
6
7
8
4
3
2
1SW
V
IN
I
SET
SS
GND
HYST
V
OUT
/V
FB
RUN
T
JMAX
= 125°C, θ
JA
= 43°C/W, θ
JC
= 3°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
pin conFiguraTion
orDer inForMaTion
Operating Junction Temperature Range
(Note 2) .................................................. –40°C to 125°C
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MS8E ................................................................ 300°C
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3631EMS8E#PBF LTC3631EMS8E#TRPBF LTFDT 8-Lead Plastic MSOP –40°C to 125°C
LTC3631EMS8E-3.3#PBF LTC3631EMS8E-3.3#TRPBF LTFFP 8-Lead Plastic MSOP –40°C to 125°C
LTC3631EMS8E-5#PBF LTC3631EMS8E-5#TRPBF LTFFR 8-Lead Plastic MSOP –40°C to 125°C
LTC3631IMS8E#PBF LTC3631IMS8E#TRPBF LTFDT 8-Lead Plastic MSOP –40°C to 125°C
LTC3631IMS8E-3.3#PBF LTC3631IMS8E-3.3#TRPBF LTFFP 8-Lead Plastic MSOP –40°C to 125°C
LTC3631IMS8E-5#PBF LTC3631IMS8E-5#TRPBF LTFFR 8-Lead Plastic MSOP –40°C to 125°C
LTC3631EDD#PBF LTC3631EDD#TRPBF LFDV
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LTC3631EDD-3.3#PBF LTC3631EDD-3.3#TRPBF LFFN
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LTC3631EDD-5#PBF LTC3631EDD-5#TRPBF LFFQ
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LTC3631IDD#PBF LTC3631IDD#TRPBF LFDV
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LTC3631IDD-3.3#PBF LTC3631IDD-3.3#TRPBF LFFN
8-Lead (3mm × 3mm) Plastic DFN
–40°C to 125°C
LTC3631IDD-5#PBF LTC3631IDD-5#TRPBF LFFQ
8-Lead (3mm × 3mm) Plastic DFN
–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/
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