LTC3631 Linear Technology Corporation, LTC3631 Datasheet - Page 2

• Manufacturer Part Number: LTC3631
• Description: High Voltage 100mA Synchronous Step-Down Converter
• Manufacturer: Linear Technology Corporation

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ABSOLUTE MAXIMUM RATINGS
LTC3631
V
SW Voltage (DC) ............................–0.3V to (V
RUN Voltage .............................................. –0.3V to 60V
V
Operating Junction Temperature Range
(Note 2) .................................................. –40°C to 125°C
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
LTC3631EMS8E#PBF
LTC3631EMS8E-3.3#PBF
LTC3631EMS8E-5#PBF
LTC3631IMS8E#PBF
LTC3631IMS8E-3.3E#PBF
LTC3631IMS8E-5#PBF
LTC3631EDD#PBF
LTC3631EDD-3.3#PBF
LTC3631EDD-5#PBF
LTC3631IDD#PBF
LTC3631IDD-3.3#PBF
LTC3631IDD-5#PBF
Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based fi nish parts.
For more information on lead free part marking, go to:
For more information on tape and reel specifi cations, go to:
2
IN
FB
/V
Supply Voltage ..................................... –0.3V to 60V
OUT
, HYST, I
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
T
JMAX
SET
I
SW
= 125°C, θ
V
SET
SS
, SS Voltages ................ –0.3V to 6V
IN
8-LEAD PLASTIC MSOP
1
2
3
4
TAPE AND REEL
LTC3631EMS8E#TRPBF
LTC3631EMS8E-3.3#TRPBF LTFFP
LTC3631EMS8E-5#TRPBF
LTC3631IMS8E#TRPBF
LTC3631IMS8E-3.3#TRPBF
LTC3631IMS8E-5#TRPBF
LTC3631EDD#TRPBF
LTC3631EDD-3.3#TRPBF
LTC3631EDD-5#TRPBF
LTC3631IDD#TRPBF
LTC3631IDD-3.3#TRPBF
LTC3631IDD-5#TRPBF
MS8E PACKAGE
JA
TOP VIEW
= 40°C/W, θ
9
JC
8
7
6
5
= 5°-10°C/W
GND
HYST
V
RUN
OUT
/V
FB
http://www.linear.com/leadfree/
http://www.linear.com/tapeandreel/
IN
PART MARKING*
LTFDT
LTFFR
LTFDT
LTFFP
LTFFR
LFDV
LFFN
LFFQ
LFDV
LFFN
LFFQ
+ 0.3V)
(Note 1)
Storage Temperature Range ................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MS8E ................................................................ 300°C
PACKAGE DESCRIPTION
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead Plastic MSOP
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
8-Lead (3mm × 3mm) Plastic DFN
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
T
JMAX
8-LEAD (3mm 3mm) PLASTIC DFN
I
SW
SET
V
SS
IN
= 125°C, θ
1
2
3
4
DD PACKAGE
TOP VIEW
JA
= 43°C/W, θ
9
JC
8
7
6
5
= 3°C/W
GND
HYST
V
RUN
TEMPERATURE RANGE
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
–40°C to 125°C
OUT
/V
FB
3631fa