Datasheet

LT3663
2
3663fc
For more information www.linear.com/LT3663
absoluTe MaxiMuM raTings
Input Voltage (V
IN
) (Note 2) ......................................60V
BOOST Pin Voltage ...................................................50V
BOOST Pin Above SW Pin .........................................25V
V
OUTS
, V
OUT
, I
SENSE
, FB Pins ....................................... 6V
RUN Pin (Note 2) ......................................................60V
(Note 1)
orDer inForMaTion
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3663EDCB#PBF LT3663EDCB#TRPBF LDVK
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663IDCB#PBF LT3663IDCB#TRPBF LDVK
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663EDCB-3.3#PBF LT3663EDCB-3.3#TRPBF LFMW
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663IDCB-3.3#PBF LT3663IDCB-3.3#TRPBF LFMW
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663EDCB-5#PBF LT3663EDCB-5#TRPBF LFMY
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663IDCB-5#PBF LT3663IDCB-5#TRPBF LFMY
8-Lead (2mm × 3mm) Plastic DFN
–40°C to 125°C
LT3663EMS8E#PBF LT3663EMS8E#TRPBF LTDWT 8-Lead Plastic MSOP –40°C to 125°C
LT3663IMS8E#PBF LT3663IMS8E#TRPBF LTDWT 8-Lead Plastic MSOP –40°C to 125°C
LT3663HMS8E#PBF LT3663HMS8E#TRPBF LTDWT 8-Lead Plastic MSOP –40°C to 150°C
LT3663EMS8E-3.3#PBF LT3663EMS8E-3.3#TRPBF LTFMX 8-Lead Plastic MSOP –40°C to 125°C
LT3663IMS8E-3.3#PBF LT3663IMS8E-3.3#TRPBF LTFMX 8-Lead Plastic MSOP –40°C to 125°C
LT3663HMS8E-3.3#PBF LT3663HMS8E-3.3#TRPBF LTFMX 8-Lead Plastic MSOP –40°C to 150°C
LT3663EMS8E-5#PBF LT3663EMS8E-5#TRPBF LTFMZ 8-Lead Plastic MSOP –40°C to 125°C
Operating Junction Temperature Range (Note 3)
LT3663E ............................................. –40°C to 125°C
LT3663I .............................................. –40°C to 125°C
LT3663H ............................................ –40°C to 150°C
Storage Temperature .............................. –65°C to 150°C
pin conFiguraTion
TOP VIEW
SW
BOOST
I
SENSE
V
OUT
V
IN
RUN
FB
I
LIM
DCB PACKAGE
8-LEAD (2mm × 3mm) PLASTIC DFN
9
GND
3
4
2
1
6
5
7
8
θ
JA
= 64°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
TOP VIEW
SW
BOOST
I
SENSE
V
OUT
V
IN
RUN
V
OUTS
I
LIM
DCB PACKAGE
8-LEAD (2mm × 3mm) PLASTIC DFN
9
GND
3
4
2
1
6
5
7
8
θ
JA
= 64°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
V
IN
RUN
FB
I
LIM
8
7
6
5
SW
BOOST
I
SENSE
V
OUT
TOP VIEW
9
GND
MSE PACKAGE
8-LEAD PLASTIC MSOP
θ
JA
= 35°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
1
2
3
4
V
IN
RUN
V
OUTS
I
LIM
8
7
6
5
SW
BOOST
I
SENSE
V
OUT
TOP VIEW
9
GND
MSE PACKAGE
8-LEAD PLASTIC MSOP
θ
JA
= 35°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
LT3663
LT3663
LT3663-X
LT3663-X