Datasheet
LTC3626
2
3626f
ABSOLUTE MAXIMUM RATINGS
PV
IN
........................................................... –0.3V to 22V
SV
IN
........................................................... –0.3V to 22V
BOOST
.................................................... –0.3V to 25.6V
BOOST-SW
................................................ –0.3V to 3.6V
INTV
CC
...................................................... –0.3V to 3.6V
ITH, RT, FB
................................. –0.3V to INTV
CC
+ 0.3V
MODE/SYNC
..............................–0.3V to INTV
CC
+ 0.3V
TRACK/SS, IMON
IN
, IMON
OUT
...–0.3V to INTV
CC
+ 0.3V
TSET, TMON
..............................–0.3V to INTV
CC
+ 0.3V
SW, RUN
.......................................... –0.3V to V
IN
+ 0.3V
PGOOD
....................................................... –0.3V to 22V
V
ON
............................................................ –0.3V to 18V
SW Source Current (DC, Note 2)
..............................2.5A
Operating Junction Temperature Range
(Notes 3, 4)
........................................... –40°C to 125°C
Storage Temperature Range
.................. –65°C to 150°C
(Note 1)
20 19 18 17
7 8
TOP VIEW
21
PGND
UDC PACKAGE
20-LEAD (3mm × 4mm) PLASTIC QFN
9 10
6
5
4
3
2
1
11
12
13
14
15
16
BOOST
INTV
CC
V
ON
TSET
TMON
SGND
PV
IN
PV
IN
SV
IN
RUN
RT
ITH
SW
SW
PGOOD
MODE/SYNC
IMON
IN
IMON
OUT
TRACK/SS
FB
T
JMAX
= 125°C, θ
JA
= 47°C/W
EXPOSED PAD (PIN 21) IS PGND, MUST BE SOLDERED TO PCB
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3626EUDC#PBF LTC3626EUDC#TRPBF LGCC
20-Lead (3mm × 4mm) Plastic QFN
–40°C to 125°C
LTC3626IUDC#PBF LTC3626IUDC#TRPBF LGCC
20-Lead (3mm × 4mm) Plastic QFN
–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/