Datasheet

LTC3805-5
2
38055fe
ABSOLUTE MAXIMUM RATINGS
V
CC
to GND
Low Impedance Source
........................ –0.3V to 8.8V
Current Fed
........................................25mA into V
CC
*
SYNC
........................................................... –0.3V to 6V
SSFLT........................................................... –0.3V to 5V
FB, I
TH
, FS ................................................. –0.3V to 3.5V
RUN
........................................................... –0.3V to 18V
(Note 1)
OC, I
SENSE
.................................................... –0.3V to 1V
Operating Junction Temperature Range
(Notes 2, 3)
........................................... –55°C to 150°C
Storage Temperature Range
..................–65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSE Package .................................................... 300°C
*LTC3805-5 internal clamp circuit regulates V
CC
voltage to 9.5V
TOP VIEW
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
10
11
9
6
7
8
4
5
3
2
1
GATE
V
CC
OC
I
SENSE
SYNC
SSFLT
I
TH
FB
RUN
FS
T
JMAX
= 125°C, θ
JA
= 45°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE CONNECTED TO GND
1
2
3
4
5
SSFLT
I
TH
FB
RUN
FS
10
9
8
7
6
GATE
V
CC
OC
I
SENSE
SYNC
TOP VIEW
MSE PACKAGE
10-LEAD PLASTIC MSOP
11
T
JMAX
= 125°C, θ
JA
= 45°C/W
EXPOSED PAD (PIN 11) IS GND, MUST BE CONNECTED TO GND
PIN CONFIGURATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3805EMSE-5#PBF LTC3805EMSE-5#TRPBF LTDGX 10-Lead Plastic MSOP –40°C to 85°C
LTC3805IMSE-5#PBF LTC3805IMSE-5#TRPBF LTDGX 10-Lead Plastic MSOP –40°C to 125°C
LTC3805HMSE-5#PBF LTC3805HMSE-5#TRPBF LTDGX 10-Lead Plastic MSOP –40°C to 150°C
LTC3805MPMSE-5#PBF LTC3805MPMSE-5#TRPBF LTDGX 10-Lead Plastic MSOP –55°C to 150°C
LTC3805EDD-5#PBF LTC3805EDD-5#TRPBF LDHB
10-Lead (3mm × 3mm) Plastic DFN
–40°C to 85°C
LTC3805IDD-5#PBF LTC3805IDD-5#TRPBF LDHB
10-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 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/
ORDER INFORMATION