Datasheet

LT8410/LT8410-1
2
84101fb
PIN CONFIGURATIONABSOLUTE MAXIMUM RATINGS
V
CC
Voltage ................................................–0.3V to 16V
SW Voltage
................................................–0.3V to 40V
CAP Voltage
...............................................–0.3V to 40V
V
OUT
Voltage ..............................................–0.3V to 40V
SHDN Voltage ............................................–0.3V to 16V
V
REF
Voltage ..............................................–0.3V to 2.5V
FBP Voltage
..............................................–0.3V to 2.5V
Maximum Junction Temperature .......................... 125°C
Operating Temperature Range (Note 2)..–40°C to 125°C
Storage Temperature Range
...................–65°C to 150°C
(Note 1)
TOP VIEW
SHDN
V
CC
GND
SW
FBP
V
REF
CAP
V
OUT
DC PACKAGE
8-LEAD (2mm × 2mm) PLASTIC DFN
9
4
1
2
3
6
5
7
8
T
JMAX
= 125°C, θ
JA
= 88°C/W
EXPOSED PAD (PIN #9) IS GND, MUST BE SOLDERED TO PCB
ELECTRICAL CHARACTERISTICS
PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Operating Voltage 2.2 2.5 V
Maximum Operating Voltage 16 V
Reference Voltage
l
1.220 1.235 1.255 V
V
REF
Current Limit (Note 3) 10 µA
V
REF
Discharge Time 70 µS
V
REF
Line Regulation 0.01 %/V
Quiescent Current Not Switching
l
8.5 12 µA
Quiescent Current in Shutdown V
SHDN
= 0V
l
0 1 µA
Quiescent Current from V
OUT
and CAP V
OUT
= 16V 3 µA
Minimum Switch Off Time After Start-Up (Note 4)
During Start-Up (Note 4)
240
600
nS
nS
Switch Current Limit LT8410
LT8410-1
l
l
20
6
25
8
30
10
mA
mA
The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 3V, V
SHDN
= V
CC
unless otherwise noted. (Note 2)
ORDER INFORMATION
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT8410EDC#PBF LT8410EDC#TRPBF LDQR
8-Lead (2mm × 2mm) Plastic DFN
–40°C to 125°C
LT8410IDC#PBF LT8410IDC#TRPBF LDQR
8-Lead (2mm × 2mm) Plastic DFN
–40°C to 125°C
LT8410EDC-1#PBF LT8410EDC-1#TRPBF LFCC
8-Lead (2mm × 2mm) Plastic DFN
–40°C to 125°C
LT8410IDC-1#PBF LT8410IDC-1#TRPBF LFCC
8-Lead (2mm × 2mm) 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/