Datasheet
LT1076-5
2
10765fc
ABSOLUTE MAXIMUM RATINGS
Input Voltage
LT1076-5 .............................................................45V
LT1076HV-5 .........................................................64V
Switch Voltage with Respect to Input Voltage
LT1076-5 ..............................................................64V
LT1076HV-5 .........................................................75V
Switch Voltage with Respect to Ground Pin
(V
SW
Negative)
LT1076-5 (Note 6) ................................................35V
LT1076HV-5 (Note 6) ...........................................45V
(Note 1)
SYMBOL CONDITIONS MIN TYP MAX UNITS
Switch “On” Voltage (Note 2) I
SW
= 0.5A
I
SW
= 2A
l
l
1.2
1.7
V
V
Switch “Off” Leakage V
IN
= 25V, VSW = 0
V
IN
= 25V, VSW = 0
150
250
μA
μA
Q PACKAGE
5-LEAD PLASTIC DD
FRONT VIEW
V
IN
V
SW
GND
V
C
FB/SENSE
5
4
3
2
1
θ
JC
= 4°C/W, θ
JA
= 30°C/W
R PACKAGE
7-LEAD PLASTIC DD
FRONT VIEW
TAB IS
GND
SHDN
V
C
SENSE
GND
I
LIM
V
SW
V
IN
7
6
5
4
3
2
1
θ
JC
= 4°C/W, θ
JA
= 30°C/W
ORDER PART
NUMBER
ORDER PART
NUMBER
LT1076CQ-5 LT1076CR-5
T PACKAGE
5-LEAD PLASTIC TO-220
FRONT VIEW
TAB
IS
GND
5
4
3
2
1
V
IN
GND
SENSE
V
SW
V
C
LEADS ARE FORMED STANDARD
FOR STRAIGHT LEADS, ORDER FLOW 06
θ
JC
= 4°C/W, θ
JA
= 50°C/W
T7 PACKAGE
7-LEAD PLASTIC TO-220
SHDN
SENSE
I
LIM
V
IN
V
C
GND
V
SW
FRONT VIEW
TAB
IS
GND
7
6
5
4
3
2
1
θ
JC
= 4°C/W, θ
JA
= 50°C/W
ORDER PART
NUMBER
ORDER PART
NUMBER
LT1076CT-5
LT1076HVCT-5
LT1076IT-5
LT1076HVIT-5
LT1076CT7-5
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
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.
PACKAGE/ORDER INFORMATION
Sense Pin Voltage ............................................ –2V, 10V
Maximum Operating Ambient Temperature Range
LT1076C-5, LT1076HVC-5 ....................... 0°C to 70°C
LT1076I-5, LT1076HVI-5 ..................... –40°C to 85°C
Maximum Operating Junction Temperature Range
LT1076C-5, LT1076HVC-5 ..................... 0°C to 125°C
LT1076I-5, LT1076HVI-5 ................... –40°C to 125°C
Maximum Storage Temperature ............ –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ELECTRICAL CHARACTERISTICS
The l denotes the specifi cations which apply over the full operating
temperature range, otherwise specifi cations are at T
J
= 25°C. V
IN
= 25V, unless otherwise noted.