LT1076-5_1 Datasheet, PDF (2/8 Pages) Linear Technology – 5V Step-Down Switching Regulator

LT1076-5
ABSOLUTE MAXIMUM RATINGS _{(Note 1)}
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
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
PACKAGE/ORDER INFORMATION
FRONT VIEW
5
V_IN
4
V_SW
3
GND
2
V_C
1
FB/SENSE
Q PACKAGE
5-LEAD PLASTIC DD
θ_JC = 4°C/W, θ_JA = 30°C/W
FRONT VIEW
TAB IS
GND
7
SHDN
6
V_C
5
SENSE
4
GND
3
I_LIM
2
V_SW
1
V_IN
R PACKAGE
7-LEAD PLASTIC DD
θ_JC = 4°C/W, θ_JA = 30°C/W
ORDER PART
NUMBER
LT1076CQ-5
ORDER PART
NUMBER
LT1076CR-5
FRONT VIEW
5
V_IN
TAB
4
V_SW
IS
3
GND
GND
2
V_C
1
SENSE
T PACKAGE
5-LEAD PLASTIC TO-220
LEADS ARE FORMED STANDARD
FOR STRAIGHT LEADS, ORDER FLOW 06
θ_JC = 4°C/W, θ_JA = 50°C/W
FRONT VIEW
7
SHDN
TAB
6
V_C
5
SENSE
IS
4
GND
GND
3
I_LIM
2
V_SW
1
V_IN
T7 PACKAGE
7-LEAD PLASTIC TO-220
θ_JC = 4°C/W, θ_JA = 50°C/W
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/
ORDER PART
NUMBER
LT1076CT-5
LT1076HVCT-5
LT1076IT-5
LT1076HVIT-5
ORDER PART
NUMBER
LT1076CT7-5
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T_J = 25°C. V_IN = 25V, unless otherwise noted.
SYMBOL
Switch “On” Voltage (Note 2)
Switch “Off” Leakage
CONDITIONS
I_SW = 0.5A
I_SW = 2A
V_IN = 25V, VSW = 0
V_IN = 25V, VSW = 0
MIN TYP MAX UNITS
l
1.2
V
l
1.7
V
150
μA
250
μA
10765fc
2