Datasheet

2
LT1375/LT1376
13756fd
ABSOLUTE MAXIMUM RATINGS
W
WW
U
Input Voltage
LT1375/LT1376 .................................................. 25V
LT1375HV/LT1376HV ........................................ 30V
BOOST Pin Voltage
LT1375/LT1376 .................................................. 35V
LT1375HV/LT1376HV ........................................ 40V
SHDN Pin Voltage ..................................................... 7V
BIAS Pin Voltage ...................................................... 7V
FB Pin Voltage (Adjustable Part) ............................ 3.5V
FB Pin Current (Adjustable Part) ............................ 1mA
Sense Voltage (Fixed 5V Part) .................................. 7V
SYNC Pin Voltage ..................................................... 7V
Operating Junction Temperature Range
LT1375C/LT1376C ............................... 0°C to 125° C
LT1375I/LT1376I............................. – 40°C to 125°C
Storage Temperature Range ................ –65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
(Note 1)
PACKAGE/ORDER INFORMATION
W
U
U
TOP VIEW
S PACKAGE
16-LEAD PLASTIC NARROW SO
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
GND
NC
BOOST
V
IN
V
SW
BIAS
NC
GND
GND
NC
V
C
FB/SENSE
GND
SHDN
NC
GND
ORDER PART NUMBER
θ
JA
=50°C/ W WITH FUSED CORNER PINS
CONNECTED TO GROUND PLANE OR LARGE
LANDS
1
2
3
4
8
7
6
5
TOP VIEW
BOOST
V
IN
V
SW
BIAS
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
V
C
FB/SENSE
GND
SHDN
θ
JA
= 100°C/ W (N8)
θ
JA
= 120°C/ W TO 150°C/W DEPENDING ON
PC BOARD LAYOUT (S8)
1
2
3
4
8
7
6
5
TOP VIEW
V
C
FB/SENSE
GND
SYNC
N8 PACKAGE
8-LEAD PDIP
S8 PACKAGE
8-LEAD PLASTIC SO
BOOST
V
IN
V
SW
SHDN
θ
JA
= 100°C/ W (N8)
θ
JA
= 120°C/ W TO 150°C/W DEPENDING ON
PC BOARD LAYOUT (S8)
LT1375CN8
LT1375CN8-5
LT1375IN8
LT1375IN8-5
LT1375CS8
LT1375CS8-5
LT1375HVCS8
LT1375IS8
LT1375IS8-5
LT1375HVIS8
ORDER PART
NUMBER
LT1376CN8
LT1376CN8-5
LT1376IN8
LT1376IN8-5
LT1376CS8
LT1376CS8-5
LT1376HVCS8
LT1376IS8
LT1376IS8-5
LT1376HVIS8
S8 PART
MARKING
1375
13755
1375HV
1375I
1375I5
375HVI
1376
13765
1376HV
1376I
1376I5
376HVI
LT1376CS
LT1376IS
LT1376HVCS
LT1376HVIS
ORDER PART
NUMBER
S8 PART
MARKING
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 specified with wider operating temperature ranges.