LT1963A Series
absoluTe MaxiMuM raTings
(Note 1)
IN Pin Voltage ........................................................ ± 20V
OUT Pin Voltage ......................................................±20V
Input to Output Differential Voltage (Note 2) ...........±20V
SENSE Pin Voltage ............................................... ± 20V
ADJ Pin Voltage ...................................................... ±7V
SHDN
Pin Voltage ................................................. ±20V
Output Short-Circuit Duration ........................ Indefinite
Operating Junction Temperature Range (Note 3)
LT1963AE...........................................– 40°C to 125°C
LT1963AI............................................– 40°C to 125°C
LT1963AMP .......................................– 55°C to 125°C
Storage Temperature Range...................– 65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
pin conFiguraTion
TOP VIEW
GND
FRONT VIEW
5
TAB IS
GND
4
3
2
1
Q PACKAGE
5-LEAD PLASTIC DD
SENSE/ADJ*
OUT
GND
IN
SHDN
TAB IS
GND
FRONT VIEW
5
4
3
2
1
T PACKAGE
5-LEAD PLASTIC TO-220
NC
SENSE/
ADJ*
OUT
GND
IN
SHDN
OUT
OUT
OUT
SENSE/ADJ*
GND
GND
1
2
3
4
5
6
7
8
17
16 GND
15 NC
14 IN
13 IN
12 IN
11 NC
10
SHDN
9
GND
*PIN 5 = SENSE FOR LT1963A-1.5/LT1963A-1.8/
LT1963A-2.5/LT1963A-3.3
= ADJ FOR LT1963A
T
JMAX
= 150°C,
θ
JA
= 30°C/ W
*PIN 5 = SENSE FOR LT1963A-1.5/LT1963A-1.8/
LT1963A-2.5/LT1963A-3.3
= ADJ FOR LT1963A
T
JMAX
= 150°C,
θ
JA
= 50°C/ W
*PIN 6 = SENSE FOR LT1963A-1.5/LT1963A-1.8/
LT1963A-2.5/LT1963A-3.3
= ADJ FOR LT1963A
T
JMAX
= 150°C,
θ
JA
= 38°C/ W
FE PACKAGE
16-LEAD PLASTIC TSSOP
EXPOSED PAD (PIN 17) IS GND. MUST BE
SOLDERED TO THE PCB.
FRONT VIEW
3
TAB IS
GND
2
1
OUT
GND
IN
OUT 1
SENSE/ADJ* 2
GND 3
NC 4
TOP VIEW
8
7
6
5
IN
GND
GND
SHDN
ST PACKAGE
3-LEAD PLASTIC SOT-223
S8 PACKAGE
8-LEAD PLASTIC SO
T
JMAX
= 150°C,
θ
JA
= 50°C/ W
*PIN 2 = SENSE FOR LT1963A-1.5/LT1963A-1.8/
LT1963A-2.5/LT1963A-3.3
= ADJ FOR LT1963A
T
JMAX
= 150°C,
θ
JA
= 70°C/ W
2
1963aff
For more information
LINER [ LINEAR TECHNOLOGY ]
