LT1963 Series
W W
U W
ABSOLUTE AXI U RATI GS (Note 1)
SHDN Pin Voltage................................................. ±20V
Output Short-Circuit Duration ......................... Indefinite
Operating Junction Temperature Range –45°C to 125°C
Storage Temperature Range ................. –65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
IN Pin Voltage........................................................ ±20V
OUT Pin Voltage .................................................... ±20V
Input to Output Differential Voltage (Note 2) ......... ±20V
SENSE Pin Voltage ............................................... ±20V
ADJ Pin Voltage ...................................................... ±7V
U W
U
PACKAGE/ORDER I FOR ATIO
FRONT VIEW
FRONT VIEW
ORDER PART
NUMBER
ORDER PART
5
4
3
2
1
SENSE/ADJ*
OUT
5
4
3
2
1
SENSE/ADJ*
OUT
NUMBER
TAB IS
GND
GND
GND
LT1963ET
LT1963EQ
IN
IN
LT1963ET-1.5
LT1963ET-1.8
LT1963ET-2.5
LT1963ET-3.3
LT1963EQ-1.5
LT1963EQ-1.8
LT1963EQ-2.5
LT1963EQ-3.3
SHDN
SHDN
TAB IS
GND
T PACKAGE
5-LEAD PLASTIC TO-220
Q PACKAGE
5-LEAD PLASTIC DD
*PIN 5 = SENSE FOR LT1963-1.8/LT1963-2.5/LT1963-3.3
= ADJ FOR LT1963
*PIN 5 = SENSE FOR LT1963-1.8/LT1963-2.5/LT1963-3.3
= ADJ FOR LT1963
T
JMAX = 150°C, θJA = 50°C/ W
TJMAX = 150°C, θJA = 30°C/ W
ORDER PART
NUMBER
ORDER PART
NUMBER
TOP VIEW
LT1963EST-1.5
LT1963EST-1.8
LT1963EST-2.5
LT1963EST-3.3
LT1963ES8
FRONT VIEW
OUT
SENSE/ADJ*
GND
1
2
3
4
8
7
6
5
IN
LT1963ES8-1.5
LT1963ES8-1.8
LT1963ES8-2.5
LT1963ES8-3.3
3
2
1
OUT
GND
IN
GND
GND
SHDN
TAB IS
GND
NC
S8 PACKAGE
8-LEAD PLASTIC SO
ST PACKAGE
3-LEAD PLASTIC SOT-223
ST PART
MARKING
S8 PART
MARKING
*PIN 2 = SENSE FOR LT1963-1.8/LT1963-2.5/LT1963-3.3
= ADJ FOR LT1963
TJMAX = 150°C, θJA = 50°C/ W
TJMAX = 150°C, θJA = 70°C/ W
1963
196315
196318
196325
196333
196315
196318
196325
196333
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. (Note 3)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Input Voltage (Notes 4,12)
I
I
= 0.5A
= 1.5A
1.9
2.1
V
V
LOAD
LOAD
●
●
●
2.5
Regulated Output Voltage (Note 5)
LT1963-1.5
V
= 2.21V, I
= 1mA
1.477
1.447
1.500
1.500
1.523
1.545
V
V
IN
LOAD
2.5V < V < 20V, 1mA < I
< 1.5A
< 1.5A
IN
LOAD
LOAD
LT1963-1.8
V
IN
= 2.3V, I
= 1mA
LOAD
1.773
1.737
1.800
1.800
1.827
1.854
V
V
2.8V < V < 20V, 1mA < I
IN
1963fa
2
Linear Systems [ Linear Systems ]
