Datasheet

2
LT1028/LT1128
Supply Voltage
–55°C to 105°C ................................................ ±22V
105°C to 125°C ................................................ ±16V
Differential Input Current (Note 8) ......................±25mA
Input Voltage ............................ Equal to Supply Voltage
Output Short Circuit Duration .......................... Indefinite
A
U
G
W
A
W
U
W
ARB
S
O
LU
T
EXI T
I
S
Operating Temperature Range
LT1028/LT1128AM, M ..................... –55°C to 125°C
LT1028/LT1128AC, C ......................... –40°C to 85°C
Storage Temperature Range
All Devices ........................................ –65°C to 150°C
Lead Temperature (Soldering, 10 sec.)................. 300°C
WU
U
PACKAGE
/
O
RDER I FOR ATIO
S8 PART MARKING
LT1028CS8
LT1128CS8
ORDER PART
NUMBER
ORDER PART
NUMBER
ORDER PART
NUMBER
1
2
3
45
6
7
8
TOP VIEW

–IN
+IN
V
–
S8 PACKAGE
8-LEAD PLASTIC SOIC

V+
OUT

+
–
V
OS

TRIM
V
OS

TRIM
OVER-
COMP
1028
1128
LT1028AMH
LT1028MH
LT1028ACH
LT1028CH
LT1028AMJ8
LT1028MJ8
LT1028ACJ8
LT1028CJ8
LT1028ACN8
LT1028CN8
LT1128AMJ8
LT1128MJ8
LT1128CJ8
LT1128ACN8
LT1128CN8
LT1028CS16
TOP VIEW
V
+
V
OS
TRIM
–IN
OUT
OVER-
COMP
+IN
V
–
(CASE)
8
7
5
3
2
1
4
H PACKAGE
8-LEAD TO-5 METAL CAN
V
OS
TRIM
+
–
6
N8 PACKAGE
8-LEAD PLASTIC DIP
1
2
3
45
6
7
8
TOP VIEW
–IN
+IN
V
–
V+
OUT

+
–
J8 PACKAGE
8-LEAD CERAMIC DIP
OVER-
COMP
V
OS
TRIM
V
OS
TRIM
SYMBOL PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
V
OS
Input Offset Voltage (Note 1) 10 40 20 80 µV
∆V
OS
Long Term Input Offset (Note 2) 0.3 0.3 µV/Mo
∆Time Voltage Stability
I
OS
Input Offset Current V
CM
= 0V 12 50 18 100 nA
I
B
Input Bias Current V
CM
= 0V ±25 ±90 ±30 ±180 nA
e
n
Input Noise Voltage 0.1Hz to 10Hz (Note 3) 35 75 35 90 nV
P-P
E
LECTR
IC
AL C CHARA TERIST
ICS
V
S
= ±15V, T
A
= 25°C, unless otherwise noted.
LT1028AM/AC
LT1128AM/AC
LT1028M/C
LT1128M/C
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SOL
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
NC
NC
TRIM
–IN
+IN
V
–

NC
NC

NC
NC
TRIM
V
+

OUT

NC
NC
NOTE: THIS DEVICE IS NOT RECOM-
MENDED FOR NEW DESIGNS
OVER-
COMP
+
–