LT1990

2

1990f

Input Voltage Range

Continuous ...................................................... ±250V

Transient (0.1s) ............................................... ±350V

Differential ....................................................... ±500V

Output Short-Circuit Duration (Note 3) ............ Indefinite

Operating Temperature Range (Note 4) ...–40°C to 85°C

Specified Temperature Range (Note 5) ....–40°C to 85°C

Storage Temperature Range .................. –65°C to 150°C

Lead Temperature (Soldering, 10 sec.)................. 300°C

ORDER PART

NUMBER

1990

1990A

1990I

1990AI

LT1990CS8

LT1990IS8

LT1990ACS8

LT1990AIS8

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

G

Gain

Pins 5 and 8 = Open

1

Pins 5 and 8 = GND

10

∆G

Gain Error

LT1990, G = 1

0.4

0.6

%

LT1990A, G = 1

0.07

0.28

%

0.2

0.8

%

GNL

Gain Nonlinearity

G = 1

0.001

0.005

%

G = 10

0.01

%

Input Voltage Range

Guaranteed by CMRR

–5

25

V

–5

80

V

–38

47

V

CMRR

Common Mode Rejection Ratio

RTI (Referred to Input)

LT1990

60

68

dB

LT1990A

70

75

dB

LT1990

60

68

dB

LT1990A

70

75

dB

LT1990

60

68

dB

LT1990A

70

75

dB

Offset Voltage, RTI

G = 1, 10

0.8

3

mV

Input Noise Voltage, RTI

22

Noise Voltage Density, RTI

1

µV/√Hz

3V/5V ELECTRICAL CHARACTERISTICS

S8 PART

MARKING

TOP VIEW

GAIN1

OUT

GAIN2

REF

–IN

+IN

S8 PACKAGE

8-LEAD PLASTIC SO

1

2

3

4

8

7

6

5

(Notes 1, 2)