LT1991

2

1991fb

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

∆G

Gain Error

G = 1; LT1991A

●

±0.04

%

G = 1; LT1991

●

±0.08

%

G = 3 or 9; LT1991A

●

±0.06

%

G = 3 or 9; LT1991

●

±0.12

%

GNL

Gain Nonlinearity

●

1

10

ppm

∆G/∆T

Gain Drift vs Temperature (Note 6)

●

0.3

3

ppm/°C

CMRR

Common Mode Rejection Ratio,

Referred to Inputs (RTI)

G = 9; LT1991A

●

80

100

dB

G = 3; LT1991A

●

75

93

dB

G = 1; LT1991A

●

75

90

dB

Any Gain; LT1991

●

60

70

dB

Input Voltage Range (Note 7)

P1/M1 Inputs

●

–28

27.6

V

●

–0.5

5.1

V

●

0.75

2.35

V

ABSOLUTE

AXI U

RATI GS

(Note 1)

Input Voltage (Pins P1/M1, Note 2) ....................... ±60V

Input Voltage

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

ORDER PART

NUMBER

DD PART MARKING*

LBMM

LT1991CDD

LT1991IDD

LT1991ACDD

LT1991AIDD

*Temperature and electrical grades are identified by a label on the shipping container. Consult LTC Marketing for parts specified with wider operating temperature ranges.

Maximum Junction Temperature

DD Package ...................................................... 125°C

MS Package ..................................................... 150°C

Storage Temperature Range

DD Package .......................................–65°C to 125°C

MS Package ......................................–65°C to 150°C

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

ORDER PART

NUMBER

MS PART MARKING*

LTQD

LT1991CMS

LT1991IMS

LT1991ACMS

LT1991AIMS

CONNECTION OPTIONAL

PACKAGE/ORDER I FOR ATIO

TOP VIEW

DD PACKAGE

10-LEAD (3mm × 3mm) PLASTIC DFN

10

9

6

7

8

4

5

3

2

1

M1

M3

M9

OUT

P1

P3

P9

REF

1

2

3

4

5

P1

P3

P9

REF

10

9

8

7

6

M1

M3

M9

OUT

TOP VIEW

MS PACKAGE

10-LEAD PLASTIC MSOP