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LT1990

1990fb

Order Options Tape and Reel: Add #TR

Lead Free: Add #PBF

Lead Free Tape and Reel: Add #TRPBF

Lead Free Part Marking: http://www.linear.com/leadfree/

S8 PART MARKING

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Gain

Pins 5 and 8 = Open

Pins 5 and 8 = VREF

∆G

Gain Error

VOUT = 0.5V to (+Vs) –0.75V

LT1990, G = 1

0.4

0.6

LT1990A, G = 1

0.07

0.28

G = 10, VS = 5V, 0V

0.2

0.8

GNL

Gain Nonlinearity

VS = 5V, 0V; VOUT = 0.5V to 4.25V

G = 1

0.001

0.005

G = 10

0.01

VCM

Input Voltage Range

Guaranteed by CMRR

VS = 3V, 0V; VREF = 1.25V

–5

VS = 5V, 0V; VREF = 1.25V

–5

VS = 5V, 0V; VREF = 2.5V

–38

CMRR

Common Mode Rejection Ratio

VS = 3V, 0V (Note 7)

RTI (Referred to Input)

VCM = –5V to 25V, VREF = 1.25V

LT1990

LT1990A

VS = 5V, 0V

VCM = –5V to 80V, VREF = 1.25V

LT1990

LT1990A

VS = 5V, 0V (Note 7)

VCM = –38V to 47V, VREF = 2.5V

LT1990

LT1990A

Total Supply Voltage (V+ to V–) ............................... 36V

Input Voltage Range

Continuous ......................................................

±250V

Transient (0.1s) ...............................................

±350V

Differential .......................................................

±500V

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

Operating Temperature Range (Note 4)

LT1990C .............................................. –40

°C to 85°C

LT1990I ............................................... –40

°C to 85°C

LT1990H ........................................... –40

°C to 125°C

Specified Temperature Range (Note 5)

LT1990C .............................................. –40

°C to 85°C

LT1990I ............................................... –40

°C to 85°C

LT1990H ........................................... –40

°C to 125°C

Junction Temperature ........................................... 150

°C

Storage Temperature Range .................. –65

°C to 150°C

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

°C

ORDER PART NUMBER

1990

1990I

1990H

1990A

1990AI

1990AH

LT1990CS8

LT1990IS8

LT1990HS8

LT1990ACS8

LT1990AIS8

LT1990AHS8

ABSOLUTE

AXI U

RATI GS

PACKAGE/ORDER I FOR ATIO

3V/5V ELECTRICAL CHARACTERISTICS

VS = 3V, 0V; VS = 5V, 0V; RL = 10k, VCM = VREF = half supply, G = 1, 10, TA = 25°C, unless otherwise noted. (Note 6)

(Notes 1, 2)

Consult LTC Marketing for parts specified with wider operating temperature ranges.

TJMAX = 150°C, θJA = 190°C/W

TOP VIEW

GAIN1

V+

OUT

GAIN2

REF

–IN

+IN

V–

S8 PACKAGE

8-LEAD PLASTIC SO

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