LT5400
Quad Matched
Resistor Network
Fea T Descrip T
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Excellent Matching
The LT 5400 is a quad resistor network with excellent
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A-Grade: 0.01% Matching
matching specifications over the entire temperature range.
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B-Grade: 0.025% Matching
Matching is also specified when the LT5400 is configured
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0.2ppm/C Matching Temperature Drift
in a difference amplifier. This enhanced matching specifica-
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75V Operating Voltage (80V Abs Max)
tion guarantees CMRR performance to be up to 2 better
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8ppm/C Absolute Resistor Value Temperature Drift
than independently matched resistors.
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Long-Term Stability: <2ppm at 2000 Hrs
All four resistors can be accessed and biased independently,
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55C to 150C Operating Temperature
making the LT5400 a convenient and versatile choice for
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8-Lead MSOP Package
any application that can benefit from matched resistors.
These resistor networks provide precise ratiometric stability
a T
required in highly accurate difference amplifiers, voltage
references and bridge circuits.
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Difference Amplifier
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Reference Divider
The LT5400 is available in a space-saving 8-pin MSOP
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Precision Summing /Subtracting
package, and is specified over the temperature range of
55C to 150C.
L, LT, LTC, LTM, Linear Technology and the Linear logo are registered trademarks of Linear
Technology Corporation. All other trademarks are the property of their respective owners.
Typical a T
Difference Amplifier Distribution of Matching Drift
30
4.7pF
25
LT5400-4
R1
20
1 8
R2
2 7
15
INPUTS LT1468
R3
3 6
+
+
R4
10
REF 4 5
LT5400-4 5
4.7pF
CMRR > 80dB AT 200kHz
THD < 120dB AT 1kHz, 20V
P-P
0
5400 TA01a
1 0.80.60.40.2 0 0.2 0.4 0.6 0.8 1
ppm/C
5400 G01
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For more information www.linear.com/LT5400
RELATIVE OCCURRENCE
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a Te Maxi Mu M r a T p c F T
(Note 1)
TOP VIEW
Total Voltage (Across Any 2 Pins) (Note 2)..80V
R1
Power Dissipation (Each Resistor) (Note 3) ....... 800mW
1 8
R2
2 7
Operating Temperature Range (Note 4)
R3
6
3
LT5400C .............................................. 40C to 85C
R4
4 5
LT5400I ............................................... 40C to 85C
MS8E PACKAGE
LT5400H ............................................ 40C to 125C
8-LEAD PLASTIC MSOP
LT5400MP ......................................... 55C to 150C = 40C/W, = 10C/W
JA JC
EXPOSED PAD (PIN 9) IS FLOATING
Specified Temperature Range (Note 4)
LT5400C .................................................. 0C to 70C
LT5400I ............................................... 40C to 85C
LT5400H ............................................ 40C to 125C
LT5400MP ......................................... 55C to 150C
Maximum Junction Temperature .......................... 150C
Storage Temperature Range ................... 65C to 150C
a o p T
PART NUMBER R2 = R3 () R1 = R4 () RESISTOR RATIO
LT5400-1 10k 10k 1:1
LT5400-2 100k 100k 1:1
LT5400-3 10k 100k 1:10
LT5400-4 1k 1k 1:1
LT5400-5 1M 1M 1:1
LT5400-6 1k 5k 1:5
LT5400-7 1.25k 5k 1:4
LT5400-8 1k 9k 1:9
o r D i n F Ma T
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION SPECIFIED TEMPERATURE RANGE
LT5400ACMS8E-1#PBF LT5400ACMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 0C to 70C
LT5400BCMS8E-1#PBF LT5400BCMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 0C to 70C
LT5400AIMS8E-1#PBF LT5400AIMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 40C to 85C
LT5400BIMS8E-1#PBF LT5400BIMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 40C to 85C
LT5400AHMS8E-1#PBF LT5400AHMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 40C to 125C
LT5400BHMS8E-1#PBF LT5400BHMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 40C to 125C
LT5400BMPMS8E-1#PBF LT5400BMPMS8E-1#TRPBF LTFVR 8-Lead Plastic MSOP 55C to 150C
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For more information www.linear.com/LT5400
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