LTC2055H(RevA) Ver la hoja de datos (PDF) - Linear Technology
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LTC2055H Datasheet PDF : 12 Pages
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LTC2054/LTC2055
TYPICAL APPLICATIO S
Low Power, Bidirectional 60V Precision Hi Side Current Sense
1N4686
3.9VZ
10µF
POSITIVE SENSE
5
3
LTC1754-5
BAT54
1
24 6
1µF
10µF
10mΩ
–+
VSENSE
100Ω
0.1µF
100Ω
PRECISION
BIDIRECTIONAL
3+
5 GAIN OF 125
1
LTC2054
4–
0.1µF
2
ON 5V
OFF 0V
33Ω
2N5401
MPSA42
35.7k
POWER SUPPLY
(NOTE: POSITIVE
CURRENT SENSE
INCLUDES CIRCUIT
SUPPLY CURRENT)
Precision Low Drift Integrator
OPEN
t = tO
S1
1Ω
10µF
1MΩ
VIN
5V
4– 5
LTC2054HV
3+ 2
–5V
1
∫t VIN(t) dt
tO 10sec
20545 TA07
12.4k
1
PRECISION
BIDIRECTIONAL
HIGH VOLTAGE
LEVEL SHIFT
AND GAIN OF 8
2
7
VS– VS+ 8
LT1787HV
VOUT = 2.5V
5 +1000* VSENSE
4.7µF
6
2.5V REF
4
20545 TA06
Ultra-Precision, Wide Dynamic Range
10Hz Bandwidth Photodiode Amplifier
100k
0.15µF
GAIN = 0.1V/µA
~10pA RESOLUTION
50µA FULL SCALE
1k
ANY
PHOTODIODE
5V
4– 5
LTC2054
3+ 2
–5V
1 2k
0.01µF
20545 TA08
RELATED PARTS
PART NUMBER DESCRIPTION
LTC1049
Low Power Zero-Drift Op Amp
LTC1050
Precision Zero-Drift Op Amp
LTC1051/LTC1053 Precision Zero-Drift Op Amp
LTC1150
±15V Zero-Drift Op Amp
LTC1152
Rail-to-Rail Input and Output Zero-Drift Op Amp
LT1677
Low Noise Rail-to-Rail Input and Ouptput
Precision Op Amp
LT1884/LT1885 Rail-to-Rail Output Precision Op Amp
LTC2050
Zero-Drift Op Amp
LTC2051/LTC2052 Dual/Quad Zero-Drift Op Amp
LTC2053
Zero-Drift Instrumentation Amp
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
COMMENTS
Low Supply Current 200µA
Single Supply Operation 4.75V to 16V, Noise Tested and Guaranteed
Dual/Quad Version of the LTC1050
High Voltage Operation ±18V
Single Zero-Drift Op Amp with Rail-to-Rail Input and Output and Shutdown
VOS = 90µV, VS = 2.7V to 44V
VOS = 50µV, IB = 400pA, VS = 2.7V to 40V
Enhanced Output Drive Capability
Dual/Quad Version of the LTC2050 in MS8/GN16 Package
Rail-to-Rail Input
sn20545 20545fas
LT/TP 0404 1K REV A • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2004
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