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Instrumentation Amplifiers

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MCP6S22-I/MS
Microchip Technology
1mA 22V/μs 12MHz 1 3V 5.5V 275μV 1pA 12MHz MSOP-8 SMD mount 3mm*3mm*850μm
Quantity: 1000
Ship Date: 5-12 working days
Within 3 years
100+ $1.1772
300+ $1.1448
500+ $1.1025
1000+ $1.0815
2500+ $1.0605
- +
x $1.1772
Ext. Price: $117.72
MOQ: 100
Mult: 100
SGM8584XTS14G/TR
SGMICRO
1.5KHz 4 5.5V 100μV 60pA TSSOP-14
Quantity: 15000
Ship Date: 6-8 weeks
3000+ $0.9788
- +
x $0.9788
Ext. Price: $2936.40
MOQ: 3000
Mult: 3000
SPQ: 3000
AD8231-EVALZ
Analog Devices
4mA 1.1V/μs 70mA
Quantity: 1
Ship Date: 10-18 working days
1+ $92.3665
- +
x $92.3665
Ext. Price: $92.36
MOQ: 1
Mult: 1
SPQ: 1
AD8230YRZ-REEL
Analog Devices
3.2mA 2V/μs 110dB 15mA 1 8V ±8V,16V 20μV 150pA 2KHz SOIC-8 SMD mount,glue mount 1.5mm(height)
Quantity: 2500
Ship Date: 5-8 weeks
2500+ $6.7714
5000+ $6.5512
7500+ $6.386
- +
x $6.7714
Ext. Price: $16928.50
MOQ: 2500
Mult: 2500
SPQ: 2500
LOG2112AIDWR
Texas Instruments
1.25mA 500mV/μs 1.4MHz 100dB(Typ) 2 36V 300μV 5pA 45KHz SOIC-16 SMD mount,glue mount
Quantity: 8295
Ship Date: 3-4 weeks
1000+ $21.39
2000+ $21.0335
3000+ $20.677
- +
x $21.39
Ext. Price: $21390.00
MOQ: 1000
Mult: 1000
MAX4326ESA+T
Analog Devices
725μA(x2 Channels) 2V/μs 5MHz 62dB 50mA 2 6.5V 700μV 50nA SOIC-8 SMD mount,glue mount 1.5mm(height)
Quantity: 3000
Ship Date: 2-4 working days
22+
10+ $2.2716
100+ $2.0949
500+ $1.9251
1000+ $1.8901
- +
x $2.2716
Ext. Price: $22.71
MOQ: 10
Mult: 1
INA129SJD
Texas Instruments
700μA 4V/μs 113dB 15mA 1 4.5V 36V 25μV 2nA 1.3MHz CDIP-8 Through hole mounting 3.05mm(height)
Quantity: 2291
Ship Date: 3-4 weeks
1000+ $163.0773
2000+ $160.3593
3000+ $157.6414
- +
x $163.0773
Ext. Price: $163077.29
MOQ: 1000
Mult: 1000
TLE2022QDRG4Q1
Texas Instruments
550μA 650mV/μs 2.8MHz 2 40V 150μV 35nA SOIC-8 SMD mount 4.9mm*3.91mm*1.58mm
Quantity: 4550
Ship Date: 3-4 weeks
1000+ $2.1371
2000+ $2.1015
3000+ $2.0659
- +
x $2.1371
Ext. Price: $2137.10
MOQ: 1000
Mult: 1000
LMH6517SQX/NOPB
Texas Instruments
80mA 5KV/μs 60dB 2 4.5V 5.25V 25mV QFN SMD mount,glue mount 5mm*5mm*800μm
Quantity: 18523
Ship Date: 3-4 weeks
1000+ $9.357
2000+ $9.2011
3000+ $9.0451
- +
x $9.357
Ext. Price: $9357.00
MOQ: 1000
Mult: 1000
OPA4191IRUMR
Texas Instruments
140μA(x2 Channels) 7.5V/μs 2.5MHz 140DB 65mA 4 4.5V ±18V,36V 5μV 5pA QFN SMD mount
Quantity: 85713
Ship Date: 3-4 weeks
1000+ $3.5873
2000+ $3.5275
3000+ $3.4677
- +
x $3.5873
Ext. Price: $3587.30
MOQ: 1000
Mult: 1000
LMP8358MTX/NOPB
Texas Instruments
1.9mA 11V/μs 240MHz 139dB 41mA 1 5.5V 900nV 6pA 930KHz TSSOP-14 SMD mount,glue mount 1.05mm(height)
Quantity: 34022
Ship Date: 3-4 weeks
1000+ $4.2542
2000+ $4.1833
3000+ $4.1124
- +
x $4.2542
Ext. Price: $4254.20
MOQ: 1000
Mult: 1000
INA338AIDGST
Texas Instruments
2.4mA 1KHz 106dB 25mA 1 5.5V 20μV 200pA 1KHz VSSOP-10 SMD mount,glue mount 3mm*3mm*1.02mm
Quantity: 39609
Ship Date: 3-4 weeks
1000+ $4.7264
2000+ $4.6476
3000+ $4.5688
- +
x $4.7264
Ext. Price: $4726.39
MOQ: 1000
Mult: 1000
LTC6269IMS8E-10#TRPBF
Analog Devices
16.5mA 1.5KV/μs 4GHz 85dB 80mA 2 ±2.625V,5.25V 200μV 4pA SOP SMD mount 3mm*3mm*860μm
Quantity: 20000
Ship Date: 5-8 weeks
2500+ $12.2283
5000+ $11.8306
7500+ $11.5324
- +
x $12.2283
Ext. Price: $30570.75
MOQ: 2500
Mult: 2500
SPQ: 2500
TSX564IYPT
STMicroelectronics
250μA 1.1V/μs 900KHz 56dB 92mA 4 3V 16V 1mV 1pA SOP SMD mount 5mm*4.4mm*1mm
Quantity: 2500
Ship Date: 10-15 working days
1+ $8.003
- +
x $8.003
Ext. Price: $256.09
MOQ: 32
Mult: 1
TL081HIDR
Texas Instruments
1.4mA 20V/μs 5.25MHz 1mV 1pA SOIC-8 SMD mount,glue mount
Quantity: 2876
Ship Date: 2-5 working days
21+
1+ $0.147
200+ $0.1132
1500+ $0.0984
3000+ $0.0915
- +
x $0.147
Ext. Price: $1.47
MOQ: 10
Mult: 1
SPQ: 3000
LM2904LVQDRQ1
Texas Instruments
90μA(x2 Channels) 1.5V/μs 1MHz 40mA 2 ±2.75V,5.5V 1mV 15pA SOIC-8 SMD mount,glue mount
Quantity: 87
In Stock
23+
1+ $0.1464
10+ $0.1264
30+ $0.0962
100+ $0.0894
300+ $0.0872
2500+ $0.0846
- +
x $0.1464
Ext. Price: $0.14
MOQ: 1
Mult: 1
SPQ: 2500
INA186A2IDDFR
Texas Instruments
48μA 300mV/μs 45KHz 1 3μV 500pA TSOT-23-8 SMD mount,glue mount
Quantity: 2625
Ship Date: 3-5 working days
22+
10+ $0.66
500+ $0.6389
1000+ $0.6177
3000+ $0.6177
- +
x $0.66
Ext. Price: $6.60
MOQ: 10
Mult: 1
SPQ: 3000
ISL28430FVZ
Renesas Electronics
20mA 200mV/μs 400KHz 15mA 4 ±2.75V,5.5V 5μV 250pA SOP SMD mount 5mm*4.4mm*1.2mm
Quantity: 2529
Ship Date: 6-13 working days
1+ $3.2775
10+ $2.8405
25+ $2.596
100+ $2.2464
250+ $2.0685
500+ $1.953
960+ $1.5855
- +
x $3.2775
Ext. Price: $3.27
MOQ: 1
Mult: 1
SPQ: 1
ISL28227FUBZ
Renesas Electronics
2.2mA 3.6V/μs 10MHz 120dB 45mA 2 40V 10μV 1nA MSOP-8 SMD mount 3mm*3mm*850μm
Quantity: 4
Ship Date: 7-12 working days
1+ $6.11
- +
x $6.11
Ext. Price: $6.11
MOQ: 1
Mult: 1
SPQ: 1
TL441CNSR
Texas Instruments
18.5mA 2 ±8V 40MHz SO-16 SMD mount,glue mount 2mm(height)
Quantity: 351
Ship Date: 3-5 working days
24+
10+ $3.9423
500+ $3.6269
2000+ $3.5008
- +
x $3.9423
Ext. Price: $39.42
MOQ: 10
Mult: 1
AD8426ACPZ-WP
Analog Devices
350μA(x2 Channels) 600mV/μs 1MHz 110dB 13mA 2 2.2V 36V 200μV 20nA 1MHz SMD mount 4mm*4mm*830μm
Quantity: 114
Ship Date: 3-4 weeks
49+ $7.6752
64+ $5.7001
128+ $5.1156
256+ $4.9764
- +
x $7.6752
Ext. Price: $376.08
MOQ: 49
Mult: 1
LT1991AIDD#TRPBF
Analog Devices
130μA 120mV/μs 560KHz 100dB 12mA 1 40V 15μV 2.5nA 110KHz DFN-10 SMD mount 3mm*3mm*750μm
Quantity: 2500
Ship Date: 5-8 weeks
2500+ $5.7912
5000+ $5.6028
7500+ $5.4616
- +
x $5.7912
Ext. Price: $14478.00
MOQ: 2500
Mult: 2500
SPQ: 2500
LTC2057HVHMS#TRPBF
Analog Devices
900μA 450mV/μs 1.5MHz 150dB 26mA 1 60V 500nV 30pA MSOP-10 SMD mount
Quantity: 5000
Ship Date: 5-8 weeks
2500+ $5.6682
5000+ $5.4839
7500+ $5.3456
- +
x $5.6682
Ext. Price: $14170.50
MOQ: 2500
Mult: 2500
SPQ: 2500
ADOP37FQ
Analog Devices
3mA 17V/μs 63MHz 20μV 12nA CERDIP-8 Through hole mounting
Quantity: 110
Ship Date: 10-18 working days
1+ $3.4161
- +
x $3.4161
Ext. Price: $143.47
MOQ: 42
Mult: 1
SPQ: 1
LTC6103CMS8#TRPBF
Analog Devices
390μA 140KHz 1mA 2 60V 85μV 100nA MSOP-8 SMD mount 3mm*3mm*860μm
Quantity: 2490
Ship Date: 3-4 weeks
88+ $5.1291
100+ $4.0936
250+ $3.5844
- +
x $5.1291
Ext. Price: $451.36
MOQ: 88
Mult: 1

Instrumentation Amplifiers

Instrumentation Amplifiers (InAmps) are a type of operational amplifier (op-amp) specifically designed for precision applications, where they provide high input impedance, low output impedance, and excellent common-mode rejection ratio (CMRR). Here's a concise overview:

Definition:
An Instrumentation Amplifier is a differential amplifier with a high input impedance and a high common-mode rejection ratio. It is used to amplify the difference between two input signals while rejecting common-mode signals that appear on both inputs.

Function:
- Differential Signal Amplification: InAmps amplify the difference between two input signals, which is crucial for measuring small signals in the presence of noise.
- Common-Mode Rejection: They reject signals that are common to both inputs, which is essential for accurate signal processing in noisy environments.
- High Input Impedance: This prevents loading down the source of the input signals, ensuring that the signal integrity is maintained.
- Low Output Impedance: This allows the output to drive loads without significant signal degradation.

Applications:
1. Sensor Signal Conditioning: Used to amplify and filter signals from sensors like strain gauges, thermistors, and accelerometers.
2. Bio-medical Equipment: For amplifying微弱的生物电信号, such as EEG or ECG signals.
3. Industrial Control Systems: To process signals from transducers in process control applications.
4. Data Acquisition Systems: For accurate signal processing in data logging and systems.

Selection Criteria:
1. Gain Accuracy: Ensures the amplifier's gain is consistent and stable.
2. CMRR: A higher CMRR is desirable for better rejection of common-mode signals.
3. Input Impedance: Should be high enough to not load the signal source.
4. Output Impedance: Should be low for driving capacitive loads or long cables without signal degradation.
5. Power Supply Rejection Ratio (PSRR): Indicates how well the amplifier rejects power supply noise.
6. Bandwidth: The frequency range over which the amplifier can operate effectively.
7. Temperature Stability: Important for applications where the operating temperature can vary.
8. Noise Performance: Low noise is crucial for applications requiring high signal-to-noise ratios.

When selecting an InAmp, it's important to consider these factors in relation to the specific requirements of the application to ensure optimal performance.
Please refer to the product rule book for details.