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Instrumentation Amplifiers

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INA337AIDGKR
Texas Instruments
2.4mA 1KHz 106dB 25mA 1 5.5V 20μV 200pA 1KHz VSSOP-8 SMD mount,glue mount 3mm*3mm*970μm
Quantity: 20113
Ship Date: 3-4 weeks
1000+ $2.8203
2000+ $2.7717
3000+ $2.7231
- +
x $2.8203
Ext. Price: $2820.30
MOQ: 1000
Mult: 1000
PA82J
Apex Microtechnology
6.5mA 20V/μs 5MHz 1 ±150V 1.5mV 5pA TO-204-AA Through hole mounting
Quantity: 48
Ship Date: 6-13 working days
1+ $273.834
10+ $227.892
25+ $218.337
- +
x $273.834
Ext. Price: $273.83
MOQ: 1
Mult: 1
SPQ: 1
PA85A
Apex Microtechnology
21mA 1KV/μs 100MHz 1 ±150V,300V 250μV 3pA CAN-8,CAN-9,TO-204AA Through hole mounting
Quantity: 44
Ship Date: 6-13 working days
1+ $409.941
10+ $354.5115
25+ $340.7355
- +
x $409.941
Ext. Price: $409.94
MOQ: 1
Mult: 1
SPQ: 1
PA76A
Apex Microtechnology
18mA 1.4V/μs 1.4MHz 1 ±20V,40V 500μV 100nA TO-204-AA Through hole mounting
Quantity: 173
Ship Date: 6-13 working days
1+ $168.9876
10+ $139.041
25+ $132.741
- +
x $168.9876
Ext. Price: $168.98
MOQ: 1
Mult: 1
SPQ: 1
PA75CX
Apex Microtechnology
8mA 1.4V/μs 1.4MHz 2 ±20V,40V 1mV 100nA TO-220 Through hole mounting
Quantity: 20
Ship Date: 3-4 weeks
10+ $26.0102
30+ $25.594
50+ $25.3859
100+ $24.9697
- +
x $26.0102
Ext. Price: $260.10
MOQ: 10
Mult: 1
SPQ: 50
PA75CD
Apex Microtechnology
8mA 1.4V/μs 1.4MHz 2 ±20V,40V 1mV 100nA TO-220 Through hole mounting 10.54mm*4.83mm*14.98mm
Quantity: 8
Ship Date: 7-13 working days
1+ $38.3585
7+ $28.87
13+ $26.5258
- +
x $38.3585
Ext. Price: $38.35
MOQ: 1
Mult: 1
TLE2022IDRG4
Texas Instruments
550μA 650mV/μs 2.8MHz 2 150μV 35nA SOP SMD mount 1.5mm(height)
Quantity: 99
Ship Date: 1-309 weeks
14+
10+ $0.9489
200+ $0.9254
1000+ $0.9019
3000+ $0.8784
- +
x $0.9489
Ext. Price: $9.48
MOQ: 10
Mult: 1
TLC2264IDRG4
Texas Instruments
850μA 550mV/μs 730KHz 4 ±8V,16V 300μV 1pA SO SMD mount 1.5mm(height)
Quantity: 20000
Ship Date: 7-10 working days
21+
100+ $1.5119
- +
x $1.5119
Ext. Price: $151.19
MOQ: 100
Mult: 100
SPQ: 2500
SI8540-B-FWR
Skyworks Solutions
90μA 10mA SOT-23-5 SMD mount,glue mount 2.9mm*160cm*1.3mm
Quantity: 45379
Ship Date: 6-13 working days
1+ $1.357
5+ $1.196
10+ $1.1121
50+ $0.968
100+ $0.924
500+ $0.7959
1000+ $0.7655
2000+ $0.7487
3000+ $0.692
- +
x $1.357
Ext. Price: $1.35
MOQ: 1
Mult: 1
SPQ: 1
SGM8261-2YMS8G/TR
SGMICRO
350μV MSOP-8
Quantity: 20000
Ship Date: 6-8 weeks
4000+ $2.4471
- +
x $2.4471
Ext. Price: $9788.40
MOQ: 4000
Mult: 4000
SPQ: 4000
LT6203IMS8#PBF
Analog Devices
2.8mA(x2 Channels) 25V/μs 100MHz 85dB 40mA 2 2.5V ±6.3V,12.6V 2.6mV 3.8μA 100MHz MSOP-8 SMD mount 3mm*3mm*860μm
Quantity: 150
In Stock
24+
1+ $8.0996
10+ $7.0931
30+ $5.9135
100+ $5.6933
300+ $5.4784
1000+ $5.2425
- +
x $8.0996
Ext. Price: $8.09
MOQ: 1
Mult: 1
SPQ: 150
AMP04ES
Analog Devices
750μA 700KHz 75dB 30mA 1 30μV 22nA 700KHz SOIC-8 SMD mount
Quantity: 15
Ship Date: 10-18 working days
1+ $13.9898
- +
x $13.9898
Ext. Price: $153.88
MOQ: 11
Mult: 1
SPQ: 1
MAX4461UEUT+T
Analog Devices
800μA 500mV/μs 2.5MHz 150mA 1pA 2.5MHz SOT-23-6 SMD mount
Quantity: 3823
Ship Date: 10-18 working days
1+ $1.9521
- +
x $1.9521
Ext. Price: $142.50
MOQ: 73
Mult: 1
SPQ: 1
TL441CN
Texas Instruments
18.5mA 30mA 2 ±8V PDIP-16 Through hole mounting 5.08mm(height)
Quantity: 765
Ship Date: 10-12 working days
250+ $6.5111
500+ $6.3455
750+ $6.18
- +
x $6.5111
Ext. Price: $1627.77
MOQ: 250
Mult: 1
SPQ: 25
LT1211IN8#PBF
Analog Devices
1.8mA 7V/μs 14MHz 105dB 50mA 2 36V 150μV 60nA PDIP-8 Through hole mounting
Quantity: 177
Ship Date: 10-18 working days
1+ $6.046
- +
x $6.046
Ext. Price: $145.10
MOQ: 24
Mult: 1
SPQ: 1
AMP04FS
Analog Devices
750μA 700KHz 80dB 30mA 1 30μV 22nA 700KHz SOIC-8 SMD mount 5mm*4mm*1.5mm
Quantity: 4903
Ship Date: 10-18 working days
1+ $9.9636
- +
x $9.9636
Ext. Price: $149.45
MOQ: 15
Mult: 1
SPQ: 1
AD627AR
Analog Devices
60μA 60mV/μs 25mA 1 2.2V ±18V,36V 50μV 2nA 80KHz SOIC-8 SMD mount 1.75mm(height)
Quantity: 123839
Ship Date: 10-18 working days
1+ $4.3244
- +
x $4.3244
Ext. Price: $142.70
MOQ: 33
Mult: 1
SPQ: 1
AD524CE
Analog Devices
3.5mA 5V/μs 1MHz 50μV 15nA SMD mount
Quantity: 4901
Ship Date: 10-18 working days
1+ $59.0092
- +
x $59.0092
Ext. Price: $177.02
MOQ: 3
Mult: 1
SPQ: 1
LM2902EDR2G
ON Semiconductor
4 ±16V,32V 7mV@ 30V 250nA SO glue mount
Quantity: 47470
Ship Date: 9-13 working days
21+
1000+ $0.1153
5000+ $0.1153
- +
x $0.1153
Ext. Price: $120.02
MOQ: 1041
Mult: 1
SPQ: 1
TLC2274QDG4
Texas Instruments
4.8mA 3.6V/μs 2.25MHz 50mA 4 16V 300μV 1pA SOIC-14 SMD mount 8.65mm*3.91mm*1.58mm
Quantity: 1071
Ship Date: 9-13 working days
14+
100+ $1.1266
300+ $1.1163
500+ $1.106
1000+ $1.075
5000+ $1.075
- +
x $1.1266
Ext. Price: $118.29
MOQ: 105
Mult: 1
SPQ: 1
INA116PA
Texas Instruments
1mA 800mV/μs 800KHz 12mA 1 4.5V ±18V 500μV 0.003pA 800KHz PDIP-16 Through hole mounting 5.08mm(height)
Quantity: 14
Ship Date: 10-12 working days
14+ $43.6303
28+ $42.521
42+ $41.4118
- +
x $43.6303
Ext. Price: $610.82
MOQ: 14
Mult: 1
SPQ: 25
INA821IDGKR
Texas Instruments
600μA 2V/μs 4.7MHz 140dB 20mA 1 4.5V 36V 45μV 150pA 4.7MHz VSSOP-8 SMD mount,glue mount 1.1mm(height)
Quantity: 1394
In Stock
24+
1+ $1.3467
10+ $1.1794
30+ $0.9832
100+ $0.9466
300+ $0.9109
1000+ $0.8717
- +
x $1.3467
Ext. Price: $1.34
MOQ: 1
Mult: 1
SPQ: 2500
THS4281DG4
Texas Instruments
800μA 35V/μs 1 500μV 500nA 95MHz SOP SMD mount 1.5mm(height)
Quantity: 75
Ship Date: 9-13 weeks
57+ $2.4769
- +
x $2.4769
Ext. Price: $500.33
MOQ: 202
Mult: 1
TLV2464CDG4
Texas Instruments
550μA 1.6V/μs 6.4MHz 4 500μV 1.3nA SOP SMD mount 1.5mm(height)
Quantity: 46
Ship Date: 9-13 working days
11+
50+ $1.7122
100+ $1.6814
300+ $1.666
500+ $1.6505
1000+ $1.6043
5000+ $1.6043
- +
x $1.7122
Ext. Price: $119.85
MOQ: 70
Mult: 1
SPQ: 1
MP38CL
Apex Microtechnology
26mA 10V/μs 2MHz 1 ±100V 5mV 10pA DIP Through hole mounting
Quantity: 0
Ship Date: 3-4 weeks
10+ $143.7567
30+ $141.4566
50+ $140.3065
100+ $138.0065
- +
x $143.7567
Ext. Price: $1437.56
MOQ: 10
Mult: 1
SPQ: 12

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.