INA121U/2K5
- Mfr.Part #
- INA121U/2K5
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC INST AMP 1 CIRCUIT 8SOIC
- Stock
- 3,698
- In Stock :
- 3,698
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- Manufacturer :
- Texas Instruments
- Product Category :
- Instrumentation, OP Amps, Buffer Amps
- Voltage :
- 36V
- Width :
- 3.91mm
- Voltage Gain-Nom :
- 10
- Dual Supply Voltage :
- 15V
- Common Mode Rejection Ratio :
- 96 dB
- Number of Functions :
- 1
- Pbfree Code :
- yes
- Bandwidth :
- 600 kHz
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Circuits :
- 1
- Packaging :
- Tape and Reel (TR)
- Radiation Hardening :
- No
- Quiescent Current :
- 450μA
- Packing Method :
- TR
- Weight :
- 75.891673mg
- Gain Bandwidth Product :
- 600 kHz
- Amplifier Type :
- Instrumentation
- Mounting Type :
- Surface Mount
- Input Offset Current-Max (IIO) :
- 5e-7μA
- Number of Elements :
- 3
- Length :
- 4.9mm
- Number of Pins :
- 8
- Input Voltage Noise Density :
- 20nV/sqrt Hz
- Surface Mount :
- yes
- Lead Free :
- Lead Free
- Factory Lead Time :
- 16 Weeks
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Output Current per Channel :
- 14mA
- Current - Input Bias :
- 4pA
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Voltage - Supply, Single/Dual (±) :
- 4.5V~36V ±2.25V~18V
- Supply Voltage :
- 15V
- Operating Supply Current :
- 450μA
- Number of Terminations :
- 8
- Terminal Form :
- Gull wing
- Non-linearity-Max :
- 0.005%
- Pin Count :
- 8
- Voltage Gain :
- 80dB
- Peak Reflow Temperature (Cel) :
- 260
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Base Part Number :
- INA121
- Neg Supply Voltage-Nom (Vsup) :
- -15V
- Nominal Supply Current :
- 525μA
- JESD-609 Code :
- e4
- RoHS Status :
- ROHS3 Compliant
- Resistance :
- 1 TΩ
- -3db Bandwidth :
- 0.6MHz
- Operating Temperature :
- -40°C~85°C
- ECCN Code :
- EAR99
- Thickness :
- 1.58mm
- Slew Rate :
- 0.7V/μs
- Terminal Position :
- Dual
- Average Bias Current-Max (IIB) :
- 0.00005μA
- Input Offset Voltage (Vos) :
- 200μV
- Height :
- 1.75mm
- Datasheets
- INA121U/2K5

[Instrumentation, OP Amps, Buffer Amps] Overview
The INA121U/2K5, manufactured by Texas Instruments, is a high-performance integrated circuit instrumentation amplifier designed to meet the demanding requirements of precision instrumentation applications. With its versatile design and exceptional performance characteristics, this IC is the ideal choice for applications requiring accurate signal amplification and noise reduction.
Featuring advanced circuitry housed in a compact 8SOIC package, the INA121U/2K5 offers outstanding performance in a small form factor, making it suitable for space-constrained designs. Whether used in industrial control systems, medical instrumentation, or scientific equipment, this amplifier delivers reliable and precise signal amplification, ensuring optimal performance in various applications.
With its exceptional accuracy, low offset voltage, and high common-mode rejection ratio (CMRR), the INA121U/2K5 provides designers with the flexibility and reliability needed to meet the stringent requirements of modern instrumentation systems.
INA121U/2K5 Features
- High input impedance
- Low offset voltage and drift
- Wide gain range
- High common-mode rejection ratio (CMRR)
- Low noise
- Single or dual supply operation
- Compact 8SOIC package
INA121U/2K5 Applications
- Industrial Control Systems: The INA121U/2K5 is utilized in industrial control systems to amplify and process sensor signals with high accuracy and reliability, ensuring precise control and monitoring of industrial processes.
- Medical Instrumentation: In medical instrumentation devices such as patient monitoring systems and diagnostic equipment, the INA121U/2K5 provides accurate amplification of bioelectrical signals, enabling healthcare professionals to obtain reliable data for diagnosis and treatment.
- Scientific Equipment: Researchers and scientists rely on the INA121U/2K5 in scientific instruments and laboratory equipment for precise signal amplification and measurement, facilitating accurate data acquisition and analysis in various research applications.
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