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The INA2331AIPWR is a low-power, single-supply CMOS instrumentation amplifier manufactured by Texas Instruments. It features a 2 MHz bandwidth and a slew rate of 5 V/us. The device operates within a supply voltage range of 2.5 V to 5.5 V, drawing 415 uA of quiescent current. Key electrical specifications include a common-mode rejection ratio (CMRR) of 60 dB, an input bias current of 10 pA, and an input offset voltage of 8 mV. It offers a gain error of 0.4% and a power supply rejection ratio (PSRR) of 86.02 dB. The component functions across a temperature range of -55 C to +125 C and is housed in a TSSOP-14 package.
Verify the specific suffix 'IPWR' corresponds to the TSSOP-14 surface-mount package and tape-and-reel shipping configuration. Confirm RoHS compliance status through the manufacturer's official documentation. Ensure the operating environment remains within the specified -55 C to +125 C temperature range to maintain performance guarantees. Cross-reference the datasheet revision date to ensure compatibility with design requirements.
Select this component when low quiescent current consumption is critical alongside moderate bandwidth requirements. The single-supply capability simplifies power distribution in portable systems. Evaluate the 60 dB CMRR against noise environments; higher isolation may require alternative devices. Consider the TSSOP-14 footprint constraints during PCB layout planning.
Part of the INA233x family of low-power instrumentation amplifiers. Designed as a cost-effective solution for general-purpose analog signal conditioning where power efficiency outweighs the need for ultra-high precision or wide bandwidth.
INA2331AIPW: Same functional device in a PW (TSSOP) package without the reel suffix.