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DG181AA is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Vishay Siliconix. Its product description is IC SW SPST-NCX2 30OHM TO100-10. Review the specifications below when checking this part for your BOM.
The DG181AA is a precision dual single-pole, single-throw (SPST) analog switch manufactured by Vishay Siliconix. It features two independent channels with a maximum on-resistance of 30 ohms and an operating temperature range from -55°C to +125°C. The device utilizes n-channel JFET transistors and a TTL-compatible bipolar driver for fast switching. Key electrical parameters include a typical source off leakage current of 0.05 nA at room temperature and a drain off leakage current of 0.04 nA. Switching times are specified with a maximum turn-on time of 150 ns and a maximum turn-off time of 130 ns.
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix 'AA' corresponds to the required military-grade temperature range (-55°C to +125°C). Check for RoHS compliance status as indicated in official documentation. Validate package integrity upon receipt to ensure no damage to the metal can housing.
Select this component when a 30-ohm on-resistance is required for SPST switching applications. Ensure the design supports dual supply voltages up to ±15V. Verify that the TTL-compatible logic levels match the system control interface. Consider the TO-100-10 metal can package constraints for thermal management and physical footprint.
This part belongs to the DG180/181/182 series of high-speed drivers with dual SPST JFET switches. The DG181 variant specifically offers a 30-ohm on-resistance, distinguishing it from the 10-ohm DG180 and 75-ohm DG182 models. All variants share similar architectural features including low leakage and high bandwidth capabilities.
Public confirmed substitute part numbers: DG181BA.
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DG181AA is listed in the Analog Switches, Multiplexers, Demultiplexers range at ChipApex. The manufacturer field lists Vishay Siliconix. Its product description is IC SW…
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