DG301AAA

Analog Switches, Multiplexers, Demultiplexers Overview

The DG301AAA is a single-channel SPDT analog switch manufactured by Vishay / Siliconix. It utilizes CMOS technology and is housed in a TO-100-10 metal can package designed for through-hole mounting. The device operates with a dual supply voltage of ±15 V and supports single supply configurations. Key electrical parameters include a maximum on-resistance of 75 Ω, a maximum power dissipation of 450 mW, and a maximum supply current of 500 µA. Switching performance features a maximum turn-on time of 300 ns and a maximum turn-off time of 250 ns. The component is characterized for operation within an ambient temperature range of -55 °C to +125 °C.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Single-pole double-throw (SPDT) configuration for signal routing
• CMOS technology enabling low power consumption
• Metal can packaging suitable for high-reliability environments

Analog Switches, Multiplexers, Demultiplexers Applications

• Data acquisition systems requiring analog signal switching
• Instrumentation circuits utilizing break-before-make switching characteristics
• Harsh environment applications demanding wide temperature tolerance

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the manufacturer designation carefully, as the DG301AAA has been produced by multiple entities including Intersil, Maxim Integrated, and Vishay / Siliconix. Confirm that the specific datasheet aligns with the required pinout and electrical specifications, particularly regarding on-resistance limits and package dimensions. Ensure compliance with RoHS directives if applicable to the target assembly process.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when a ruggedized, hermetically sealed analog switch is required for extreme temperature conditions. The TO-100-10 package offers superior thermal and mechanical stability compared to plastic packages. Consider the 75 Ω on-resistance limit and 300 ns switching speed to ensure compatibility with the system's signal integrity and timing requirements.

Analog Switches, Multiplexers, Demultiplexers Part Context

The DG301AAA belongs to the DG series of analog switches, which are widely recognized for their robustness in industrial and military applications. This specific part represents a legacy CMOS switch design often found in established instrumentation platforms. Its availability status may vary significantly across distributors due to its long-standing production history and potential end-of-life classifications from various original manufacturers.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

Public confirmed substitute part numbers: DG301AA

Analog Switches, Multiplexers, Demultiplexers FAQ

What is the switching action type of the DG301AAA?

The DG301AAA features a break-before-make switching action, which prevents momentary short circuits between the common terminal and either output during state transitions.

What is the maximum operating supply voltage for the DG301AAA?

The device is rated for a maximum dual supply voltage of ±15 V, resulting in a total supply span of 30 V.

Does the DG301AAA support single-supply operation?

Yes, the datasheet indicates that the DG301AAA supports both single supply and dual supply configurations.