DG418LDQ-T1-E3

Analog Switches, Multiplexers, Demultiplexers Overview

The DG418LDQ-T1-E3 is a precision single-channel SPST analog switch manufactured by Vishay Siliconix. It operates within a supply voltage range of 15 V to 15 V dual or equivalent single supply configurations. The device features a maximum on-resistance of 18.5 Ohms and supports a DC switch current of 30 mA. Key timing parameters include a maximum turn-on time of 41 ns and a maximum turn-off time of 32 ns. Power dissipation is rated at 400 mW, with a maximum supply current of 1 uA. The component functions reliably across an operating temperature range from -40 C to +85 C and is housed in an SOIC-8 surface-mount package.

Analog Switches, Multiplexers, Demultiplexers Feature Summary

• Precision low on-resistance for accurate signal transmission
• Low power consumption suitable for battery-operated systems
• Fast switching speeds for high-frequency applications

Analog Switches, Multiplexers, Demultiplexers Applications

• Data acquisition systems
• Instrumentation circuits
• Communication equipment

Analog Switches, Multiplexers, Demultiplexers Procurement Notes

Verify the exact part number suffix against official manufacturer documentation to confirm pinout and electrical specifications. Confirm RoHS compliance status through the specific datasheet revision. Check for end-of-life notices as availability may be limited. Ensure the SOIC-8 footprint matches the design requirements before procurement.

Analog Switches, Multiplexers, Demultiplexers Selection Notes

Select this component when precise analog signal routing is required with minimal distortion. Compare on-resistance values against other series members if lower resistance is needed. Verify that the 30 mA switch current meets load requirements. Ensure the operating temperature range aligns with the environmental conditions of the target application.

Analog Switches, Multiplexers, Demultiplexers Part Context

This part belongs to the DG4xx series of precision analog switches from Vishay Siliconix. The series offers various channel counts and configurations including SPST and SPDT options. The DG418 variant specifically provides single-channel functionality optimized for precision applications requiring low leakage and fast switching characteristics.

Analog Switches, Multiplexers, Demultiplexers Replacement Considerations

Consult official substitution guides for compatible alternatives. Verify pin compatibility and electrical parameter equivalence before replacing. Consider the DG418DY-E3 or DG418BDY-E3 if packaging or specific resistance grades differ.