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DG418LDY-T1
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Product Detailed Parameters
- Description：IC SWITCH SPST-NOX1 20OHM 8SOIC
- Series：-
- Mfr：Vishay Siliconix
- Package：Tape & Reel (TR)
- Switch Circuit：SPST - NO
- Multiplexer/Demultiplexer Circuit：1:01
- On-State Resistance (Max)：20Ohm
- Channel-to-Channel Matching (ΔRon)：-
- Voltage - Supply, Single (V+)：2.7V ~ 12V
- Voltage - Supply, Dual (V±)：±3V ~ 6V
- Switch Time (Ton, Toff) (Max)：43ns, 31ns
- -3db Bandwidth：-
- Charge Injection：1pC
- Channel Capacitance (CS(off), CD(off))：5pF
- Current - Leakage (IS(off)) (Max)：1nA
- Crosstalk：-71dB @ 1MHz
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：8-SOIC (0.154", 3.90mm Width)
- Supplier Device Package：8-SOIC
- Number of Circuits：1
- Grade：-
- Qualification：-
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Overview
The DG418LDY-T1 is a single-channel SPST analog switch manufactured by Vishay Siliconix, housed in an SOIC-8 surface-mount package. It operates with a maximum on-resistance of 18.5 Ohms and supports dual supply voltages ranging from -15 V to +15 V. The device features a maximum turn-on time of 41 ns and a turn-off time of 32 ns. Power dissipation is rated at 400 mW, with a maximum supply current of 1 uA. It functions within a temperature range of -40°C to +85°C and handles a DC switch current of 30 mA.
Feature Summary
- Single-pole single-throw (SPST) configuration for signal routing
- Low power consumption suitable for battery-operated systems
- High-speed switching capabilities for data acquisition
Applications
- Data acquisition systems
- Industrial process control
- Communications equipment
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required tape-and-reel packaging format. Check for RoHS compliance status as indicated in official documentation. Ensure the part number corresponds to the exact voltage and resistance specifications required for the design.
Selection Notes
Select this component when a single-channel analog switch with moderate speed and low power is required. Compare on-resistance values against circuit requirements to ensure signal integrity. Verify that the SOIC-8 package dimensions fit the PCB layout constraints. Consider thermal management capabilities given the 400 mW power dissipation rating.
Part Context
This part belongs to the DG series of enhanced analog switches from Vishay Siliconix. The series is characterized by improved operating voltage ranges and lower leakage limits compared to older generations. The DG418 variant specifically provides single-channel functionality within this family.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source material. Consult official Vishay documentation for cross-reference information.
