Part | RoHS | Manufacturer | Relay Type | Mounting Feature | Relay Action | Relay Function | Coil or Input Supply Type | Reference Standard | Maximum Contact AC Rating (R Load) | Dielectric Strength Between Open Contacts | Relay Form | Operate Time | Electrical Life | Maximum Contact DC Power Rating (R Load) | Release Time | Insulation Resistance | Coil Power (mW) | Packing Method | Body Length/Diameter | Body Width | Coil Resistance | Sealing | Weight | No. of Terminals | Physical Dimension | End Contact Plating | Body Height | Dielectric Strength Between Coil & Contacts | Maximum Contact DC Rating (R Load) | Maximum Operating Temperature | Maximum AC Contact Current | Maximum DC Coil Current | Maximum AC Coil Voltage | Minimum Operating Temperature | DC Coil Release Voltage | Terminal Finish | Maximum DC Contact Current | Termination Type | Nominal Coil Voltage | DC Coil Operate Voltage | Manufacturer Series | Contact Resistance | Input Switching Control Type | End Contact Material | PCB Hole Count | Maximum DC Contact Voltage | Additional Features | Maximum AC Contact Voltage | JESD-609 Code | Terminal Length | Maximum DC Coil Voltage | Maximum Operating Frequency | Maximum Contact AC Power Rating (R Load) | Contact or Output Supply Type |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Littelfuse |
Dry Reed Relay |
Through Hole-Straight Mount |
Momentary |
SPST |
DC |
1 Form A |
1 ms |
1 ms |
10 GΩ |
72 mW |
0.75 in (19.05 mm) |
5.08 in (129.032 mm) |
2 kΩ |
4 |
0.75 x 0.2 x 0.3 in (19.05 x 5.08 x 7.62 mm) |
0.3 in (7.62 mm) |
0.006A@12VDC |
85 °C (185 °F) |
6 mA |
-40 °C (-40 °F) |
1 V |
500 mA |
Solder |
12 V |
8 V |
200 mΩ |
Random |
200 V |
0.1181 in (3 mm) |
44 V |
DC |
Reed relays are a type of electromechanical switch that are used in a variety of electronic applications. They are named after the metal reed contacts that are used to make and break the electrical connection. The reed contacts are sealed in a glass envelope that is filled with an inert gas, usually nitrogen or a vacuum, to prevent oxidation and ensure long-term reliability.
One of the main advantages of reed relays is their fast switching speed, typically in the range of a few milliseconds. They are also capable of switching low-level signals with high accuracy and low contact resistance, making them ideal for use in high-frequency and low-level signal applications. Additionally, they have a long life span and are able to withstand shock and vibration, making them suitable for use in harsh environments.
Reed relays are commonly used in applications such as test and measurement equipment, medical devices, telecommunications, and industrial control systems. They can be designed to switch both AC and DC signals, and can handle a range of voltages and currents depending on the specific application. They are available in a variety of sizes and configurations, including single-pole, double-pole, and latching types, and can be mounted on printed circuit boards or in sockets for easy replacement.