D3403 Allicdata Electronics
Allicdata Part #:

D3403-ND

Manufacturer Part#:

D3403

Price: $ 1.36
Product Category:

Relays

Manufacturer: TE Connectivity Potter & Brumfield Relays
Short Description: RELAY TELECOM DPDT 2A 5V
More Detail: Telecom Relay DPDT (2 Form C) Through Hole
DataSheet: D3403 datasheetD3403 Datasheet/PDF
Quantity: 1000
2000 +: $ 1.22598
Stock 1000Can Ship Immediately
$ 1.36
Specifications
Turn On Voltage (Max): 3.75 VDC
Coil Resistance: 83.3 Ohms
Coil Power: 300 mW
Contact Material: Palladium (Pd), Ruthenium (Ru), Gold (Au)
Operating Temperature: -55°C ~ 85°C
Termination Style: PC Pin
Mounting Type: Through Hole
Features: --
Release Time: 5ms
Operate Time: 5ms
Turn Off Voltage (Min): 0.5 VDC
Series: FT2, AXICOM
Switching Voltage: 250VAC, 220VDC - Max
Contact Rating (Current): 2A
Contact Form: DPDT (2 Form C)
Coil Voltage: 5VDC
Coil Current: 60.0mA
Coil Type: Non Latching
Relay Type: Telecom
Part Status: Active
Packaging: Bulk 
Description

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Signal relays, with a maximum rated current of up to two amps, play an important role in electronic control systems, providing either electrical or electronic isolation between input and output circuits. D3403 relay is among the signals relays that work on this principle, featuring outstanding insulation characteristics, wide voltage and high contact capability. This article outlines the application fields, working principle and advantages of D3403 signal relay.

Application Fields

D3403 relay is widely used in various applications and systems. It is a powerful electric signal relay that can be used in industrial automation control, communication, computer optical fiber network, fire system and so on, as well as other areas including power system, home and even automotive system. It is also suitable for occasions like high frequency switching with power circuits.

Working Principle

As a signal relay type, D3403 relay operates with both poles connected to the common terminal and carries a contact load with two different electrical circuits, achieving electrical or electronic isolation between the two circuits. Its working principle is based on the magnetic principle, which is to generate a magnetic field when a current passes through the armature coil. When the magnetic field collapses, the armature closes the associated contact. This principle can effectively control the on and off of the electric energy and can send a signal to the controlled device, thus helping to complete a control process.

Advantages

D3403 relay has a number of advantages. It has a wide voltage range from 5V to 250V, allowing it to control the circuits with different voltages. Its insulation performance is very good, with a load breakdown voltage up to 1500V and a leakage travel index up to 4mA. In addition, its contact capability is high as well, with a maximum switching current of up to 2A and a contact resistance between 0.2mΩ and 50mΩ. This feature makes it suitable for a variety of operating conditions. Furthermore, the D3403 relay is extremely stable and has a high duty cycle, which means it is reliable and durable.

In conclusion, D3403 signal relay is an ideal component for a variety of applications and systems, providing reliable and efficient electrical or electronic isolation. It is Smaller, quieter and more reliable than other signal relays. Thanks to its wide voltage, good insulation performance, and high contact capability, D3403 relay is an ideal choice for many projects.

The specific data is subject to PDF, and the above content is for reference

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