PRMA2A05B

Turn Off Voltage (Min):	0.8 VDC
Coil Resistance:	140 Ohms
Coil Power:	179 mW
Contact Material:	--
Operating Temperature:	-40°C ~ 80°C
Termination Style:	PC Pin
Mounting Type:	Through Hole
Features:	Diode
Release Time:	0.5ms
Operate Time:	0.5ms
Series:	PRMA
Turn On Voltage (Max):	3.75 VDC
Switching Voltage:	200VAC, 200VDC - Max
Contact Rating (Current):	500mA
Contact Form:	DPST-NO (2 Form A)
Coil Voltage:	5VDC
Coil Current:	35.8mA
Coil Type:	Non Latching
Part Status:	Obsolete
Packaging:	Tube

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction

Reed relays are electromechanical devices used to build circuits for electronic systems and other applications. These devices are actuated by a magnetic field in order to change an electrical contact. Reed relays switch within a fraction of a second, thus significantly reducing the need for moving parts. Furthermore, these relays are available in different capacities and are ideal for use in high-current, low-voltage DC applications. PRMA2A05B is one such reed relay that is widely used in different applications. In this article, we will discuss the PRMA2A05B application field and its working principle.

PRMA2A05B Application Field

The PRMA2A05B reed relay is typically preferred for applications that require low power, high-speed switching. It is designed to operate in temperatures ranging from -40 to +70°C and can be rapidly switched with either DC or AC voltages. Furthermore, PRMA2A05B is UL Listed and has silver contacts, which make it highly suitable for a wide range of applications, including telecommunications, medical, industrial, automotive and consumer electronics.

PRMA2A05B Working Principle

The PRMA2A05B is a normally open (NO) type relay. It is actuated by an AC or DC voltage and consists of a reed switch, a magnet, and a coil. The reed switch is the electrical component in the relay that opens and closes to make and break the electrical connection. The magnet applies force to the reed switch over the air gap, keeping the contacts open when no voltage is applied. When a current is passed through the coil, it creates a magnetic field that interacts with the magnet, causing the reed switch to close the contact. The reed switch closes quickly, thereby switching the electrical connection in a fraction of a second. When the current is removed, the contacts open as the force of the magnet pulls the reed switch open.

Conclusion

The PRMA2A05B is a low-cost, reliable and highly efficient reed relay. It is UL listed and can be used in both DC and AC applications. The operation of the PRMA2A05B is based on the interaction between the magnet and the reed switch. When a current is applied to the coil of the relay, the magnet creates a magnetic field that pulls the reed switch, thus closing the contact and switching the electrical connection. The PRMA2A05B is a reliable and effective choice for a wide range of applications in different industries.

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

Part Number	Manufacturer	Price	Quantity	Description