V30MLA0805LA

Varistor Voltage (Typ):	41.5V
Package / Case:	0805 (2012 Metric)
Mounting Type:	Surface Mount, MLCV
Operating Temperature:	-55°C ~ 125°C (TA)
Capacitance @ Frequency:	80pF @ 1MHz
Number of Circuits:	1
Energy:	0.10J
Current - Surge:	30A
Varistor Voltage (Max):	46V
Series:	MLA
Varistor Voltage (Min):	37V
Maximum DC Volts:	30V
Maximum AC Volts:	25V
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Bulk

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Introduction

The V30MLA0805LA is an electrostatic discharge (ESD) protection component. It is a varistor, a type of voltage-dependent resistor, which provides excellent protection against ESD, electrostatic noise, electrical fast transients (EFT) and lightning transients. This type of protection is particularly important in electronic products such as computers, audio equipment and mobile phones. The V30MLA0805LA is a multi-layer varistor, or MLV, with an internal structure containing a number of layers consisting of zinc oxide (ZnO) and other ceramic materials. This structure provides a high level of protection against transient voltages, making it a highly effective protective device.

Application Fields

The V30MLA0805LA has a wide range of applications, including automotive electronics, personal computers, telecommunications, consumer electronics, home appliances and industrial equipment. It is also used in the fields of lighting, medical equipment and aerospace. The V30MLA0805LA is designed to be used in both analog and digital circuits. It is resistant to both overvoltage and undervoltage and can protect against transients from both AC and DC sources. It has a wide operating temperature range, from −55°C to +125°C, and is suitable for use in both indoor and outdoor environments.

Working Principle

The working principle of the V30MLA0805LA is based on the concept of electrical charge imbalance. The internal structure of the varistor consists of multiple layers of zinc oxide and other ceramic materials. When the device is exposed to a transient pulse, the electrode at the center of the device becomes charged and a voltage drop occurs across the device. This charge imbalance creates an electrostatic field and a resistance to the flow of current. This resistance to the flow of current causes the transient pulse to be dissipated as heat, thereby protecting the electronic equipment it is connected to.

Conclusion

The V30MLA0805LA is a highly effective electrostatic discharge (ESD) protection component which is suitable for a wide range of applications. It is resistant to both over- and undervoltage and can protect against transients from both AC and DC sources. It has a wide operating temperature range, from −55°C to +125°C, making it suitable for use in both indoor and outdoor environments. The internal structure of the V30MLA0805LA consists of multiple layers of zinc oxide and other ceramic materials, which create a resistance to the flow of current when exposed to transient pulses, thus dissipating the energy safely and protecting the connected equipment.

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