PSM900JB-330R

IntroductionThrough Hole Resistors are resistors that are used to provide electrical resistance and to prevent current from flowing in circuits. The PSM900JB-330R is a high-end through hole resistor that offers superior resistive performance in many different applications. It is designed to provide an efficient and stable output with minimal power dissipation.Construction and Material UsedThe PSM900JB-330R through hole resistor is composed of a leadframe and a ceramic element encapsulated in a black end potting. The leadframe consists of four copper electrodes embedded in an insulated substrate. The ceramic element is made up of a high purity alumina shell, which contains a coating of resistive materials. The end potting is made from a black heat-resistant epoxy resin.Electrical CharacteristicsThe PSM900JB-330R through hole resistor offers superior resistance performance with a wide range of resistive values. It has a maximum operating voltage of 600 V and a maximum operating temperature of +125°C. Additionally, this resistor offers a maximum power dissipation of 2.5 W with an associated operating temperature of +125°C. Its operating resistance range is from 10 Ω to 1M Ω.ApplicationsThe PSM900JB-330R through hole resistor is highly reliable and provides excellent performance in a variety of applications. It is most commonly used in power supplies, filters, isolation amplifiers, audio circuits, and switching circuits. Additionally, this resistor can be used for pulse signal generator, voltage regulation, and current limiting. It is also suitable for motor speed control and line protection in general electrical and electronic equipment.Working PrincipleThe PSM900JB-330R through hole resistor works on the principle of providing electrical resistance. It comprises a leadframe which contains four copper electrodes embedded in an insulated substrate. These electrodes are connected to a ceramic element that is made up of a high purity alumina shell. This shell contains a coating of resistive materials, which limits the flow of current when voltage is applied. The resistor is surrounded by an end potting which prevents the transfer of heat from the resistor to other components.ConclusionThe PSM900JB-330R is a high-end through hole resistor designed to offer superior resistive performance in various applications. Its leadframe consists of four copper electrodes embedded in an insulated substrate and is surrounded by a black heat-resistant epoxy resin. The ceramic element inside the resistor is made up of a high purity alumina shell which contains a coating of resistive materials. This resistor provides a maximum operating voltage of 600 V and a maximum power dissipation of 2.5 W. It is most commonly used in power supplies, filters, isolation amplifiers, audio circuits, and switching circuits. Its working principle is to provide resistance to the flow of current when voltage is applied to it.