LRS-350-5 Power Supplies - External/Internal (Off-Board)

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AC DC converters play a key role in controlling and powering devices in a wide range of applications. The LRS-350-5 is a proven, reliable, cost-effective device that has been used in many different applications. This article explains the features and specifications of the LRS-350-5, its application fields, and its working principle.

Features and Specifications of the LRS-350-5

The LRS-350-5 is a 5 Amp, AC/DC converter designed to provide a regulated 24V DC power supply in a wide range of applications. The converter has a high power efficiency (up to 87%) and a wide input voltage range of 85-265Vac. It is designed to comply with various safety standards and to be resistant to electrical noise. The unit is designed to operate in ambient temperatures of -20°C to +50°C and features protection against over-current, short-circuit and over-temperature.

The LRS-350-5 has good ripple rejection (85dB at 100Hz) and is RoHS compliant. It is designed to meet EMI, EMC and LVD standards, making it suitable for use in a range of sensitive applications. It is designed for a long life and the output voltage is easily adjustable from 18-27V via a potentiometer on the device. The LRS-350-5 is also easily installed in various configurations with its two terminal block connectors.

Application Field of the LRS-350-5

The LRS-350-5 can be used in a wide range of applications, including industrial, automotive, medical, consumer, aerospace and military. It is well suited for powering embedded systems, automotive electronics, LED lighting, HVAC control systems, robotic arm controls, and other electrical/electronic devices. It is also suitable for many industrial applications, including industrial communications, remote monitoring, factory automation, process control, and rail transport.

The LRS-350-5 can also be used in medical applications, including medical imaging systems, MRI systems, hospital bed power supplies, biomonitoring systems, and other medical equipment. Its wide temperature range and high efficiency make it suitable for a variety of consumer applications, such as portable electronics, electronic gaming systems, and flat panel TVs. It is also well-suited for powering aerospace systems, such as aircraft navigation systems, autopilots, and missile guidance systems. In addition, it can be used in military applications, such as radar systems and other military electronics.

Working Principle of the LRS-350-5

The LRS-350-5 is based on a power conversion circuit called a full bridge rectifier inverter. This consists of four power switches, arranged in two pairs, and a transformer. When the AC input is applied to the transformer, it is converted to a higher DC voltage. This is then fed to the four power switches, which control the conversion of the high DC voltage back into a low DC voltage. The output voltage is then carefully regulated to the desired level.

The LRS-350-5 also includes a switching regulator circuit, which provides precise control of the output voltage and helps to ensure that the output is regulated at its desired level. The switching regulator circuit includes a microcontroller, which monitors the output voltage and adjusts the power switches accordingly to maintain the desired voltage level.

The LRS-350-5 also includes other features that make it highly reliable and efficient. It utilizes semiconductor material that can handle high temperatures and is resistant to electrical noise. It also features an over voltage and over current protection circuit to protect against damage due to excessive current or voltage. In addition, it has a built-in anti-surge function that helps protect against electrical surges.

The LRS-350-5 is a highly reliable and cost-effective converter that has been used in a wide variety of applications. Its wide temperature range and good ripple rejection make it well suited for a variety of industrial, medical, consumer, aerospace, and military applications. Its power conversion circuit and switching regulator circuit make it highly efficient and its safety features make it a reliable choice for many applications.

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