Part Number: B0505S-1WR2

Manufacturer: MORNSUN Guangzhou S& T

Description: 5V 200mA 4.5V~5.5V 1W DC-DC 70%

Shipped from: Shenzhen/HK Warehouse

Stock Available: Check with us


A market leader in power supply, MORNSUN is responsible for producing the DC/DC converter module known as B0505S-1WR2. The B0505S-1WR2 module is a cost-effective and optimized solution for applications that place a premium on isolation and require a small footprint. This module has a high performance, low power consumption, and is totally separated from other components. It can manage up to 1 watt of electricity. This guide offers readers a comprehensive overview of B0505S-1WR2, covering the product’s characteristics, technical specifications, applications, maintenance, and care.

B0505S-1WR2 Features

  • The B0505S-1WR2 is a DC-DC converter module that is both small and only has a single output. It merely has dimensions of 11.2 x 10.2 x 8.0 millimeters.
  • The module can be powered by diverse voltages, all viable options. It can operate between 4.5V and 5.5V in voltage.
  • High efficiency: Because of its high efficiency of up to 82%, the B0505S-1WR2 consumes less power and produces less heat than similar models.
  • Voltage peaks and other forms of electrical interference can be avoided by sensitive electronic components thanks to the module’s isolation voltage, which can reach up to one thousand volts of direct current.
  • If there is a problem, the B0505S-1WR2 has short-circuit protection built into it, which helps avoid harm to the module and any components connected to it.
  • While it is not being used, the module has a power consumption of less than 0.2W, resulting in energy savings and reduced operating costs.

B0505S-1WR2 Specifications

  • Range of input voltage: 4.5V to 5.5V.
  • The voltage of output: 5V.
  • Current output: 200mA.
  • Up to 82% efficiency.
  • 1kVDC is the isolation voltage.
  • Range of operation: -40 to +85 degrees Celsius.
  • 2 x 10.2 x 8.0 mm is the size.
  • 2g in weight.

Unique characteristics

The B0505S-1WR2 is a lightweight and compact DC-DC converter module that provides high efficiency and isolation voltage in a tiny size. Its name comes from its model number.

The fact that the module incorporates short-circuit protection into its design contributes to the increased dependability and security of the device and the linked components.

Because it has a relatively low power consumption even when it is not under load, the B0505S-1WR2 is an excellent option for use in energy-efficient applications where power consumption is a primary concern.


In the field of electronics, the DC-DC converter module model B0505S-1WR2 can be utilized for a range of different tasks and applications. Such instances include:

  • Industrial automation: The B0505S-1WR2 is an ideal choice for industrial automation systems, particularly those that place a premium on dependability and stability. It can power various components, including controllers, sensors, and others.
  • Medical equipment Because of its high isolation voltage and low power consumption when not under load, this module is ideally suited for medical equipment such as patient monitoring systems, infusion pumps, and diagnostic equipment.
  • Telecommunications: The B0505S-1WR2 can be utilized in the field of telecommunications to provide power to various network components, including routers, switches, and other subcomponents of the network.
  • Consumer electronics: The module is suited for tiny consumer electronic devices such as smartphones, tablets, and digital cameras because of its compact size and high efficiency. This makes the module perfect for use in consumer electronics.
  • Electronics for automobiles: This module’s versatility makes it suitable for various car applications, including entertainment systems, remote keyless entry systems, and GPS systems.

Overall, the B0505S-1WR2 is a flexible DC-DC converter module that may be utilized in various applications where dependability, stability, and efficiency are crucial considerations. These characteristics are all important factors to consider when designing electronic circuitry.

Maintenance and Care

The B0505S-1WR2 DC-DC converter module is made to be long-lasting and low-maintenance, but it can work better and last longer if you take care of it. Here are some tips on how to keep the module in good shape:

  • Make sure the module is tidy: The module should be kept clean and free of dust and other things that can build up over time. You can clean the module by wiping it down with a soft, dry cloth or blowing on it with a can of compressed air.
  • Keep the module in a dry, cool place. The module should be kept in a place free of moisture and extreme temperatures and dry and cool. This can help protect the electronic parts of the module and make it last longer.
  • Don’t expose the module to temperatures that are too hot or cold. The module should be kept from heat or cold sources, as these can affect how well it works and even damage its electronic parts.
  • Check on the module often: Checking the module on a regular basis can help make sure it’s working right and find any problems before they get worse. You can check the voltage, current, and temperature of the module’s output to ensure they are within the recommended range.

Overall, taking care of and maintaining the B0505S-1WR2 DC-DC converter module can help make sure it works well and lasts longer.


The B0505S-1WR2 DC-DC converter module is dependable and adaptable for converting DC voltage levels in various electronic applications. Its compact size, great efficiency, and low noise output are some of its standout qualities.

We have covered its technical details, distinguishing characteristics, and a range of possible uses, such as in telecommunications, industrial equipment, and medical devices.

The module’s lifespan can be increased and its performance can be ensured by appropriate maintenance and care. The module must be kept tidy in a cold, dry environment and routinely checked to ensure it works properly.

Generally speaking, design engineers looking for a dependable and effective solution for their electronic designs should strongly consider the B0505S-1WR2 DC-DC converter module. To make sure you get a high-quality product, we advise getting it from a reliable provider.

If you’re interested in purchasing the B0505S-1WR2 DC-DC or any other electronic component, consider contacting ICRFQ, China’s top distributor of electronic parts. We are an excellent choice for your technology demands because we offer high-quality products at competitive prices. To understand more, kindly get in contact with us right now.

4.8/5 - (397 votes)
Kevin Chen