R34140

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R34140 Application Field and Working Principle

R34140 is a single rectifier diode, classified as a 1N4007. It operates at up to 1.5A, making it ideal for high-current applications. It is typically used for AC/DC rectification, so frequently found in power supplies, chargers, and other applications converting from alternating current to direct current.

Features

• High-Current applications
• Operating Voltage of up to 1000V
• Operating Current of up to 1.5A
• Low Reverse Voltage of up to 0.5V
• Small size and lightweight design
• UL, CSA, TUV approved

Applications

The R34140 is frequently used for rectification and AC/DC conversion in a variety of applications, such as:

• Battery chargers
• Inverters
• Uninterruptible power supplies (UPS)
• Switching regulators
• Welding inverters
• Power rectifiers
• Industrial and medical equipment

Working principle

R34140 is a single rectifier diode with high-current capabilities. It operates by allowing current to flow in one direction, while blocking current in the opposite direction. A schematic of its working principle is shown below.

The anode is the positive side of the diode and is typically connected to the input voltage main power supply. The cathode is the negative side and is typically connected to the ground. The controlling switch can be an AC or DC switch, depending on the application.

When the switch is closed, the inverting input of the diode is connected to the positive power supply, and the non-inverting input is connected to ground, thus allowing the current to flow through the diode. When the switch is open, the inverting input of the diode is connected to the ground, and the non-inverting input is connected to the positive power supply, thus blocking the current; the diode is said to be reverse-biased in this state.

Limitations

R34140 single rectifier diodes have some limitations. They have an operating temperature range of -55°C to 125°C, and should not be used in applications with temperatures outside of this range. It is also important to remember that the diode should not be operated for longer than 1.5A for optimal results.

Conclusion

R34140 is a single rectifier diode for high-current applications. It operates by allowing current to flow through the diode in one direction, while blocking it in the other. This makes it ideal for a wide range of AC/DC rectification applications, such as battery chargers, inverters, and switching regulators. However, it has an operating temperature range of -55°C to 125°C and should not be used in applications with temperatures beyond this range.

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