1SMB5931B-13 Discrete Semiconductor Products

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The 1SMB5931B-13 is a Zener diode, which is a device designed to allow current to flow in one direction only. This diode, manufactured by Central Semiconductor Corporation, is designed to be efficient and reliable. It is able to handle 85V and 500mA and has an operating temperature range of -65°C to +150°C. The device is UL94V rated and has a 0.220 Ohm reverse leakage current at +25°C.

The 1SMB5931B-13\'s application field includes power supply protection, voltage regulation, over-voltage protection, and ESD protection. It is also used in feedback networks, rectifier circuits and switching circuits. The 1SMB5931B-13 is widely used in the automotive, aerospace and industrial sectors.

The working principle of the 1SMB5931B-13 is based on the fact that when the voltage across it reaches the Zener breakdown voltage, a large current known as a Zener current flows through the diode in a reverse direction. This current is proportional to the applied voltage, so if the voltage increases, then the current also increases. This results in a voltage, known as a Zener voltage, that is maintained across the diode. This Zener voltage is very stable and is less than the breakdown voltage.

In addition to the Zener current, the 1SMB5931B-13 also has a reverse leakage current, which is the current that flows through the diode in a forward direction. This leakage current is small but can still cause voltage drops across the diode, which can reduce the effectiveness of the Zener current. The 1SMB5931B-13 has a low reverse leakage current to ensure its effectiveness when used in power protection applications.

The 1SMB5931B-13 has a wide range of applications due to its reliable performance and high efficiency. Its ability to handle high current and provide stable voltage regulation make it an ideal choice for many circuit protection applications. It can also be used in feedback networks, rectifier circuits and switching circuits to provide stable voltage regulation and ensure reliability.

In conclusion, the 1SMB5931B-13 is a Zener diode designed to allow current to flow in one direction only. This device is suitable for use in automotive, aerospace and industrial applications. Its working principle is based on the fact that when the voltage across it reaches the Zener breakdown voltage, a large current known as a Zener current flows through the device in a reverse direction. It also has a reverse leakage current, which is small but can still cause voltage drops across the diode, thereby reducing its effectiveness. The 1SMB5931B-13 is an efficient and reliable Zener diode that is suitable for many circuit protection applications.

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