SMBJ5956A/TR13

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The SMBJ5956A/TR13 is a general-purpose Zener diode manufactured by the NXP Semiconductors. It is a single Zener diode designed for use in a variety of applications, including switching power supplies, voltage regulation, voltage sensing/clamping, and more. This device is manufactured in a SOD-123FL (Small Outline Diode) surface-mounted package, which is suitable for a variety of applications where space is an issue.

The SMBJ5956A/TR13 has a maximum power dissipation of 500 mW, a Zener voltage between 7.5V and 30V, a Zener shunt capacitance of 4 Pico-Farads, and a breakdown voltage of 42 V. It has a reverse current limit of 5 mA and a reverse recovery time of 5 nanoseconds. The SMBJ5956A/TR13 also features an ESD Protection Circuit that protects it against electrostatic charge, and it has a maximum operating temperature of 175 degrees Celsius.

The SMBJ5956A/TR13 is typically used in voltage regulation or sensing applications, such as DC-DC converters, lightning protection circuits, and voltage clamping networks. In these applications, it is used to regulate an input voltage to a desired output voltage. It is also commonly used for voltage sensing, where it can detect when an input voltage reaches a certain level and then react accordingly. Additionally, it is used in lightning protection circuits to protect circuitry from high voltage spikes.

The working principle of the SMBJ5956A/TR13 is based on the Zener effect. This effect states that when a PN junction is exposed to a reverse bias voltage, electrons from the N-type material cross over to the P-type material, creating a field at the junction. This field enables current to flow in the reverse direction, which allows the diode to act as a voltage regulator.

In operation, the SMBJ5956A/TR13 functions like any other Zener diode, but with its added ESD protection and low reverse recovery time, it is able to provide additional protection and reliability. The Zener breakdown voltage sets the output voltage, and any excess voltage is clamped by the device. This allows the device to regulate the input voltage to a desired output voltage, which is why it is commonly used for applications like DC-DC converters, lightning protection circuits, and voltage clamping networks.

In conclusion, the SMBJ5956A/TR13 is a general-purpose Zener diode manufactured by NXP Semiconductors. It is a single Zener diode designed for use in a variety of applications including voltage regulation, voltage sensing/clamping, and lightning protection. The device operates on the Zener effect, where it sets an output voltage based on its Zener breakdown voltage, while its ESD Protection circuit and low reverse recovery time enables improved reliability and protection. Therefore, the SMBJ5956A/TR13 is a great choice for anyone looking for an efficient and reliable Zener diode for their applications.

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