1N4732E3/TR13

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A Zener diode is a semiconductor device which contains a highly doped P-N junction. The P-type and N-type materials of the junction are heavily doped. The properties of the junction make it possible to use it as a means of controlling current and voltage in a circuit. The 1N4732E3/TR13 is an axial-lead, single Zener diode of the type called TR13. Its application field and working principle are discussed in this article.

The main purpose of a Zener diode is to provide a constant voltage output regardless of input fluctuations. They are used in circuits as a means of protecting sensitive electronic components from excessive voltage. The 1N4732E3/TR13 is designed for use in low-power, voltage regulation applications that require a wide range of operating currents. Its ability to regulate voltage makes it ideal for use in a variety of applications including motor control circuits, power supply designs, analog/digital circuits, and audio systems.

The 1N4732E3/TR13 is a single Zener diode. This means that the P-N junction is composed of a single N-type material and a single P-type material. When a reverse voltage is applied to the diode, electrons from the P-type material and holes from the N-type material recombine to form a depletion region. This region is surrounded by an electric field that acts to keep the P-N junction from conducting current. When the electric field reaches a critical potential, which is known as the Zener breakdown voltage, the electric field collapses, allowing current to flow and the voltage to drop to a steady, predetermined level.

The breakdown voltage of the 1N4732E3/TR13 is 3.3 volts and its maximum power dissipation is 1/5W. The maximum peak forward current is rated at 25mA and the maximum reverse current at 4mA. The diode is offered in a DO-34 (gull-winged) package with an operating temperature of –65°C to +150°C. The unit is also RoHS-compliant, which means it is free of hazardous substances such as lead, mercury, and arsenic.

In addition to its low-power, voltage regulation application, the 1N4732E3/TR13 can also be used in high-power applications such as switching power supplies. In such applications, the Zener breakdown voltage can be used to control the switching of transistors, allowing for the creation of efficient and cost-effective switching power supplies with a high level of noise suppression. This makes the 1N4732E3/TR13 an ideal choice for designers looking for a low-cost, high-performance solution for their switching power supply needs.

The 1N4732E3/TR13 is a widely used and reliable Zener diode. Its application field and working principle ensure that it is suitable for a variety of applications, ranging from low-power voltage regulation to high-power switching power supplies. Its low-cost and RoHS-compliance make it a great choice for designers and engineers alike.

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