1N4743CE3/TR13

Product Overview

Use

This product is commonly used in electronic circuits for voltage regulation and protection against voltage spikes.

Characteristics

Zener voltage: 13V
Power dissipation: 1.0W
Package type: DO-41
Operating temperature range: -65°C to +200°C
Packaging/quantity: Tape and reel, 5000 units per reel

Specifications

Zener voltage: 13V
Maximum reverse current: 5mA
Maximum power dissipation: 1.0W
Forward voltage: 1.2V
Reverse leakage current: 5μA

Detailed Pin Configuration

The 1N4743CE3/TR13 has two pins, with the anode connected to the positive terminal and the cathode connected to the negative terminal.

Functional Features

Voltage regulation: The Zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from the circuit.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Compact size
Cost-effective solution for voltage regulation

Disadvantages

Limited power dissipation capability
Susceptible to temperature variations

Working Principles

The Zener diode operates in the reverse breakdown region, allowing it to maintain a constant voltage drop across its terminals regardless of the current flowing through it.

Detailed Application Field Plans

The 1N4743CE3/TR13 is widely used in: - Voltage regulators - Power supplies - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4743CE3/TR13 include: - 1N4739A - BZX55C13 - 13EZ33

In conclusion, the 1N4743CE3/TR13 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4743CE3/TR13 v technických řešeních

What is the 1N4743CE3/TR13 diode used for?
- The 1N4743CE3/TR13 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4743CE3/TR13 diode?
- The 1N4743CE3/TR13 has a nominal voltage of 13V, making it suitable for applications requiring a stable 13V reference voltage.
How does the 1N4743CE3/TR13 diode regulate voltage?
- The 1N4743CE3/TR13 operates in the reverse-biased breakdown region, maintaining a constant voltage drop across its terminals, effectively regulating the output voltage.
Can the 1N4743CE3/TR13 be used for overvoltage protection?
- Yes, the 1N4743CE3/TR13 can be employed to protect sensitive components from overvoltage conditions by shunting excess voltage to ground.
What are the typical applications of the 1N4743CE3/TR13 diode?
- Typical applications include voltage regulators, voltage references, overvoltage protection circuits, and precision power supplies.
What is the maximum power dissipation of the 1N4743CE3/TR13 diode?
- The 1N4743CE3/TR13 has a maximum power dissipation of 1W, allowing it to handle moderate power levels in circuit applications.
Is the 1N4743CE3/TR13 suitable for automotive electronics?
- Yes, the 1N4743CE3/TR13's robust construction and voltage regulation capabilities make it suitable for various automotive electronic systems.
Does the 1N4743CE3/TR13 require a heatsink in high-power applications?
- In high-power applications, a heatsink may be necessary to dissipate heat and ensure the diode operates within its temperature limits.
What is the temperature coefficient of the 1N4743CE3/TR13?
- The 1N4743CE3/TR13 typically has a temperature coefficient of approximately 5mV/°C, affecting its stability with temperature changes.
Can multiple 1N4743CE3/TR13 diodes be connected in series or parallel?
- Yes, multiple 1N4743CE3/TR13 diodes can be connected in series to increase the total breakdown voltage or in parallel to share current load, depending on the specific application requirements.