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1N4743CPE3/TR8
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1N4743CPE3/TR8

Product Overview

Category:

The 1N4743CPE3/TR8 belongs to the category of Zener diodes.

Use:

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics:

  • Zener voltage: 13V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Tolerance: ±5%

Packaging/Quantity:

The 1N4743CPE3/TR8 is typically available in reels or bulk packaging, with quantities varying based on supplier and customer requirements.

Specifications

  • Zener voltage: 13V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The 1N4743CPE3/TR8 has a standard DO-41 package with two leads. The anode is connected to the positive terminal, and the cathode is connected to the negative terminal.

Functional Features

  • Voltage regulation: Maintains a constant output voltage across a wide range of load currents and input voltages.
  • Overvoltage protection: Safeguards sensitive components by limiting the voltage across them.

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1N4743CPE3/TR8 operates based on the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

Voltage Regulation

The 1N4743CPE3/TR8 can be used in various electronic circuits to stabilize voltage levels, ensuring consistent performance of connected components.

Overvoltage Protection

In applications where there is a risk of overvoltage conditions, such as in automotive electronics or power supplies, the 1N4743CPE3/TR8 can be employed to protect sensitive devices from damage.

Detailed and Complete Alternative Models

  • 1N4733A
  • 1N4734A
  • 1N4735A
  • 1N4736A
  • 1N4737A

These alternative models offer different Zener voltages while sharing similar characteristics and package types.

This content provides a comprehensive overview of the 1N4743CPE3/TR8 Zener diode, covering its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける 1N4743CPE3/TR8 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1N4743CPE3/TR8?

    • The 1N4743CPE3/TR8 is a Zener diode with a voltage rating of 13V and a power dissipation of 1W.

  2. How does the 1N4743CPE3/TR8 work?

    • The 1N4743CPE3/TR8 operates as a voltage regulator by maintaining a constant output voltage across its terminals, even when there are variations in input voltage or load resistance.

  3. What are the typical applications of the 1N4743CPE3/TR8?

    • Common applications include voltage regulation, overvoltage protection, and voltage reference in various electronic circuits.

  4. What are the key specifications of the 1N4743CPE3/TR8?

    • The key specifications include a voltage rating of 13V, a power dissipation of 1W, and a tolerance of +/-5%.

  5. How do I select the appropriate resistor for use with the 1N4743CPE3/TR8?

    • To determine the appropriate resistor value, you can use Ohm's law (R = V/I) where V is the voltage drop across the resistor and I is the current flowing through the circuit.

  6. Can the 1N4743CPE3/TR8 be used in reverse-bias mode?

    • Yes, the 1N4743CPE3/TR8 can be used in reverse-bias mode to protect against overvoltage conditions.

  7. What are the temperature considerations for the 1N4743CPE3/TR8?

    • The 1N4743CPE3/TR8 has a maximum operating temperature of 150°C, so it's important to consider heat dissipation in high-temperature environments.

  8. How does the 1N4743CPE3/TR8 compare to other Zener diodes in terms of performance?

    • The 1N4743CPE3/TR8 offers a balance of voltage rating, power dissipation, and tolerance, making it suitable for a wide range of applications.

  9. Are there any precautions to consider when using the 1N4743CPE3/TR8?

    • It's important to ensure proper heat sinking and current limiting to prevent damage to the diode.

  10. Where can I find detailed application notes for the 1N4743CPE3/TR8?

    • Detailed application notes and usage guidelines can be found in the manufacturer's datasheet for the 1N4743CPE3/TR8.