Taiwan Semiconductor Corporation
Das Bild kann eine Darstellung sein.
Siehe Spezifikationen für Produktdetails.
1N4746A R1G
Im Detail sehen Datenblätter

1N4746A R1G

Product Overview

Category

The 1N4746A R1G belongs to the category of Zener diodes.

Use

It is commonly used for voltage regulation and voltage reference applications.

Characteristics

  • Zener voltage: 18V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • RoHS compliant

Packaging/Quantity

The 1N4746A R1G is typically available in tape and reel packaging with quantities varying based on supplier and customer requirements.

Specifications

  • Zener voltage: 18V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Operating temperature range: -65°C to +200°C

Detailed Pin Configuration

The 1N4746A R1G has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

  • Precise voltage regulation
  • Low impedance
  • Fast response time

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Wide operating temperature range
  • RoHS compliant

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1N4746A R1G operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The 1N4746A R1G is widely used in: - Voltage regulators - Power supplies - Voltage reference circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4746A R1G include: - 1N4732A - 1N4733A - 1N4734A

In conclusion, the 1N4746A R1G Zener diode is a reliable component for voltage regulation and reference applications, offering precise voltage control and low impedance. While it has limitations in power dissipation and sensitivity to temperature, it remains a popular choice in various electronic circuits.

Word count: 298

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von 1N4746A R1G in technischen Lösungen auf

  1. What is the 1N4746A R1G?

    • The 1N4746A R1G is a 1W Zener diode with a voltage rating of 18V.

  2. What are the typical applications of the 1N4746A R1G?

    • It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.

  3. What is the maximum power dissipation of the 1N4746A R1G?

    • The maximum power dissipation is 1 watt.

  4. What is the operating temperature range for the 1N4746A R1G?

    • The operating temperature range is typically -65°C to +200°C.

  5. What is the voltage tolerance of the 1N4746A R1G?

    • The voltage tolerance is ±5%.

  6. Can the 1N4746A R1G be used for reverse polarity protection?

    • Yes, it can be used for reverse polarity protection due to its Zener diode characteristics.

  7. What is the forward voltage drop of the 1N4746A R1G?

    • The forward voltage drop is typically 1.2V at 200mA.

  8. Is the 1N4746A R1G suitable for low voltage applications?

    • No, it is not suitable for low voltage applications due to its relatively high voltage rating.

  9. Can the 1N4746A R1G be used in automotive electronics?

    • Yes, it can be used in automotive electronics for voltage regulation and protection.

  10. What are some common alternatives to the 1N4746A R1G?

    • Common alternatives include other Zener diodes with similar voltage ratings such as 1N4746, BZX85C18, and 18V Zener diode arrays.