Microsemi Corporation
Obrázek může být reprezentace.
Viz Specifikace pro podrobnosti o produktu.
1N4747CP/TR12
Zobrazit detail DataSheets

1N4747CP/TR12

Product Overview

The 1N4747CP/TR12 belongs to the category of Zener diodes, which are widely used in electronic circuits for voltage regulation and protection. These diodes exhibit unique characteristics that make them essential components in various electronic applications. The 1N4747CP/TR12 is typically packaged in a small, cylindrical glass enclosure and is available in quantities suitable for both individual and industrial use.

Specifications

  • Voltage: 20V
  • Power Dissipation: 1W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C
  • Package Type: Axial Lead

Detailed Pin Configuration

The 1N4747CP/TR12 features an axial lead package with two leads. The cathode lead is typically shorter than the anode lead, allowing for easy identification and installation in electronic circuits.

Functional Features

The primary function of the 1N4747CP/TR12 Zener diode is to maintain a constant voltage across its terminals when it is operated within its specified voltage range. This characteristic makes it ideal for voltage regulation and transient voltage suppression in electronic circuits.

Advantages and Disadvantages

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Vulnerable to thermal runaway under certain conditions

Working Principles

The 1N4747CP/TR12 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage drop across its terminals when it is reverse-biased and operated within its specified voltage range. This allows it to regulate the voltage in electronic circuits and protect sensitive components from voltage spikes.

Detailed Application Field Plans

The 1N4747CP/TR12 finds extensive use in various electronic applications, including: - Voltage regulation in power supplies - Overvoltage protection in communication systems - Voltage reference in precision measurement equipment

Detailed and Complete Alternative Models

Several alternative models to the 1N4747CP/TR12 include: - 1N4733A: 5.1V Zener diode - 1N4742A: 12V Zener diode - 1N4749A: 24V Zener diode

In conclusion, the 1N4747CP/TR12 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and protection against voltage transients. Its compact size and wide operating temperature range make it suitable for diverse applications in the electronics industry.

[Word count: 336]

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4747CP/TR12 v technických řešeních

  1. What is the 1N4747CP/TR12 diode used for?

    • The 1N4747CP/TR12 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the voltage rating of the 1N4747CP/TR12 diode?

    • The 1N4747CP/TR12 has a nominal voltage of 20 volts, making it suitable for applications requiring a stable 20V reference voltage.

  3. What are the typical applications of the 1N4747CP/TR12 diode?

    • Typical applications include voltage regulation, voltage reference, overvoltage protection, and signal clamping in various electronic circuits.

  4. What is the maximum power dissipation of the 1N4747CP/TR12 diode?

    • The 1N4747CP/TR12 diode can handle a maximum power dissipation of 1.0 watt, allowing it to withstand moderate power levels.

  5. How does the 1N4747CP/TR12 diode regulate voltage?

    • The 1N4747CP/TR12 operates in the reverse-biased breakdown region, maintaining a constant voltage drop across its terminals, thus regulating the output voltage.

  6. Can the 1N4747CP/TR12 be used for voltage regulation in power supply circuits?

    • Yes, the 1N4747CP/TR12 is commonly used as a voltage regulator in low-power linear power supply circuits.

  7. What are the key electrical characteristics of the 1N4747CP/TR12 diode?

    • Key characteristics include its nominal voltage of 20V, tolerance, maximum reverse current, and temperature coefficient.

  8. Is the 1N4747CP/TR12 suitable for precision voltage references?

    • While it can provide a stable reference voltage, for precision applications, additional circuitry may be required to improve accuracy.

  9. What are the temperature considerations for the 1N4747CP/TR12 diode?

    • The 1N4747CP/TR12's performance is affected by temperature, so thermal management is important to ensure stable operation.

  10. Can the 1N4747CP/TR12 be used for transient voltage suppression?

    • Yes, the 1N4747CP/TR12 can be used to suppress transient voltages and protect sensitive components in electronic circuits.