Microsemi Corporation
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CDLL4745A
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CDLL4745A Encyclopedia Entry

Product Overview

CDLL4745A belongs to the category of Zener diodes. It is commonly used for voltage regulation and transient suppression in electronic circuits. The characteristics of CDLL4745A include its ability to maintain a constant voltage across its terminals when it is operated in its reverse breakdown region. The package of CDLL4745A is typically in a glass encapsulation, and it is available in various quantities per package.

Specifications

  • Voltage: 15V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

CDLL4745A typically has two pins, with the anode and cathode connections clearly marked on the device.

Functional Features

The primary function of CDLL4745A is to regulate voltage by maintaining a constant output voltage under varying load conditions. It also provides protection against voltage spikes and transients in electronic circuits.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Protection against voltage spikes
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Voltage tolerance may not be suitable for some precision applications

Working Principles

CDLL4745A operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when it is reverse-biased and operated in its breakdown region.

Detailed Application Field Plans

CDLL4745A is commonly used in various electronic circuits such as voltage regulators, power supplies, and surge suppressors. Its precise voltage regulation and transient suppression capabilities make it suitable for applications where stable voltage levels are critical.

Detailed and Complete Alternative Models

Some alternative models to CDLL4745A include: - CDLL4148 - CDLL5231 - CDLL914

In summary, CDLL4745A is a Zener diode that provides precise voltage regulation and transient suppression in electronic circuits. Its characteristics, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models make it a versatile component in the field of electronics.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací CDLL4745A v technických řešeních

Sure, here are 10 common questions and answers related to the application of CDLL4745A in technical solutions:

  1. What is CDLL4745A?

    • CDLL4745A is a type of Zener diode with a voltage rating of 15V and a power dissipation of 1W.

  2. What are the typical applications of CDLL4745A?

    • CDLL4745A is commonly used in voltage regulation, surge suppression, and overvoltage protection in various electronic circuits.

  3. What is the maximum current that CDLL4745A can handle?

    • The maximum current for CDLL4745A is typically around 77mA.

  4. How does CDLL4745A provide voltage regulation?

    • CDLL4745A operates in the reverse-biased breakdown region, allowing it to maintain a relatively constant voltage across its terminals.

  5. Can CDLL4745A be used for transient voltage suppression?

    • Yes, CDLL4745A is suitable for suppressing transient voltage spikes and protecting sensitive components in a circuit.

  6. What is the temperature coefficient of CDLL4745A?

    • The temperature coefficient of CDLL4745A is approximately -2mV/°C, indicating a relatively stable voltage reference over a range of temperatures.

  7. Is CDLL4745A suitable for low-power applications?

    • Yes, CDLL4745A's 1W power dissipation makes it suitable for low-power applications where precise voltage regulation is required.

  8. What is the reverse leakage current of CDLL4745A?

    • The reverse leakage current of CDLL4745A is typically very low, ensuring minimal impact on the regulated voltage.

  9. Can CDLL4745A be used in automotive electronics?

    • Yes, CDLL4745A's robust construction and ability to withstand transient voltage events make it suitable for use in automotive electronics.

  10. Are there any specific layout considerations when using CDLL4745A in a circuit?

    • It's important to minimize lead lengths and ensure proper heat sinking to maximize the performance and reliability of CDLL4745A in a circuit.

I hope these questions and answers help clarify the application of CDLL4745A in technical solutions! If you have any more questions, feel free to ask.