Microsemi Corporation
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CDLL4910
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CDLL4910 Product Overview

Introduction

The CDLL4910 is a crucial component in the field of electronic devices, providing essential functions for various applications. This entry will provide an in-depth overview of the CDLL4910, including its product category, basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Category

The CDLL4910 belongs to the category of semiconductor diodes, specifically as a Zener diode. It is widely used in electronic circuits for voltage regulation and protection against voltage spikes.

Basic Information Overview

  • Use: Voltage regulation and protection
  • Characteristics: Zener diode, reverse breakdown voltage, low leakage current
  • Package: Small signal plastic package
  • Essence: Regulating voltage in electronic circuits
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Voltage Range: 3.3V to 200V
  • Power Dissipation: 500mW
  • Operating Temperature: -65°C to +175°C
  • Storage Temperature: -65°C to +200°C

Detailed Pin Configuration

The CDLL4910 typically consists of two pins, with the cathode being shorter than the anode. The pinout configuration is as follows: - Anode (A) - Pin 1 - Cathode (K) - Pin 2

Functional Features

  • Voltage Regulation: Maintains a constant output voltage under varying load conditions
  • Overvoltage Protection: Safeguards sensitive components by diverting excess voltage
  • Low Leakage Current: Minimizes power loss in standby mode

Advantages and Disadvantages

Advantages

  • Precise Voltage Regulation
  • Compact Size
  • Low Cost

Disadvantages

  • Limited Power Dissipation
  • Susceptible to Thermal Runaway

Working Principles

The CDLL4910 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased. This allows it to regulate voltage within a circuit and protect sensitive components from overvoltage conditions.

Detailed Application Field Plans

The CDLL4910 finds extensive use in various electronic applications, including: - Voltage Regulator Circuits - Power Supplies - Overvoltage Protection Circuits - Signal Clipping Circuits

Detailed and Complete Alternative Models

Several alternative models to the CDLL4910 include: - 1N4728A - BZX55C3V3 - MMBZ5232BLT1G

In conclusion, the CDLL4910 Zener diode plays a vital role in electronic circuits, offering precise voltage regulation and overvoltage protection. Its compact size and cost-effectiveness make it a popular choice for a wide range of applications.

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  1. What is CDLL4910?

    • CDLL4910 is a high-speed, low-capacitance transient voltage suppressor diode commonly used for ESD protection in electronic circuits.

  2. Where is CDLL4910 typically used in technical solutions?

    • CDLL4910 is often used in applications such as USB ports, HDMI interfaces, Ethernet ports, and other high-speed data lines to protect sensitive components from voltage spikes and electrostatic discharge.

  3. What are the key features of CDLL4910?

    • CDLL4910 features low capacitance, fast response time, and high surge capability, making it suitable for protecting high-speed data lines without degrading signal integrity.

  4. How does CDLL4910 provide ESD protection?

    • CDLL4910 shunts transient voltage spikes to ground, preventing them from reaching and damaging sensitive components.

  5. What is the maximum clamping voltage of CDLL4910?

    • The maximum clamping voltage of CDLL4910 is typically around 12V, ensuring that the protected circuitry is not exposed to excessive voltages during transient events.

  6. Can CDLL4910 be used in automotive applications?

    • Yes, CDLL4910 is suitable for automotive applications where ESD protection is required for high-speed data lines and communication interfaces.

  7. Is CDLL4910 RoHS compliant?

    • Yes, CDLL4910 is RoHS compliant, making it suitable for use in environmentally conscious designs.

  8. What is the operating temperature range of CDLL4910?

    • CDLL4910 typically operates within a temperature range of -55°C to 150°C, allowing it to be used in a wide variety of environments.

  9. Does CDLL4910 require any external components for proper operation?

    • CDLL4910 does not typically require any external components for basic ESD protection, but additional filtering or series resistance may be added depending on the specific application requirements.

  10. Are there any recommended layout considerations when using CDLL4910?

    • It is recommended to keep the traces between the protected component and CDLL4910 as short as possible to minimize parasitic inductance and maintain effective ESD protection. Additionally, proper grounding and placement near the protected components are important considerations for optimal performance.