Microsemi Corporation
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CDLL3821
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CDLL3821 Product Overview

Introduction

The CDLL3821 is a versatile electronic component that belongs to the category of diode arrays. This entry provides an in-depth overview of the CDLL3821, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

  • Category: Diode Array
  • Use: Rectification and signal processing in electronic circuits
  • Characteristics: High reliability, low forward voltage drop, fast switching speed
  • Package: SOD-323
  • Essence: Silicon semiconductor material
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Maximum Forward Voltage: 0.7V
  • Reverse Voltage: 75V
  • Average Rectified Current: 200mA
  • Operating Temperature Range: -55°C to +150°C
  • Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The CDLL3821 has a standard SOD-323 package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

  • Fast recovery time
  • Low leakage current
  • High surge current capability

Advantages and Disadvantages

Advantages

  • High reliability
  • Compact size
  • Suitable for high-speed applications

Disadvantages

  • Limited maximum rectified current
  • Sensitive to reverse voltage spikes

Working Principles

The CDLL3821 operates based on the principles of semiconductor physics, utilizing the properties of P-N junctions to allow current flow in one direction while blocking it in the reverse direction.

Detailed Application Field Plans

The CDLL3821 is commonly used in the following applications: 1. Power supply units 2. Signal rectification circuits 3. Switching power supplies 4. Voltage clamping circuits

Detailed and Complete Alternative Models

For users seeking alternative options, the following diode arrays can be considered as substitutes for the CDLL3821: - 1N4148 - BAV99 - BAT54S

In conclusion, the CDLL3821 diode array offers reliable performance in rectification and signal processing applications, making it a valuable component in various electronic circuits.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van CDLL3821 in technische oplossingen

  1. What is CDLL3821?

    • CDLL3821 is a high-speed, low-capacitance transient voltage suppressor diode used for protecting sensitive electronics from voltage spikes and transients.

  2. What are the key features of CDLL3821?

    • The key features of CDLL3821 include its low capacitance, high-speed response, and ability to handle high transient currents.

  3. How is CDLL3821 used in technical solutions?

    • CDLL3821 is commonly used in technical solutions to protect integrated circuits, data lines, and other sensitive components from voltage surges and electrostatic discharge (ESD).

  4. What are the typical applications of CDLL3821?

    • CDLL3821 is often used in telecommunications equipment, computer systems, industrial controls, and automotive electronics to safeguard against voltage transients.

  5. What is the voltage rating of CDLL3821?

    • CDLL3821 typically has a voltage rating of around 24V, making it suitable for protecting low-voltage electronic circuits.

  6. How does CDLL3821 compare to other transient voltage suppressors?

    • CDLL3821 stands out due to its low capacitance and high-speed response, making it ideal for applications where signal integrity is crucial.

  7. Can CDLL3821 be used in high-frequency applications?

    • Yes, CDLL3821's low capacitance makes it suitable for high-frequency applications where minimal signal distortion is essential.

  8. What precautions should be taken when using CDLL3821 in a circuit?

    • It's important to ensure proper PCB layout and grounding to maximize the effectiveness of CDLL3821 in protecting sensitive components.

  9. Are there any temperature considerations when using CDLL3821?

    • CDLL3821 is designed to operate within a wide temperature range, but it's important to consider temperature effects on its performance in extreme conditions.

  10. Where can CDLL3821 be sourced from?

    • CDLL3821 can be sourced from various electronic component distributors and manufacturers, ensuring availability for technical solutions requiring transient voltage protection.