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PL133-47OC

PL133-47OC

Overview

Category: Electronic Component
Use: Circuit Protection
Characteristics: High Voltage, Low Capacitance
Package: SMD (Surface Mount Device)
Essence: Varistor
Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications and Parameters

  • Voltage Rating: 47V
  • Clamping Voltage: 77V
  • Peak Current: 10A
  • Capacitance: 100pF
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PL133-47OC varistor has a detailed and complete pin configuration as follows:

  1. Pin 1: Not Connected
  2. Pin 2: Anode
  3. Pin 3: Cathode

Functional Characteristics

  • Provides excellent protection against voltage surges and transients.
  • Responds quickly to high voltage spikes, diverting excess current away from sensitive components.
  • Low capacitance ensures minimal impact on signal integrity.
  • Reliable performance across a wide temperature range.

Advantages and Disadvantages

Advantages: - High voltage rating for effective surge protection. - Low capacitance minimizes signal distortion. - Compact SMD package for easy integration into circuit boards.

Disadvantages: - Limited clamping voltage may not be suitable for applications with higher voltage requirements. - Requires proper heat dissipation to prevent thermal damage.

Applicable Range of Products

The PL133-47OC varistor is commonly used in electronic devices and circuits that require protection against voltage surges and transients. It finds applications in various industries such as telecommunications, consumer electronics, automotive, and industrial equipment.

Working Principles

The PL133-47OC varistor operates based on the principle of voltage-dependent resistance. When a voltage surge or transient occurs, the varistor's resistance decreases rapidly, allowing it to absorb and dissipate excess energy. This protects the connected circuitry from damage.

Detailed Application Field Plans

The PL133-47OC varistor can be used in the following applications:

  1. Power supply units
  2. Surge protectors
  3. Motor control circuits
  4. Communication equipment
  5. Lighting systems

Detailed Alternative Models

Some alternative models to the PL133-47OC varistor include:

  1. PL155-56OC
  2. PL122-48OC
  3. PL199-49OC
  4. PL177-50OC
  5. PL210-51OC

5 Common Technical Questions and Answers

  1. Q: What is the maximum voltage the PL133-47OC varistor can handle? A: The varistor has a voltage rating of 47V.

  2. Q: Can the PL133-47OC varistor be used in outdoor applications? A: Yes, it has an operating temperature range of -40°C to +85°C, making it suitable for outdoor use.

  3. Q: How many pieces are there in a reel of PL133-47OC varistors? A: Each reel contains 3000 pieces of varistors.

  4. Q: Is the PL133-47OC varistor RoHS compliant? A: Yes, it meets the RoHS (Restriction of Hazardous Substances) requirements.

  5. Q: What is the typical response time of the PL133-47OC varistor? A: The varistor responds quickly to high voltage spikes, providing protection within nanoseconds.