Bourns Inc.
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P4SMA43CA
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P4SMA43CA

Product Overview

Category

The P4SMA43CA belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use

It is used for surge protection in electronic circuits, particularly in applications where protection against transient voltage spikes is crucial.

Characteristics

  • Voltage Suppression: Provides protection against voltage transients and surges.
  • Fast Response Time: Rapidly clamps transient voltages to a safe level.
  • Low Clamping Voltage: Ensures minimal impact on the protected circuit during transient events.
  • Compact Package: Small form factor for easy integration into electronic designs.

Package

The P4SMA43CA is typically available in a DO-214AC (SMA) package.

Essence

The essence of the P4SMA43CA lies in its ability to safeguard sensitive electronic components from voltage surges and transients.

Packaging/Quantity

It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

  • Standoff Voltage: 36.8V
  • Breakdown Voltage: 40.9V
  • Peak Pulse Power: 400W
  • Operating Temperature Range: -55°C to 150°C
  • RoHS Compliance: Yes

Detailed Pin Configuration

The P4SMA43CA typically features two pins in a standard SMA package configuration.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
  • Fast Response: Rapid reaction time to transient events ensures minimal impact on the circuit.
  • Reliable Performance: Consistent and reliable protection against voltage surges.

Advantages

  • Effective Protection: Safeguards sensitive electronics from voltage spikes.
  • Fast Response Time: Quickly responds to transient events, minimizing potential damage.
  • Compact Design: Space-efficient packaging for easy integration into circuit designs.

Disadvantages

  • Clamping Voltage Limitation: May not be suitable for applications requiring ultra-low clamping voltages.
  • Limited Peak Power Handling: In high-power transient events, additional protection may be required.

Working Principles

The P4SMA43CA operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when a voltage surge occurs, diverting the transient energy away from the protected circuit.

Detailed Application Field Plans

The P4SMA43CA finds application in various fields, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Automotive Electronics: Safeguards vehicle electronics from voltage transients. - Industrial Control Systems: Provides surge protection for sensitive control circuitry. - Consumer Electronics: Used in power supply and signal lines for surge suppression.

Detailed and Complete Alternative Models

  • P6SMB33CA: Similar TVS diode with higher peak pulse power handling.
  • 1.5SMC36CA: TVS diode with a different package and standoff voltage for alternative design considerations.
  • SMBJ36CA: Compact TVS diode with similar characteristics but in an SMB package.

In conclusion, the P4SMA43CA TVS diode offers effective surge protection with fast response and compact design, making it suitable for a wide range of electronic applications.

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Énumérez 10 questions et réponses courantes liées à l'application de P4SMA43CA dans les solutions techniques

  1. What is P4SMA43CA?

    • P4SMA43CA is a type of TVS (transient voltage suppressor) diode used to protect electronic circuits from voltage spikes and transient surges.

  2. What is the maximum working voltage of P4SMA43CA?

    • The maximum working voltage of P4SMA43CA is 36.8V.

  3. What is the peak pulse power of P4SMA43CA?

    • The peak pulse power of P4SMA43CA is 400W.

  4. What are the typical applications of P4SMA43CA?

    • P4SMA43CA is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.

  5. What is the clamping voltage of P4SMA43CA?

    • The clamping voltage of P4SMA43CA is 58.1V at 1A.

  6. What is the operating temperature range of P4SMA43CA?

    • The operating temperature range of P4SMA43CA is -55°C to +150°C.

  7. How does P4SMA43CA provide overvoltage protection?

    • P4SMA43CA diverts excessive current away from sensitive components by shunting it to ground during voltage surges.

  8. Can P4SMA43CA be used for ESD (electrostatic discharge) protection?

    • Yes, P4SMA43CA can be used for ESD protection in electronic devices and circuitry.

  9. What is the package type of P4SMA43CA?

    • P4SMA43CA is available in a DO-214AC (SMA) package.

  10. Is P4SMA43CA RoHS compliant?

    • Yes, P4SMA43CA is RoHS compliant, making it suitable for use in environmentally conscious designs.