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SMDJ8.5CA-HR
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SMDJ8.5CA-HR

Product Overview

The SMDJ8.5CA-HR belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their high reliability, fast response time, and ability to absorb transient overvoltage spikes. The SMDJ8.5CA-HR is typically packaged in a surface-mount device (SMD) package and is available in various quantities per package.

Basic Information

  • Category: Transient Voltage Suppressor Diode
  • Use: Surge Protection in Electronic Circuits
  • Characteristics: High Reliability, Fast Response Time
  • Package: Surface-Mount Device (SMD)
  • Essence: Transient Overvoltage Spike Absorption
  • Packaging/Quantity: Varies

Specifications

  • Part Number: SMDJ8.5CA-HR
  • Peak Pulse Power: 3000W
  • Breakdown Voltage: 8.5V
  • Operating Voltage: 7.37V
  • Maximum Clamping Voltage: 14.4V
  • Peak Pulse Current: 431A
  • Polarity: Unidirectional

Detailed Pin Configuration

The SMDJ8.5CA-HR features a standard SMD package with two terminals for surface mounting onto circuit boards. The pin configuration includes the anode and cathode terminals, which are clearly marked for easy identification during installation.

Functional Features

  • Transient Voltage Suppression: Effectively clamps transient overvoltage spikes to protect sensitive electronic components.
  • Fast Response Time: Rapid reaction to voltage transients ensures minimal impact on the protected circuitry.
  • High Power Dissipation: Capable of handling large surge currents without degradation.

Advantages and Disadvantages

Advantages

  • Reliable Surge Protection
  • Fast Response Time
  • High Power Handling Capacity

Disadvantages

  • Unidirectional Protection Only
  • Requires Proper Installation for Effective Performance

Working Principles

The SMDJ8.5CA-HR operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds its breakdown voltage. This effectively diverts the surge energy away from the sensitive components, protecting them from damage.

Detailed Application Field Plans

The SMDJ8.5CA-HR is widely used in various applications including: - Telecommunication Equipment: Protects sensitive communication circuits from lightning-induced surges. - Industrial Control Systems: Safeguards control electronics from power line transients and voltage spikes. - Automotive Electronics: Provides surge protection for vehicle electronic systems against load dump and other transient events.

Detailed and Complete Alternative Models

  • SMDJ5.0CA-HR: 5.0V Breakdown Voltage TVS Diode
  • SMDJ12CA-HR: 12V Breakdown Voltage TVS Diode
  • SMDJ20CA-HR: 20V Breakdown Voltage TVS Diode
  • SMDJ30CA-HR: 30V Breakdown Voltage TVS Diode

In conclusion, the SMDJ8.5CA-HR transient voltage suppressor diode offers reliable surge protection with fast response time, making it suitable for a wide range of electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ8.5CA-HR en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of SMDJ8.5CA-HR in technical solutions:

  1. Q: What is the maximum peak pulse power of SMDJ8.5CA-HR? A: The maximum peak pulse power of SMDJ8.5CA-HR is 3000 watts for a 10/1000μs waveform.

  2. Q: What is the breakdown voltage of SMDJ8.5CA-HR? A: The breakdown voltage of SMDJ8.5CA-HR is 8.5 volts.

  3. Q: What is the typical clamping voltage of SMDJ8.5CA-HR? A: The typical clamping voltage of SMDJ8.5CA-HR is 14.4 volts at 58.9A.

  4. Q: What is the operating temperature range of SMDJ8.5CA-HR? A: The operating temperature range of SMDJ8.5CA-HR is -55°C to +150°C.

  5. Q: Can SMDJ8.5CA-HR be used for surge protection in power supplies? A: Yes, SMDJ8.5CA-HR can be used for surge protection in power supplies due to its high power handling capability.

  6. Q: Is SMDJ8.5CA-HR suitable for overvoltage protection in communication equipment? A: Yes, SMDJ8.5CA-HR is suitable for overvoltage protection in communication equipment where transient voltage suppression is required.

  7. Q: What is the response time of SMDJ8.5CA-HR in clamping transients? A: The response time of SMDJ8.5CA-HR is typically less than 1.0 picoseconds.

  8. Q: Can SMDJ8.5CA-HR be used in automotive electronics for ESD protection? A: Yes, SMDJ8.5CA-HR can be used in automotive electronics for ESD protection and transient voltage suppression.

  9. Q: Does SMDJ8.5CA-HR comply with RoHS requirements? A: Yes, SMDJ8.5CA-HR is compliant with RoHS (Restriction of Hazardous Substances) requirements.

  10. Q: What is the package type of SMDJ8.5CA-HR? A: SMDJ8.5CA-HR is available in a DO-214AB (SMC) package, which is suitable for surface mount applications.

I hope these answers provide the information you were looking for! If you have any more questions, feel free to ask.