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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