SMAJ9.0CHE3/61

Product Category

SMAJ9.0CHE3/61 belongs to the category of transient voltage suppressor diodes.

Basic Information Overview

• Use: These diodes are used to protect sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
• Characteristics: They have a fast response time, low clamping voltage, and high surge current capability.
• Package: SMAJ9.0CHE3/61 diodes are typically available in a DO-214AC (SMA) package.
• Essence: The essence of these diodes lies in their ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.
• Packaging/Quantity: They are usually packaged in reels or trays, with quantities varying based on manufacturer specifications.

Specifications

• Voltage Rating: 9.0V
• Peak Pulse Power: 400W
• Operating Temperature Range: -55°C to +150°C
• Breakdown Voltage: 10V
• Reverse Standoff Voltage: 7.78V
• Maximum Clamping Voltage: 15.6V

Detailed Pin Configuration

The SMAJ9.0CHE3/61 diode typically consists of two pins, anode, and cathode, with the anode being connected to the higher voltage side and the cathode to the lower voltage side.

Functional Features

• Transient Voltage Suppression: Provides protection against voltage spikes and transients.
• Fast Response Time: Rapidly responds to overvoltage conditions, safeguarding connected components.

Advantages and Disadvantages

• Advantages:
  • Effective protection against voltage transients.
  • Fast response time ensures minimal impact on the protected circuit.
  • Compact size and easy integration into circuit designs.
• Disadvantages:
  • Limited power dissipation capability compared to larger devices.
  • May require additional circuitry for comprehensive surge protection in high-power applications.

Working Principles

SMAJ9.0CHE3/61 diodes work based on the principle of avalanche breakdown, where they rapidly conduct excess current when the voltage exceeds the specified level, thus diverting the transient energy away from the sensitive components.

Detailed Application Field Plans

These diodes find extensive use in various applications including: - Telecommunications: Protecting communication equipment from lightning-induced surges. - Automotive Electronics: Safeguarding vehicle electronics from voltage transients. - Industrial Control Systems: Shielding control circuitry from inductive load switching transients.

Detailed and Complete Alternative Models

• 1N6267A: Similar voltage rating and power dissipation capabilities.
• P6KE6.8CA: Offers comparable transient voltage suppression characteristics.
• ESD9B5.0ST5G: Suitable for ESD protection in sensitive electronic circuits.

This comprehensive range of alternative models provides engineers with flexibility in selecting the most suitable transient voltage suppressor diode for their specific application requirements.

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