Microsemi Corporation
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SMAJ85E3/TR13
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SMAJ85E3/TR13

Product Overview

Category: Diode
Use: Voltage clamping
Characteristics: Transient voltage suppressor diode
Package: DO-214AC (SMA)
Essence: Protects sensitive electronic devices from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage - Reverse Standoff (Typ): 85V
  • Voltage - Breakdown (Min): 94.4V
  • Voltage - Clamping (Max) @ Ipp: 137V
  • Current - Peak Pulse (10/1000µs): 11.6A
  • Power - Peak Pulse: 400W
  • Type: Zener
  • Unidirectional: Yes

Detailed Pin Configuration

The SMAJ85E3/TR13 has two pins in a standard DO-214AC package.

Functional Features

  • Provides protection against transient voltage events
  • Fast response time
  • Low clamping voltage
  • High surge capability

Advantages and Disadvantages

Advantages: - Effective voltage clamping - Fast reaction to transient events - Compact size

Disadvantages: - Limited power dissipation capability - Unidirectional protection only

Working Principles

The SMAJ85E3/TR13 operates by diverting excess current away from sensitive components when a transient voltage event occurs. It acts as a voltage-triggered switch, rapidly providing a low-impedance path to ground for the overvoltage condition.

Detailed Application Field Plans

The SMAJ85E3/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

  • Alternative Model 1: P6KE82CA
  • Alternative Model 2: 1.5KE100CA
  • Alternative Model 3: SMBJ85CA

In conclusion, the SMAJ85E3/TR13 is a vital component in protecting electronic circuits from voltage transients, offering fast response times and effective clamping capabilities. Its compact size makes it suitable for a wide range of applications, although its unidirectional nature and limited power dissipation should be considered when selecting alternative models for specific requirements.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق SMAJ85E3/TR13 في الحلول التقنية

  1. What is SMAJ85E3/TR13?

    • SMAJ85E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.

  2. What is the maximum peak pulse power of SMAJ85E3/TR13?

    • The maximum peak pulse power of SMAJ85E3/TR13 is 400 watts.

  3. What is the breakdown voltage of SMAJ85E3/TR13?

    • The breakdown voltage of SMAJ85E3/TR13 is 85 volts.

  4. What are the typical applications of SMAJ85E3/TR13?

    • SMAJ85E3/TR13 is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems for transient voltage protection.

  5. What is the operating temperature range of SMAJ85E3/TR13?

    • The operating temperature range of SMAJ85E3/TR13 is typically -55°C to +150°C.

  6. How does SMAJ85E3/TR13 provide transient voltage suppression?

    • SMAJ85E3/TR13 clamps the voltage during transient events by diverting excess current away from sensitive components, thereby protecting them from damage.

  7. Is SMAJ85E3/TR13 RoHS compliant?

    • Yes, SMAJ85E3/TR13 is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.

  8. What is the package type of SMAJ85E3/TR13?

    • SMAJ85E3/TR13 comes in a DO-214AC (SMA) package.

  9. What are the key features of SMAJ85E3/TR13?

    • Some key features of SMAJ85E3/TR13 include low leakage current, fast response time, and high surge capability.

  10. Where can I find detailed specifications and application notes for SMAJ85E3/TR13?

    • Detailed specifications and application notes for SMAJ85E3/TR13 can be found in the datasheet provided by the manufacturer or distributor.