SMBJ5381B/TR13

Product Overview

The SMBJ5381B/TR13 belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are widely used to protect sensitive electronic components from voltage spikes and transients. The SMBJ5381B/TR13 is characterized by its high surge capability, fast response time, compact package, and reliability. It is typically available in a surface mount package and is designed to dissipate transient overvoltage in a variety of applications.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage spikes and transients
• Characteristics: High surge capability, fast response time, compact package, reliability
• Package: Surface mount
• Essence: Dissipation of transient overvoltage
• Packaging/Quantity: Typically available in reels of 3000 units

Specifications

• Part Number: SMBJ5381B/TR13
• Peak Pulse Power: 5.0 kW
• Breakdown Voltage: 85.5 V
• Operating Voltage: 69.4 V
• Reverse Standoff Voltage: 58.1 V
• Maximum Clamping Voltage: 93.6 V
• Peak Pulse Current: 96.2 A
• Polarity: Unidirectional

Detailed Pin Configuration

The SMBJ5381B/TR13 typically features a standard SMC (DO-214AB) package with two pins for surface mount installation. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

• Fast response time to transient overvoltage events
• High surge capability for reliable protection
• Compact surface mount package for easy integration into circuit designs
• Low clamping voltage to minimize stress on protected components

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Fast response time ensures minimal impact on the protected circuit
• Compact size allows for versatile integration into various electronic designs

Disadvantages

• Limited to unidirectional protection
• May require additional components for bidirectional protection in some applications

Working Principles

The SMBJ5381B/TR13 operates by diverting transient overvoltage away from sensitive components through the process of avalanche breakdown. When a voltage spike occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated as heat, thus protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ5381B/TR13 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• SMBJ5.0A: Similar TVS diode with lower peak pulse power rating
• SMBJ5381B-TP: Tape and reel packaging option for automated assembly
• SMBJ5381B-TP: Lead-free version for RoHS compliance

In conclusion, the SMBJ5381B/TR13 transient voltage suppressor diode offers effective protection against voltage spikes and transients in a wide range of electronic applications. Its fast response time, high surge capability, and compact package make it a valuable component for ensuring the reliability and longevity of sensitive electronic systems.

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