SMB8J7.0CHE3/52

Product Category

SMB8J7.0CHE3/52 belongs to the category of semiconductor devices, specifically a type of surface-mount transient voltage suppressor (TVS) diode.

Basic Information Overview

• Use: SMB8J7.0CHE3/52 is used for protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
• Characteristics: It offers low clamping voltage, fast response time, and high surge capability.
• Package: SMB (DO-214AA) package type.
• Essence: The essence of SMB8J7.0CHE3/52 lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.
• Packaging/Quantity: Typically available in reels with a quantity of 3000 units per reel.

Specifications

• Peak Power Dissipation: 600W
• Breakdown Voltage: 7.0V
• Operating Temperature Range: -55°C to +150°C
• Reverse Standoff Voltage: 5.8V
• Maximum Clamping Voltage: 9.2V

Detailed Pin Configuration

SMB8J7.0CHE3/52 features a two-pin configuration, with one pin designated for the anode and the other for the cathode.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltage to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the protected circuitry.
• Low Clamping Voltage: Provides efficient protection without imposing excessive voltage drop.

Advantages and Disadvantages

• Advantages:
  • Effective protection against voltage transients.
  • Compact form factor suitable for surface-mount applications.
  • Fast response time minimizes the risk of damage to sensitive components.
• Disadvantages:
  • Limited to specific voltage and power ratings.
  • May require additional circuitry for comprehensive surge protection in high-power applications.

Working Principles

SMB8J7.0CHE3/52 operates based on the principle of avalanche breakdown, where it rapidly diverts excess current away from the protected circuit when a voltage transient occurs. This prevents the voltage from reaching damaging levels and safeguards the connected components.

Detailed Application Field Plans

SMB8J7.0CHE3/52 finds extensive application in various electronic systems, including: - Telecommunication Equipment: Protects sensitive communication circuits from lightning-induced surges. - Industrial Control Systems: Safeguards control electronics from voltage spikes caused by inductive loads. - Automotive Electronics: Provides protection against electrostatic discharge in automotive control modules.

Detailed and Complete Alternative Models

Some alternative models to SMB8J7.0CHE3/52 include: - SMB5.0A: Similar TVS diode with a lower breakdown voltage of 5.0V. - SMB10J15CA: Higher power dissipation TVS diode suitable for more demanding applications.

In conclusion, SMB8J7.0CHE3/52 serves as a crucial component in protecting electronic systems from voltage transients, offering a balance of performance and compactness. Its application spans across diverse industries, ensuring the integrity of sensitive electronics in the face of unpredictable voltage fluctuations.

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