SMBJ4733AE3/TR13

Product Overview

• Category: Diode
• Use: Voltage suppression in electronic circuits
• Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
• Package: DO-214AA (SMB), 2-pin
• Essence: Protects sensitive electronic components from voltage spikes
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Part Number: SMBJ4733AE3/TR13
• Voltage - Reverse Standoff (Typ): 5V
• Voltage - Breakdown (Min): 6.4V
• Voltage - Clamping (Max) @ Ipp: 9.2V
• Current - Peak Pulse (10/1000µs): 19.2A
• Power - Peak Pulse: 600W
• Type: Zener

Detailed Pin Configuration

The SMBJ4733AE3/TR13 has a simple 2-pin configuration with no polarity.

Functional Features

• Provides protection against transient voltage spikes
• Fast response time ensures minimal damage to protected circuitry
• Low clamping voltage prevents excessive voltage exposure to downstream components

Advantages and Disadvantages

Advantages

• Effective protection of sensitive electronic components
• Fast response time
• Low clamping voltage

Disadvantages

• Limited power dissipation capability
• May require additional circuitry for comprehensive surge protection

Working Principles

The SMBJ4733AE3/TR13 operates by diverting excess voltage away from sensitive components when a transient voltage spike occurs. It acts as a voltage-triggered switch, rapidly conducting excess current to ground, thereby protecting the downstream circuitry.

Detailed Application Field Plans

This diode is commonly used in electronic circuits where protection against voltage transients is crucial, such as in telecommunications equipment, industrial control systems, and automotive electronics.

Detailed and Complete Alternative Models

• SMBJ5.0A: Similar characteristics, higher breakdown voltage
• SMBJ15CA: Higher power dissipation, similar clamping voltage

In conclusion, the SMBJ4733AE3/TR13 is a vital component in electronic circuits requiring protection against transient voltage spikes. Its fast response time and low clamping voltage make it an effective solution for safeguarding sensitive components. However, its limited power dissipation capability and potential need for supplementary circuitry should be considered in design applications.

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