SMBJ18CE3/TR13

Product Overview

• Category: Diode
• Use: Voltage clamping in electronic circuits
• Characteristics: Fast response time, low leakage current, high surge capability
• Package: SOD-123
• Essence: Transient voltage suppressor diode
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage - Reverse Standoff (Typ): 18V
• Voltage - Breakdown (Min): 20V
• Clamping Voltage @ Ipp: 29.2V
• Current - Peak Pulse (10/1000µs): 17.1A
• Power - Peak Pulse: 600W
• Type: Zener

Detailed Pin Configuration

The SMBJ18CE3/TR13 has a SOD-123 package with two pins. Pin 1 is the anode and pin 2 is the cathode.

Functional Features

• Provides transient voltage suppression for electronic circuits
• Fast response time protects sensitive components from voltage spikes
• Low leakage current ensures minimal power loss during normal operation
• High surge capability allows the diode to handle large transient currents

Advantages and Disadvantages

Advantages

• Protects sensitive electronic components from voltage transients
• Fast response time
• Low leakage current

Disadvantages

• Clamping voltage may be higher than some applications can tolerate
• Requires careful consideration of placement and routing for effective protection

Working Principles

The SMBJ18CE3/TR13 operates by diverting excess voltage away from sensitive components in a circuit, thereby protecting them from damage due to voltage spikes or transients. When the voltage across the diode exceeds its breakdown voltage, it begins to conduct, providing a low-impedance path for the excess current to flow through.

Detailed Application Field Plans

The SMBJ18CE3/TR13 is commonly used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ18CE3/TR13 include: - SMAJ18A: Similar specifications but in a SMA package - P6SMB18CA: Higher peak pulse power rating in a SMB package - 1.5KE18A: Higher surge capability in a DO-201 package

This information provides a comprehensive overview of the SMBJ18CE3/TR13 diode, including its specifications, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.