SMBJ15-E3/5B

Product Overview

The SMBJ15-E3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their ability to rapidly respond to overvoltage events, diverting excess current away from sensitive components. The SMBJ15-E3/5B is typically packaged in a compact, surface-mount design, making it suitable for various applications where space is limited. This diode is known for its high reliability and robustness, offering essential protection for electronic devices.

Basic Information

• Category: Transient Voltage Suppressor Diode
• Use: Surge protection in electronic circuits
• Characteristics: Rapid response, high reliability, compact surface-mount package
• Package: SMB (DO-214AA)
• Essence: Protecting electronic components from voltage surges
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage - Reverse Standoff (Typ): 15V
• Power (Watts): 600W
• Polarity: Unidirectional
• Breakdown Voltage: 16.7V
• Clamping Voltage: 24.4V
• Peak Pulse Current: 34.8A
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ15-E3/5B TVS diode features a standard SOD-123FL package with two pins. Pin 1 is the cathode, while pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient overvoltages to a safe level.
• Fast Response Time: Rapid reaction to overvoltage events, minimizing potential damage to connected devices.
• Low Leakage Current: Ensures minimal power dissipation during normal operation.

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic components
• Compact surface-mount package for space-constrained applications
• High reliability and robustness

Disadvantages

• Unidirectional protection only
• Limited to specific voltage and power ratings

Working Principles

The SMBJ15-E3/5B operates based on the principle of avalanche breakdown. When a voltage surge occurs, the diode rapidly conducts excess current, diverting it away from the protected circuit. This action effectively limits the voltage across the circuit, safeguarding sensitive components from damage.

Detailed Application Field Plans

The SMBJ15-E3/5B is widely used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different voltage or power ratings, alternative TVS diode models include: - SMBJ5.0A-E3/52 (5V, 600W) - SMBJ24A-E3/52 (24V, 600W) - SMBJ48CA-E3/52 (48V, 600W) - SMBJ150A-E3/52 (150V, 600W)

In conclusion, the SMBJ15-E3/5B transient voltage suppressor diode offers reliable surge protection in a compact, surface-mount package. Its fast response time and high reliability make it a valuable component in various electronic systems, ensuring the safety and longevity of sensitive components.

Word Count: 514