SMBG5378B/TR13

Product Overview

The SMBG5378B/TR13 belongs to the category of voltage regulator diodes. It is commonly used in electronic circuits to regulate voltage and protect sensitive components from overvoltage. The characteristics of this product include its small size, high reliability, and low forward voltage drop. It is typically packaged in a surface mount package and is available in various quantities.

Specifications

• Forward Voltage Drop: 0.7V
• Reverse Standoff Voltage: 78V
• Breakdown Voltage: 87V
• Maximum Reverse Leakage Current: 5µA
• Package Type: SMB (Surface Mount Diode)

Detailed Pin Configuration

The SMBG5378B/TR13 has two pins - anode and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

• Voltage Regulation: The SMBG5378B/TR13 regulates the voltage across the circuit, ensuring a stable output.
• Overvoltage Protection: It protects the circuit from damage due to excessive voltage spikes.

Advantages and Disadvantages

Advantages

• Small Size: Takes up minimal space on the circuit board.
• High Reliability: Ensures consistent performance over time.
• Low Forward Voltage Drop: Minimizes power loss.

Disadvantages

• Limited Current Handling Capacity: Not suitable for high current applications.
• Sensitivity to Temperature: Performance may vary with temperature changes.

Working Principles

The SMBG5378B/TR13 operates based on the principle of Zener breakdown. When the voltage across the diode exceeds its breakdown voltage, it starts conducting, effectively regulating the voltage.

Detailed Application Field Plans

This diode is commonly used in low-power electronic circuits such as voltage regulators, power supplies, and signal conditioning circuits. Its small size and reliable performance make it suitable for portable electronic devices and embedded systems.

Detailed and Complete Alternative Models

Some alternative models to SMBG5378B/TR13 include: - 1N5226B: Similar specifications with a slightly lower breakdown voltage. - BZX84C78: Comparable performance with a different package type.

In conclusion, the SMBG5378B/TR13 is a compact and reliable voltage regulator diode suitable for low-power electronic applications. Its ability to regulate voltage and protect against overvoltage makes it an essential component in various electronic circuits.

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