3EZ19D2E3/TR12

Product Category: Electronic Component

Use: The 3EZ19D2E3/TR12 is a voltage regulator diode designed to provide stable and regulated voltage output in electronic circuits.

Characteristics: This diode is characterized by its ability to maintain a constant voltage level despite fluctuations in input voltage, making it suitable for use in various electronic devices. It comes in a compact package with high reliability and low leakage current.

Package: The 3EZ19D2E3/TR12 is typically available in a small, surface-mount package, making it suitable for integration into compact electronic designs.

Essence: The essence of the 3EZ19D2E3/TR12 lies in its ability to ensure consistent voltage levels, thereby protecting sensitive electronic components from voltage spikes and fluctuations.

Packaging/Quantity: This diode is commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications:

• Voltage Regulation: 19V
• Power Dissipation: 3W
• Forward Voltage Drop: 1.5V
• Maximum Reverse Voltage: 30V
• Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration:

The 3EZ19D2E3/TR12 features a standard SOD-123 package with two pins. Pin 1 is the anode, while pin 2 is the cathode.

Functional Features:

• Voltage Regulation: The diode maintains a constant voltage output, ensuring stability in electronic circuits.
• Overvoltage Protection: It protects connected components from damage due to excessive voltage.
• Compact Design: Its small form factor allows for space-efficient circuit designs.

Advantages:

• Reliable Voltage Regulation
• Compact Size
• Low Leakage Current

Disadvantages:

• Limited Maximum Reverse Voltage
• Restricted Power Dissipation

Working Principles:

The 3EZ19D2E3/TR12 operates based on the principle of Zener diode voltage regulation. When the input voltage exceeds the specified level, the diode conducts to maintain a constant output voltage, effectively regulating the overall circuit voltage.

Detailed Application Field Plans:

This diode finds applications in various electronic devices, including voltage regulators, power supplies, and voltage clamping circuits. Its stable voltage output makes it suitable for use in precision instruments and consumer electronics.

Detailed and Complete Alternative Models:

• 1N4743A: Similar voltage rating and package type
• BZX55C19: Comparable voltage regulation characteristics
• MMBZ5230B: Alternative SMD package option with similar specifications

In conclusion, the 3EZ19D2E3/TR12 is a reliable voltage regulator diode with a compact design and stable performance, making it suitable for a wide range of electronic applications.

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