JAN1N4129C-1

Product Category

The JAN1N4129C-1 belongs to the category of semiconductor devices, specifically a Zener diode.

Basic Information Overview

• Use: The JAN1N4129C-1 is used as a voltage regulator in electronic circuits, providing a stable reference voltage.
• Characteristics: It has a sharp breakdown voltage and low dynamic impedance, making it suitable for precision voltage regulation.
• Package: The JAN1N4129C-1 is typically available in a glass axial-lead package.
• Essence: Its essence lies in its ability to maintain a constant voltage across its terminals, even with variations in current.
• Packaging/Quantity: It is commonly packaged in reels or tubes, with quantities varying based on manufacturer specifications.

Specifications

• Voltage Range: 3.9V to 4.3V
• Power Dissipation: 500mW
• Operating Temperature: -65°C to 200°C
• Zener Impedance: 10Ω
• Maximum Reverse Leakage Current: 5μA

Detailed Pin Configuration

The JAN1N4129C-1 typically has two leads, with the anode connected to the positive terminal and the cathode to the negative terminal.

Functional Features

• Stable Voltage Regulation: Provides a constant voltage output despite changes in input voltage or load current.
• Overvoltage Protection: Safeguards sensitive components by limiting the voltage across the circuit.
• Temperature Stability: Maintains its voltage regulation characteristics over a wide temperature range.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Compact size
• Wide operating temperature range

Disadvantages

• Limited power dissipation capability
• Susceptible to damage from excessive current or voltage spikes

Working Principles

The JAN1N4129C-1 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased at its breakdown voltage.

Detailed Application Field Plans

The JAN1N4129C-1 finds applications in various electronic circuits, including: - Voltage regulators in power supplies - Overvoltage protection in communication systems - Signal clamping and limiting circuits

Detailed and Complete Alternative Models

Some alternative models to the JAN1N4129C-1 include: - 1N4739A - BZX55C3V6 - LM4040CIM3-4.1/NOPB

In conclusion, the JAN1N4129C-1 Zener diode serves as a crucial component in electronic circuits, providing stable voltage regulation and overvoltage protection. Its precise characteristics make it suitable for a wide range of applications, while alternative models offer flexibility in design choices.