JANTX1N4990D

Product Overview

Use

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics

Voltage regulation capability
Reverse breakdown voltage stability
Low leakage current
High reliability

Package

The JANTX1N4990D is typically available in a DO-35 package.

Essence

The essence of the JANTX1N4990D lies in its ability to maintain a constant voltage across its terminals when operated in the reverse breakdown region.

Packaging/Quantity

It is usually packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

Reverse Breakdown Voltage: 6.8V
Power Dissipation: 500mW
Maximum Forward Voltage: 1.2V
Operating Temperature Range: -65°C to 200°C

Detailed Pin Configuration

The JANTX1N4990D has two pins, anode, and cathode. The anode is connected to the positive terminal, while the cathode is connected to the negative terminal.

Functional Features

Precise voltage regulation
Protection against voltage spikes
Stable operation over a wide temperature range

Advantages

Reliable voltage regulation
Low leakage current
Compact size

Disadvantages

Limited power dissipation capability
Sensitive to temperature variations

Working Principles

The JANTX1N4990D operates based on the principle of the Zener effect, where it maintains a nearly constant voltage drop across its terminals when operated in the reverse breakdown region.

Detailed Application Field Plans

The JANTX1N4990D finds applications in various electronic circuits such as: - Voltage regulators - Overvoltage protection circuits - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the JANTX1N4990D include: - 1N4732A - BZX55C6V8 - 1N5226B

In conclusion, the JANTX1N4990D Zener diode offers precise voltage regulation and protection in electronic circuits, making it a valuable component in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací JANTX1N4990D v technických řešeních

What is the JANTX1N4990D diode used for?
- The JANTX1N4990D diode is commonly used for voltage regulation, surge protection, and rectification in various technical solutions.
What are the key specifications of the JANTX1N4990D diode?
- The JANTX1N4990D diode is a 500mW Zener diode with a voltage range of 3.3V to 200V and a tolerance of ±5%.
How does the JANTX1N4990D diode provide voltage regulation?
- The JANTX1N4990D diode operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals, thus providing voltage regulation.
Can the JANTX1N4990D diode be used for surge protection?
- Yes, the JANTX1N4990D diode can be used to protect sensitive electronic components from voltage surges by diverting excess current away from the protected circuit.
What are the typical applications of the JANTX1N4990D diode?
- Typical applications include voltage reference, voltage clamping, overvoltage protection, and precision voltage regulation in various technical solutions.
What is the maximum power dissipation of the JANTX1N4990D diode?
- The JANTX1N4990D diode has a maximum power dissipation of 500mW.
Is the JANTX1N4990D diode suitable for high-temperature environments?
- Yes, the JANTX1N4990D diode is designed to operate reliably in high-temperature environments, making it suitable for a wide range of applications.
Does the JANTX1N4990D diode have a low leakage current?
- Yes, the JANTX1N4990D diode exhibits low leakage current, which is essential for precision voltage regulation and stability.
Can the JANTX1N4990D diode be used in automotive electronics?
- Yes, the JANTX1N4990D diode is suitable for use in automotive electronics, providing voltage regulation and surge protection in various automotive systems.
Are there any precautions to consider when using the JANTX1N4990D diode?
- It's important to ensure proper heat dissipation and avoid exceeding the maximum power dissipation to maintain the reliability and performance of the JANTX1N4990D diode.