1N5229B Diode

Product Overview

Category:

The 1N5229B diode belongs to the category of Zener diodes.

Use:

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

Characteristics:

Zener voltage: 4.3V
Power dissipation: 500mW
Package type: DO-35
Operating temperature range: -65°C to +200°C
Packaging/quantity: Available in tape and reel packaging, with quantities varying based on supplier.

Essence:

The 1N5229B diode is an essential component for maintaining stable voltage levels in electronic circuits.

Specifications

Zener voltage: 4.3V
Power dissipation: 500mW
Maximum forward voltage: 1.2V
Reverse current: 5μA
Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N5229B diode has a standard DO-35 package with two leads. The cathode is denoted by a black band on the body of the diode.

Functional Features

Voltage regulation: The diode maintains a constant voltage across its terminals when operated in the reverse breakdown region.
Overvoltage protection: It prevents excessive voltage from damaging sensitive components in a circuit.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Compact size
Cost-effective

Disadvantages

Limited power dissipation capability
Susceptible to thermal runaway under certain conditions

Working Principles

The 1N5229B diode operates based on the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse biased.

Detailed Application Field Plans

Voltage Regulation

The diode can be used in voltage regulator circuits to maintain a stable output voltage despite variations in input voltage or load.

Overvoltage Protection

It can be employed in electronic systems to protect sensitive components from damage due to overvoltage conditions.

Detailed and Complete Alternative Models

1N5231B (5.1V Zener voltage)
1N5228B (3.9V Zener voltage)
BZX55C4V3 (4.3V Zener voltage)

In conclusion, the 1N5229B diode is a crucial component for voltage regulation and protection in electronic circuits, offering precise regulation and compact design. However, it has limitations in power dissipation and may experience thermal runaway in specific scenarios.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N5229B v technických řešeních

What is the 1N5229B diode used for?
- The 1N5229B is a zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N5229B diode?
- The 1N5229B has a nominal zener voltage of 4.3 volts, making it suitable for applications requiring a stable voltage reference.
What is the maximum power dissipation of the 1N5229B diode?
- The 1N5229B has a maximum power dissipation of 500mW, allowing it to handle moderate power levels in circuit applications.
Can the 1N5229B be used for voltage regulation in power supplies?
- Yes, the 1N5229B is commonly used for voltage regulation in low-power applications such as sensor circuits, small signal amplifiers, and voltage references.
What are the typical applications of the 1N5229B diode?
- Typical applications include voltage regulation, overvoltage protection, and voltage reference in various electronic circuits.
Is the 1N5229B suitable for precision voltage references?
- While the 1N5229B provides stable voltage regulation, it may not be suitable for high-precision voltage reference applications due to its inherent tolerance and temperature coefficient.
What is the temperature coefficient of the 1N5229B diode?
- The temperature coefficient of the 1N5229B is typically around 0.05% per degree Celsius, which should be considered in temperature-sensitive applications.
Can the 1N5229B be used for transient voltage suppression?
- While the 1N5229B can provide some level of transient voltage suppression, it is not specifically designed for this purpose and may not be as effective as dedicated transient voltage suppression diodes.
What are the key parameters to consider when using the 1N5229B in a circuit?
- Key parameters include the zener voltage, power dissipation, temperature coefficient, and current handling capability to ensure proper performance in the intended application.
Are there any alternative diodes with similar characteristics to the 1N5229B?
- Yes, other zener diodes with comparable voltage ratings and power dissipation capabilities, such as the 1N5231B or 1N5228B, can be considered as alternatives depending on specific application requirements.