1N5221BUR-1

Product Overview

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
Forward voltage: 1.2V
Reverse current: 5µA

Package

The 1N5221BUR-1 is typically available in a DO-35 package.

Packaging/Quantity

It is often supplied in reels or tubes, with quantities varying based on manufacturer and distributor specifications.

Specifications

Zener voltage: 4.3V
Power dissipation: 500mW
Maximum forward voltage: 1.2V
Maximum reverse current: 5µA
Operating temperature range: -65°C to +200°C
Package type: DO-35

Detailed Pin Configuration

The 1N5221BUR-1 Zener diode has two pins, with the anode connected to the positive side and the cathode connected to the negative side of the circuit.

Functional Features

The 1N5221BUR-1 Zener diode provides a stable reference voltage and protects circuits from overvoltage conditions by conducting when the voltage exceeds its breakdown voltage.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Overvoltage protection
Compact size

Disadvantages

Limited power dissipation capability
Sensitivity to temperature variations

Working Principles

When the voltage across the Zener diode reaches its breakdown voltage, it begins to conduct in the reverse direction, maintaining a nearly constant voltage drop across its terminals.

Detailed Application Field Plans

The 1N5221BUR-1 Zener diode finds applications in various fields such as: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the 1N5221BUR-1 Zener diode include: - 1N5221B - 1N5221A - BZX55C4V3 - BZX84C4V3

In conclusion, the 1N5221BUR-1 Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection in a compact package. Its working principles and characteristics make it suitable for a wide range of applications in different fields.

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技術ソリューションにおける 1N5221BUR-1 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure, here are 10 common questions and answers related to the application of 1N5221BUR-1 in technical solutions:

What is the 1N5221BUR-1 diode used for?
- The 1N5221BUR-1 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N5221BUR-1 diode?
- The 1N5221BUR-1 has a nominal Zener voltage of 4.3V.
What is the power rating of the 1N5221BUR-1 diode?
- The 1N5221BUR-1 has a power dissipation rating of 500mW.
How is the 1N5221BUR-1 diode typically connected in a circuit?
- The 1N5221BUR-1 is usually connected in reverse bias across the load to provide a constant voltage drop.
What are the typical applications of the 1N5221BUR-1 diode?
- The 1N5221BUR-1 is commonly used in voltage regulator circuits, overvoltage protection circuits, and as a reference voltage source.
Can the 1N5221BUR-1 be used for low voltage applications?
- Yes, the 1N5221BUR-1's relatively low Zener voltage makes it suitable for low voltage applications.
What is the temperature coefficient of the 1N5221BUR-1 diode?
- The temperature coefficient of the 1N5221BUR-1 is typically around -2mV/°C.
Is the 1N5221BUR-1 suitable for high-frequency applications?
- The 1N5221BUR-1 is not specifically designed for high-frequency applications, but it can be used in some low-frequency signal conditioning circuits.
What are the key considerations when designing with the 1N5221BUR-1?
- Key considerations include the maximum current through the diode, power dissipation, and temperature effects on Zener voltage.
Are there any alternative diodes that can be used in place of the 1N5221BUR-1?
- Yes, other Zener diodes with similar voltage ratings and power dissipation capabilities can be used as alternatives to the 1N5221BUR-1, such as the 1N5221B or BZX55C4V3.