B72220S0301K551

Product Overview

Category: Passive electronic component
Use: Surge arrester for overvoltage protection
Characteristics: High reliability, fast response time, compact design
Package: Ceramic disc with lead wires
Essence: Protects electronic circuits from voltage surges
Packaging/Quantity: Typically packaged in reels or trays

Specifications

Voltage Rating: 300V
Peak Surge Current: 20kA
Capacitance: 100pF
Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The B72220S0301K551 has a simple two-pin configuration with lead wires for easy integration into circuit designs.

Functional Features

Fast response time to protect sensitive electronics
High surge current handling capability
Compact size for space-constrained applications

Advantages and Disadvantages

Advantages

Reliable overvoltage protection
Fast reaction to transient voltage spikes
Compact and easy to integrate into circuit designs

Disadvantages

Limited voltage rating compared to some other surge arresters
May require additional components for comprehensive overvoltage protection in some applications

Working Principles

The B72220S0301K551 operates based on the principle of diverting excess voltage away from sensitive electronic components. When a surge occurs, the device rapidly conducts the excess energy to protect the connected circuitry.

Detailed Application Field Plans

This surge arrester is commonly used in: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

B72220S0301K101
B72220S0301K102
B72220S0301K103

Note: The alternative models listed above have similar specifications and functionality but may vary in form factor or packaging.

This information provides a comprehensive overview of the B72220S0301K551 surge arrester, including its specifications, features, application areas, and alternatives.

Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von B72220S0301K551 in technischen Lösungen auf

What is the B72220S0301K551?
- The B72220S0301K551 is a type of EPCOS varistor, commonly used for overvoltage protection in electronic circuits.
What are the key specifications of B72220S0301K551?
- The B72220S0301K551 has a maximum AC voltage of 130V, a maximum DC voltage of 175V, and a nominal varistor voltage of 275V.
How does B72220S0301K551 provide overvoltage protection?
- When an overvoltage occurs, the varistor conducts current and clamps the voltage to protect sensitive components in the circuit.
In what applications is B72220S0301K551 commonly used?
- B72220S0301K551 is often used in power supplies, industrial equipment, and consumer electronics for surge protection.
What is the operating temperature range of B72220S0301K551?
- The B72220S0301K551 has an operating temperature range of -40°C to +85°C.
What is the energy absorption capability of B72220S0301K551?
- The B72220S0301K551 can absorb up to 0.3J of energy during transient events.
How does B72220S0301K551 compare to other varistors in terms of performance?
- B72220S0301K551 offers high surge current capability and low leakage current, making it suitable for demanding applications.
Can B72220S0301K551 be used in automotive electronics?
- Yes, B72220S0301K551 is suitable for automotive applications where overvoltage protection is required.
What are the mounting options for B72220S0301K551?
- B72220S0301K551 is available in surface mount (SMD) and through-hole configurations for easy integration into different PCB designs.
Where can I find detailed application notes for using B72220S0301K551 in technical solutions?
- Detailed application notes and guidelines for using B72220S0301K551 can be found on the manufacturer's website or in the product datasheet.