SMBJ20A-HRA

Product Overview

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

Fast response time
Low clamping voltage
High surge current capability
RoHS compliant

Package

The SMBJ20A-HRA is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of the SMBJ20A-HRA lies in its ability to provide robust protection for electronic circuits against transient voltage events.

Packaging/Quantity

The SMBJ20A-HRA is typically packaged in reels or trays and is available in quantities suitable for both prototyping and production purposes.

Specifications

Standoff Voltage: 20V
Breakdown Voltage: 22.2V
Maximum Clamping Voltage: 32.4V
Peak Pulse Current: 30A
Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ20A-HRA TVS diode has a standard pin configuration with two terminals for surface mount soldering.

Functional Features

Bi-directional clamping capability
Low leakage current
High reliability
ESD protection up to ±30kV (contact discharge)

Advantages

Fast response to transient events
Low clamping voltage ensures minimal impact on protected circuits
High surge current capability for enhanced protection

Disadvantages

Limited to low voltage applications
May require additional circuitry for higher voltage protection

Working Principles

The SMBJ20A-HRA operates by diverting excessive transient currents away from sensitive components, thereby limiting the voltage across them to a safe level.

Detailed Application Field Plans

The SMBJ20A-HRA is commonly used in: - Telecommunication equipment - Consumer electronics - Industrial control systems - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

P6SMB20A: Similar specifications and package type
SMBJ20CA: Higher breakdown voltage variant
SMBJ20C: Lower standoff voltage variant

In conclusion, the SMBJ20A-HRA transient voltage suppressor diode offers reliable protection against transient voltage events in various electronic applications, making it an essential component for ensuring the longevity and reliability of sensitive electronic circuits.

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技術ソリューションにおける SMBJ20A-HRA 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。

What is the SMBJ20A-HRA?
- The SMBJ20A-HRA is a surface mount transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
What is the maximum peak pulse power of the SMBJ20A-HRA?
- The maximum peak pulse power of the SMBJ20A-HRA is 600 watts for an 8/20μs waveform.
What is the breakdown voltage of the SMBJ20A-HRA?
- The breakdown voltage of the SMBJ20A-HRA is 22 volts.
What are the typical applications of the SMBJ20A-HRA?
- The SMBJ20A-HRA is commonly used in applications such as telecommunications equipment, industrial controls, consumer electronics, and automotive electronics to protect against voltage transients.
What is the operating temperature range of the SMBJ20A-HRA?
- The SMBJ20A-HRA has an operating temperature range of -55°C to +150°C.
What is the response time of the SMBJ20A-HRA?
- The response time of the SMBJ20A-HRA is very fast, typically less than 1 picosecond.
Does the SMBJ20A-HRA meet industry standards for surge protection?
- Yes, the SMBJ20A-HRA meets industry standards such as IEC 61000-4-5 for surge protection.
Can the SMBJ20A-HRA be used in high-speed data line protection?
- Yes, the SMBJ20A-HRA is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.
What is the packaging of the SMBJ20A-HRA?
- The SMBJ20A-HRA is available in a compact, surface mount package for easy integration into circuit board designs.
Is the SMBJ20A-HRA RoHS compliant?
- Yes, the SMBJ20A-HRA is RoHS compliant, making it suitable for use in environmentally conscious designs.