SMBJ43A-E3/5B
Product Overview
Category
The SMBJ43A-E3/5B belongs to the category of transient voltage suppressor (TVS) diodes.
Use
It is used for protecting sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
Characteristics
- Low clamping voltage
- Fast response time
- High surge current capability
Package
The SMBJ43A-E3/5B is available in a surface mount DO-214AA (SMB) package.
Essence
The essence of this product lies in its ability to provide reliable overvoltage protection for electronic circuits.
Packaging/Quantity
The SMBJ43A-E3/5B is typically packaged in reels with a quantity of 3000 units per reel.
Specifications
- Standoff Voltage: 43V
- Breakdown Voltage: 47.8V
- Maximum Clamping Voltage: 69.4V
- Peak Pulse Current: 30.6A
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The SMBJ43A-E3/5B TVS diode has two pins, anode, and cathode, which are clearly labeled on the device.
Functional Features
- Provides bi-directional protection
- Low incremental surge resistance
- RoHS compliant
Advantages and Disadvantages
Advantages
- Fast response time protects sensitive components
- High surge current capability ensures robust protection
- RoHS compliance supports environmental sustainability
Disadvantages
- May require additional circuitry for comprehensive overvoltage protection in complex systems
- Limited to transient voltage suppression and may not protect against sustained overvoltage conditions
Working Principles
The SMBJ43A-E3/5B operates by diverting excessive transient current away from sensitive components, thereby limiting the voltage across the protected circuit.
Detailed Application Field Plans
This TVS diode is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- SMBJ33A-E3/5B: Standoff Voltage: 33V, suitable for lower voltage applications.
- SMBJ58A-E3/5B: Standoff Voltage: 58V, suitable for higher voltage applications.
In conclusion, the SMBJ43A-E3/5B transient voltage suppressor diode offers efficient protection against voltage transients, making it an essential component in various electronic systems.
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10个与SMBJ43A-E3/5B在技术解决方案中的应用相关的常见问题及解答
What is the SMBJ43A-E3/5B?
- The SMBJ43A-E3/5B is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What is the maximum peak pulse power of the SMBJ43A-E3/5B?
- The maximum peak pulse power of the SMBJ43A-E3/5B is 600 watts for an 8/20 µs waveform.
What is the breakdown voltage of the SMBJ43A-E3/5B?
- The breakdown voltage of the SMBJ43A-E3/5B is 43 volts.
What are the typical applications of the SMBJ43A-E3/5B?
- Typical applications of the SMBJ43A-E3/5B include protection of telecommunications equipment, industrial controls, consumer electronics, and automotive systems.
What is the operating temperature range of the SMBJ43A-E3/5B?
- The operating temperature range of the SMBJ43A-E3/5B is -55°C to +150°C.
What is the clamping voltage of the SMBJ43A-E3/5B?
- The clamping voltage of the SMBJ43A-E3/5B at its peak pulse current is 77.4 volts.
How does the SMBJ43A-E3/5B provide protection to electronic circuits?
- The SMBJ43A-E3/5B diverts excessive current away from sensitive components, limiting the voltage across the protected device.
Can the SMBJ43A-E3/5B be used in high-speed data line protection?
- Yes, the SMBJ43A-E3/5B is suitable for high-speed data line protection due to its fast response time and low capacitance.
What are the packaging options available for the SMBJ43A-E3/5B?
- The SMBJ43A-E3/5B is available in a variety of packages including DO-214AA (SMB) and DO-214AB (SMC).
Is the SMBJ43A-E3/5B compliant with RoHS requirements?
- Yes, the SMBJ43A-E3/5B is compliant with RoHS (Restriction of Hazardous Substances) requirements, making it suitable for use in environmentally conscious designs.