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SMF40A-HE3-18
Product Overview
Category
The SMF40A-HE3-18 belongs to the category of surface mount TVS (Transient Voltage Suppressor) diodes.
Use
It is used for transient voltage protection in various electronic circuits and systems.
Characteristics
- Low clamping voltage
- Fast response time
- High surge capability
Package
The SMF40A-HE3-18 is typically available in a surface mount package.
Essence
The essence of the SMF40A-HE3-18 lies in its ability to protect sensitive electronic components from voltage transients and surges.
Packaging/Quantity
The SMF40A-HE3-18 is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 43.6V
- Maximum Clamping Voltage: 70.1V
- Operating Temperature Range: -55°C to +150°C
- Package Type: SOD-123FL
Detailed Pin Configuration
The SMF40A-HE3-18 typically has two pins, with the pinout configuration as follows: 1. Anode 2. Cathode
Functional Features
- Transient voltage suppression
- Protection against voltage spikes
- Fast response to transient events
Advantages
- Effective protection of sensitive electronic components
- Fast response time
- Compact surface mount package
Disadvantages
- Limited power dissipation capability compared to larger devices
- May require additional circuitry for comprehensive surge protection
Working Principles
The SMF40A-HE3-18 works by diverting transient currents away from sensitive components, thereby limiting the voltage across them during transient events. This is achieved through the use of semiconductor junctions that rapidly conduct when exposed to high voltages.
Detailed Application Field Plans
The SMF40A-HE3-18 is commonly used in the following applications: - Consumer electronics - Telecommunications equipment - Industrial control systems - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models to the SMF40A-HE3-18 include: - SMAJ40A - SMBJ40A - SMCJ40A - P4SMAJ40A
In conclusion, the SMF40A-HE3-18 is a crucial component in protecting electronic circuits from transient voltage events. Its fast response time and compact package make it an ideal choice for various applications, although designers should consider its limitations in power dissipation and may need to complement it with additional protection circuitry for comprehensive surge protection.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van SMF40A-HE3-18 in technische oplossingen
What is the SMF40A-HE3-18?
- The SMF40A-HE3-18 is a surface mount, unidirectional TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients induced by lightning and other transient voltage events.
What is the maximum peak pulse power of the SMF40A-HE3-18?
- The maximum peak pulse power of the SMF40A-HE3-18 is 400 watts.
What is the breakdown voltage of the SMF40A-HE3-18?
- The breakdown voltage of the SMF40A-HE3-18 is 43.6 volts.
What are the typical applications for the SMF40A-HE3-18?
- Typical applications for the SMF40A-HE3-18 include protection of data lines, portable electronics, and communication ports in various technical solutions.
What is the operating temperature range of the SMF40A-HE3-18?
- The operating temperature range of the SMF40A-HE3-18 is -55°C to +150°C.
What is the package type of the SMF40A-HE3-18?
- The SMF40A-HE3-18 comes in a SOD-123FL package.
What is the clamping voltage of the SMF40A-HE3-18?
- The clamping voltage of the SMF40A-HE3-18 is 70.1 volts at 10A.
Is the SMF40A-HE3-18 RoHS compliant?
- Yes, the SMF40A-HE3-18 is RoHS compliant.
What are the key features of the SMF40A-HE3-18?
- The key features of the SMF40A-HE3-18 include low clamping voltage, fast response time, and high surge capability.
Where can I find detailed specifications and application notes for the SMF40A-HE3-18?
- Detailed specifications and application notes for the SMF40A-HE3-18 can be found on the manufacturer's website or in the product datasheet.