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SMDJ11 Encyclopedia Entry
Product Overview
Category
The SMDJ11 belongs to the category of surface mount transient voltage suppressor diodes.
Use
It is used for protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
Characteristics
- Fast response time
- Low clamping voltage
- High surge current capability
- Compact surface mount package
Package
The SMDJ11 is typically available in a DO-214AB (SMC) package.
Essence
The essence of the SMDJ11 lies in its ability to quickly divert excessive voltage away from sensitive components, thereby safeguarding them from damage.
Packaging/Quantity
The SMDJ11 is commonly packaged in reels or tape and reel, with quantities varying based on manufacturer specifications.
Specifications
- Peak Power Dissipation: 3000W
- Breakdown Voltage Range: 12V to 440V
- Operating Temperature Range: -55°C to +150°C
- RoHS Compliant: Yes
Detailed Pin Configuration
The SMDJ11 has two pins, with the anode and cathode clearly marked for easy identification.
Functional Features
- Bi-directional clamping capability
- Low leakage current
- High reliability
- ESD protection
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Fast response time
- Wide range of breakdown voltages available
Disadvantages
- Limited power dissipation capability compared to larger devices
- Higher cost compared to standard diodes
Working Principles
When a voltage transient occurs, the SMDJ11 conducts and diverts the excess energy away from the protected circuit, limiting the voltage across it to a safe level.
Detailed Application Field Plans
The SMDJ11 is widely used in various applications including: - Telecommunications equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies
Detailed and Complete Alternative Models
Some alternative models to the SMDJ11 include: - P6SMB11A - SMBJ11CA - 1.5SMCJ11A
In conclusion, the SMDJ11 is a crucial component in protecting electronic circuits from voltage transients, offering fast response times and high surge current capabilities. Its compact size and bi-directional clamping make it suitable for a wide range of applications, although it may have limitations in power dissipation compared to larger devices.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMDJ11 v technických řešeních
What is SMDJ11?
- SMDJ11 is a type of surface mount transient voltage suppressor diode used to protect electronic circuits from overvoltage transients.
What is the maximum working voltage of SMDJ11?
- The maximum working voltage of SMDJ11 is 11 volts.
What is the peak pulse power of SMDJ11?
- The peak pulse power of SMDJ11 is typically 3000 watts.
What are the typical applications of SMDJ11?
- SMDJ11 is commonly used in electronic equipment, such as computers, telecommunication equipment, and consumer electronics, to protect against voltage surges and spikes.
What is the response time of SMDJ11?
- The response time of SMDJ11 is very fast, typically responding within nanoseconds to clamp the voltage spike.
What is the operating temperature range of SMDJ11?
- The operating temperature range of SMDJ11 is usually between -55°C to +150°C.
How does SMDJ11 provide protection to electronic circuits?
- SMDJ11 diverts excessive current away from sensitive components by clamping the voltage during transient events, thus protecting the circuit.
Can SMDJ11 be used for automotive applications?
- Yes, SMDJ11 can be used in automotive applications to protect sensitive electronic components from voltage transients.
What is the package type of SMDJ11?
- SMDJ11 is typically available in a surface mount package, making it suitable for automated assembly processes.
Is SMDJ11 RoHS compliant?
- Yes, SMDJ11 is generally RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive for environmental safety.