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SMDJ45C - English Editing Encyclopedia Entry
Product Overview
Category
The SMDJ45C belongs to the category of surface mount transient voltage suppressor (TVS) diodes.
Use
It is used for protecting sensitive electronic components from voltage transients induced by lightning, inductive load switching, and electrostatic discharge (ESD).
Characteristics
- Low clamping voltage
- Fast response time
- High surge current capability
- RoHS compliant
Package
The SMDJ45C is typically available in a DO-214AB (SMC) package.
Essence
The essence of the SMDJ45C lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage spikes.
Packaging/Quantity
The SMDJ45C is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.
Specifications
- Standoff Voltage: 45V
- Breakdown Voltage: 50V
- Peak Pulse Power: 3kW
- Operating Temperature Range: -55°C to +150°C
- Reverse Standoff Voltage: 38.5V
- Maximum Clamping Voltage: 77.4V
Detailed Pin Configuration
The SMDJ45C has two pins, with the anode connected to the positive side and the cathode connected to the negative side.
Functional Features
- Bi-directional TVS diode
- Protects against overvoltage transients
- Low leakage current
- High temperature stability
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Fast response time
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- May require additional circuitry for comprehensive ESD protection
Working Principles
When a voltage transient occurs, the SMDJ45C conducts current to divert the excess energy away from the protected circuit, thus limiting the voltage across it.
Detailed Application Field Plans
The SMDJ45C is widely used in: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies
Detailed and Complete Alternative Models
Some alternative models to the SMDJ45C include: - P6SMBJ45CA - SMBJ45CA - 1.5KE47CA
In conclusion, the SMDJ45C is a crucial component in safeguarding electronic circuits from voltage transients, finding extensive use across various industries due to its reliable performance and robust protection capabilities.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMDJ45C v technických řešeních
What is the SMDJ45C?
- The SMDJ45C is a TVS (transient voltage suppressor) diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of the SMDJ45C?
- The maximum working voltage of the SMDJ45C is 45V.
What is the peak pulse power of the SMDJ45C?
- The peak pulse power of the SMDJ45C is 3000W.
What are the typical applications of the SMDJ45C?
- The SMDJ45C is commonly used in surge protection for telecommunications equipment, industrial control systems, and automotive electronics.
What is the response time of the SMDJ45C?
- The response time of the SMDJ45C is very fast, typically in the range of picoseconds.
How does the SMDJ45C provide protection against voltage spikes?
- The SMDJ45C clamps the voltage to a safe level by diverting excess current away from sensitive components.
Can the SMDJ45C be used in high-speed data lines?
- Yes, the SMDJ45C is suitable for protecting high-speed data lines from transient overvoltage events.
What is the operating temperature range of the SMDJ45C?
- The SMDJ45C can operate within a temperature range of -55°C to 150°C.
Is the SMDJ45C RoHS compliant?
- Yes, the SMDJ45C is compliant with the Restriction of Hazardous Substances (RoHS) directive.
What are the packaging options available for the SMDJ45C?
- The SMDJ45C is available in various surface mount packages such as SMA, SMB, and SMC.