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P4SMA20
Product Overview
Category
P4SMA20 belongs to the category of TVS (Transient Voltage Suppressor) diodes.
Use
It is used for surge protection in electronic circuits, particularly in applications where protection from transient overvoltage events is required.
Characteristics
- Fast response time
- Low clamping voltage
- High surge current capability
Package
P4SMA20 is typically available in a DO-214AC (SMA) package.
Essence
The essence of P4SMA20 lies in its ability to quickly divert excessive voltage away from sensitive components, thereby protecting them from damage.
Packaging/Quantity
It is commonly packaged in reels with quantities ranging from 500 to 3000 units per reel.
Specifications
- Standoff Voltage: 17.1V
- Breakdown Voltage: 18.9V
- Maximum Clamping Voltage: 29.2V
- Peak Pulse Current: 43.5A
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
P4SMA20 typically has two pins, with the anode and cathode connections clearly marked on the device.
Functional Features
- Transient voltage suppression
- Bi-directional clamping capability
- Low incremental surge resistance
Advantages
- Fast response time protects sensitive components
- Low clamping voltage ensures minimal impact on the protected circuit
- High surge current capability provides robust protection
Disadvantages
- Limited to specific voltage ranges
- May require additional circuitry for comprehensive surge protection in complex systems
Working Principles
When a transient overvoltage event occurs, P4SMA20 rapidly conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.
Detailed Application Field Plans
P4SMA20 is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- P4SMA6.8
- P4SMA10
- P4SMA15
- P4SMA24
In conclusion, P4SMA20 is a crucial component in safeguarding electronic circuits from transient overvoltage events, offering fast response times and high surge current capabilities. Its application spans various industries, and it has several alternative models catering to different voltage requirements.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van P4SMA20 in technische oplossingen
What is P4SMA20?
- P4SMA20 is a type of TVS (transient voltage suppressor) diode that is designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum peak pulse power of P4SMA20?
- The maximum peak pulse power of P4SMA20 is 400 watts.
What is the breakdown voltage of P4SMA20?
- The breakdown voltage of P4SMA20 is 17.8 volts.
What are the typical applications of P4SMA20?
- P4SMA20 is commonly used in applications such as surge protection for telecommunications equipment, industrial control systems, and automotive electronics.
What is the operating temperature range of P4SMA20?
- The operating temperature range of P4SMA20 is -55°C to +150°C.
How does P4SMA20 provide protection against voltage transients?
- P4SMA20 clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
Can P4SMA20 be used for ESD (electrostatic discharge) protection?
- Yes, P4SMA20 can be used for ESD protection in various electronic devices and systems.
What is the response time of P4SMA20 to voltage transients?
- The response time of P4SMA20 to voltage transients is very fast, typically in the nanosecond range.
Is P4SMA20 RoHS compliant?
- Yes, P4SMA20 is RoHS compliant, meaning it meets the requirements of the Restriction of Hazardous Substances directive.
Are there any recommended layout considerations when using P4SMA20 in a circuit?
- It is recommended to minimize the length and impedance of the traces connecting P4SMA20 to the protected circuit, and to ensure proper grounding for optimal performance.