20KPA40C
Product Overview
Category
The 20KPA40C belongs to the category of transient voltage suppressor (TVS) diodes.
Use
It is primarily used for surge protection in electronic circuits, providing a safeguard against voltage spikes and transients.
Characteristics
- High surge capability
- Low clamping voltage
- Fast response time
Package
The 20KPA40C is typically available in a DO-201AD package.
Essence
This TVS diode serves as a critical component in protecting sensitive electronic devices from voltage surges and transients.
Packaging/Quantity
It is commonly packaged in reels or trays, with quantities varying based on manufacturer specifications.
Specifications
- Peak Pulse Power: 20,000 W
- Standoff Voltage: 40 V
- Breakdown Voltage Range: 44.4 V to 49.1 V
- Maximum Clamping Voltage: 64.5 V
- Operating Temperature Range: -55°C to 175°C
Detailed Pin Configuration
The 20KPA40C typically features a two-pin configuration, with the anode and cathode connections clearly marked on the device.
Functional Features
- Rapid response to transient voltage events
- High surge current capability
- Low incremental surge resistance
Advantages and Disadvantages
Advantages
- Effective protection against voltage surges
- High surge power handling capability
- Wide operating temperature range
Disadvantages
- May exhibit some leakage current at lower voltages
- Requires careful consideration of mounting and layout for optimal performance
Working Principles
When a transient voltage event occurs, the 20KPA40C rapidly conducts excess current away from the protected circuit, limiting the voltage across it to a safe level.
Detailed Application Field Plans
The 20KPA40C is commonly employed in various applications including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- 20KPA Series: Includes various models with different standoff voltages and peak pulse powers.
- Other manufacturers offer similar TVS diodes such as the P6KE series from Vishay and the SMBJ series from Littelfuse.
In conclusion, the 20KPA40C transient voltage suppressor diode provides robust surge protection for a wide range of electronic applications, offering high surge capability and fast response times. Its effectiveness in safeguarding sensitive circuits against voltage transients makes it a crucial component in modern electronic designs.
Word Count: 366
技術ソリューションにおける 20KPA40C の適用に関連する 10 件の一般的な質問と回答をリストします。
What is 20KPA40C?
- 20KPA40C is a transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.
What is the maximum peak pulse power of 20KPA40C?
- The maximum peak pulse power of 20KPA40C is 20000 watts.
What is the breakdown voltage of 20KPA40C?
- The breakdown voltage of 20KPA40C is 40 volts.
How does 20KPA40C protect electronic circuits?
- 20KPA40C clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage.
What are the typical applications of 20KPA40C?
- Typical applications include surge protection in telecommunications equipment, industrial control systems, and automotive electronics.
What is the response time of 20KPA40C?
- The response time of 20KPA40C is very fast, typically in the nanosecond range.
Can 20KPA40C be used for overvoltage protection in power supplies?
- Yes, 20KPA40C is commonly used for overvoltage protection in power supplies and DC-DC converters.
Is 20KPA40C suitable for high-speed data lines?
- Yes, 20KPA40C is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI interfaces.
What is the operating temperature range of 20KPA40C?
- The operating temperature range of 20KPA40C is typically -55°C to 175°C.
Are there any recommended layout considerations when using 20KPA40C?
- It is recommended to minimize the length of the connections to 20KPA40C and to provide low-inductance paths to the device for optimal performance.