1.5KE440ARL - English Editing Encyclopedia Entry
Product Overview
The 1.5KE440ARL belongs to the category of transient voltage suppressor diodes (TVS diodes). These diodes are widely used to protect sensitive electronics from voltage spikes and surges. The 1.5KE440ARL is specifically designed to provide robust overvoltage protection for electronic circuits.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Overvoltage protection for electronic circuits
- Characteristics: High surge capability, fast response time, low clamping voltage
- Package: Axial leaded, DO-201 package
- Essence: Protection of electronic components from voltage transients
- Packaging/Quantity: Available in reels or bulk packaging, quantity varies by supplier
Specifications
- Peak Power Dissipation: 1500W
- Breakdown Voltage: 440V
- Operating Voltage: 377V
- Maximum Clamping Voltage: 581V
- Peak Pulse Current: 38.6A
- Operating Temperature Range: -55°C to +175°C
Detailed Pin Configuration
The 1.5KE440ARL TVS diode has an axial leaded package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Fast response to transient overvoltage events
- Low clamping voltage to protect downstream components
- High surge capability for reliable overvoltage protection
Advantages and Disadvantages
Advantages
- Robust overvoltage protection
- Fast response time
- Wide operating temperature range
Disadvantages
- Relatively large physical size compared to surface mount TVS diodes
- Higher cost compared to some lower power TVS diodes
Working Principles
When a transient voltage spike occurs, the 1.5KE440ARL TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action clamps the voltage to a safe level, preventing damage to sensitive components.
Detailed Application Field Plans
The 1.5KE440ARL is commonly used in various applications including: - Power supply units - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
- 1.5KE400ARL: Lower breakdown voltage (400V) variant
- 1.5KE480ARL: Higher breakdown voltage (480V) variant
- P6KE440ARL: Similar TVS diode in a different package format
In conclusion, the 1.5KE440ARL transient voltage suppressor diode offers robust overvoltage protection for a wide range of electronic applications, making it an essential component in safeguarding sensitive circuits from voltage transients.
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技術ソリューションにおける 1.5KE440ARL 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 the maximum power dissipation of 1.5KE440ARL?
- The maximum power dissipation of 1.5KE440ARL is 1500W.
What is the peak pulse current of 1.5KE440ARL?
- The peak pulse current of 1.5KE440ARL is 220A.
What is the breakdown voltage of 1.5KE440ARL?
- The breakdown voltage of 1.5KE440ARL is 440V.
What is the operating temperature range of 1.5KE440ARL?
- The operating temperature range of 1.5KE440ARL is -55°C to +175°C.
What are the typical applications of 1.5KE440ARL?
- 1.5KE440ARL is commonly used in surge protection for sensitive electronics, such as in power supplies, industrial equipment, and telecommunications systems.
What is the response time of 1.5KE440ARL?
- The response time of 1.5KE440ARL is typically less than 1 picosecond.
Is 1.5KE440ARL RoHS compliant?
- Yes, 1.5KE440ARL is RoHS compliant, making it suitable for use in environmentally conscious designs.
What is the package type of 1.5KE440ARL?
- 1.5KE440ARL is available in a DO-201AD (DO-27) package.
Does 1.5KE440ARL require a heat sink for operation?
- It is recommended to use a heat sink when operating 1.5KE440ARL to ensure optimal thermal management and performance.
What are the key differences between 1.5KE440ARL and similar TVS diodes?
- The main differences lie in parameters such as breakdown voltage, peak pulse current, and power dissipation capabilities, which should be carefully considered based on specific application requirements.