1.5SMC440A
Product Overview
Category
The 1.5SMC440A belongs to the category of TVS (Transient Voltage Suppressor) diodes.
Use
It is used for surge protection in electronic circuits, providing protection against voltage transients induced by lightning, power switching, and other transient voltage events.
Characteristics
- Package: SMC (DO-214AB)
- Essence: Silicon-based TVS diode
- Packaging/Quantity: Available in tape and reel packaging, with quantities varying based on supplier and customer requirements.
Specifications
- Peak Pulse Power Dissipation: 1500W
- Breakdown Voltage: 484V to 528V
- Operating Voltage: 392V to 431V
- Maximum Clamping Voltage: 775V
- Peak Pulse Current: 38.6A
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The 1.5SMC440A TVS diode has a standard SMC (DO-214AB) package with two leads. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Fast response time to transient voltage events
- Low clamping voltage to protect sensitive electronic components
- High surge current capability
- RoHS compliant
Advantages and Disadvantages
Advantages
- Effective protection against transient voltage events
- Compact SMC package for space-constrained applications
- Wide operating temperature range
Disadvantages
- Higher clamping voltage compared to some alternative models
- Limited peak pulse current compared to higher-rated TVS diodes
Working Principles
When a transient voltage event occurs, the 1.5SMC440A TVS diode rapidly conducts, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit, protecting downstream components.
Detailed Application Field Plans
The 1.5SMC440A is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
Some alternative TVS diode models that can be considered as alternatives to the 1.5SMC440A include: - SMAJ440A - P6SMB440A - SMBJ440A - 1.5KE440A
In conclusion, the 1.5SMC440A TVS diode offers effective surge protection for a wide range of electronic applications, despite its limitations in certain parameters. Its compact package and high surge power dissipation make it a popular choice for designers seeking reliable transient voltage suppression.
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What is 1.5SMC440A?
- 1.5SMC440A is a type of TVS (transient voltage suppressor) diode used for surge protection in electronic circuits.
What is the maximum peak pulse current for 1.5SMC440A?
- The maximum peak pulse current for 1.5SMC440A is typically 100A.
What is the breakdown voltage of 1.5SMC440A?
- The breakdown voltage of 1.5SMC440A is 484V to 528V.
What are the typical applications of 1.5SMC440A?
- 1.5SMC440A is commonly used in power supplies, communication equipment, automotive electronics, and industrial control systems for surge protection.
What is the response time of 1.5SMC440A?
- The response time of 1.5SMC440A is very fast, typically in the nanosecond range.
What is the operating temperature range for 1.5SMC440A?
- The operating temperature range for 1.5SMC440A is usually -55°C to +150°C.
How does 1.5SMC440A provide surge protection?
- 1.5SMC440A clamps the voltage during transient overvoltage events, diverting excess current away from sensitive components, thus protecting them from damage.
Is 1.5SMC440A RoHS compliant?
- Yes, 1.5SMC440A is typically RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.
What is the package type of 1.5SMC440A?
- 1.5SMC440A is commonly available in a DO-214AB (SMC) package.
Can 1.5SMC440A be used for ESD protection?
- While primarily designed for surge protection, 1.5SMC440A can also provide some level of ESD (electrostatic discharge) protection due to its fast response time and clamping action. However, dedicated ESD protection devices may be more suitable for specific ESD protection requirements.