SMC3K45CAHM3/57
Product Overview
The SMC3K45CAHM3/57 belongs to the category of high-power TVS (Transient Voltage Suppressor) diodes. These diodes are designed for use in a wide range of applications to protect sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. The SMC3K45CAHM3/57 is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a surface-mount package and is available in quantities suitable for both prototyping and production.
Specifications
- Peak Power Dissipation: 3000W
- Breakdown Voltage: 45V
- Package Type: SMC (DO-214AB)
- Operating Temperature Range: -55°C to +175°C
- RoHS Compliant: Yes
Detailed Pin Configuration
The SMC3K45CAHM3/57 features a standard SMC package with two pins. Pin 1 is the cathode, and pin 2 is the anode.
Functional Features
- High Surge Capability: The SMC3K45CAHM3/57 can withstand high surge currents typical of transient events.
- Low Clamping Voltage: It provides effective protection by clamping the voltage to a safe level during transient events.
- Fast Response Time: The diode responds quickly to transient voltage events, minimizing the risk of damage to connected electronics.
Advantages and Disadvantages
Advantages: - Effective protection against transient voltage events - Fast response time - RoHS compliant
Disadvantages: - May require additional circuitry for comprehensive transient protection in some applications - Limited to a maximum breakdown voltage of 45V
Working Principles
The SMC3K45CAHM3/57 operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode rapidly conducts current, diverting the excess energy away from the protected circuit. This action limits the voltage across the circuit to a safe level, protecting the connected electronics.
Detailed Application Field Plans
The SMC3K45CAHM3/57 is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics
Detailed and Complete Alternative Models
- SMCJ45A: Similar specifications with a slightly different package type (SMCJ)
- P6SMB45CA: Higher power dissipation and a different package type (DO-214AA)
In conclusion, the SMC3K45CAHM3/57 is a reliable high-power TVS diode that offers effective protection against transient voltage events. Its fast response time and high surge capability make it suitable for a wide range of applications, from consumer electronics to industrial systems.
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What is SMC3K45CAHM3/57?
- SMC3K45CAHM3/57 is a high-power TVS (transient voltage suppressor) diode designed to protect sensitive electronics from voltage transients and surges.
What are the key features of SMC3K45CAHM3/57?
- SMC3K45CAHM3/57 features a peak power dissipation of 3000W, low clamping voltage, and fast response time, making it suitable for surge protection in various applications.
In what technical solutions can SMC3K45CAHM3/57 be used?
- SMC3K45CAHM3/57 can be used in a wide range of technical solutions including power supplies, industrial equipment, automotive electronics, telecommunications, and consumer electronics for surge protection.
How does SMC3K45CAHM3/57 provide surge protection?
- SMC3K45CAHM3/57 provides surge protection by diverting excessive current away from sensitive components when a transient voltage spike occurs, thereby preventing damage to the circuitry.
What is the operating voltage range of SMC3K45CAHM3/57?
- SMC3K45CAHM3/57 has an operating voltage range from 38.9V to 42.6V, making it suitable for protecting circuits within this voltage range.
Is SMC3K45CAHM3/57 RoHS compliant?
- Yes, SMC3K45CAHM3/57 is RoHS compliant, ensuring that it meets environmental standards for hazardous substance restrictions.
Can SMC3K45CAHM3/57 be used for ESD (electrostatic discharge) protection?
- While SMC3K45CAHM3/57 is primarily designed for surge protection, it can also provide some level of ESD protection due to its fast response time and high power dissipation capability.
What are the recommended mounting and soldering techniques for SMC3K45CAHM3/57?
- SMC3K45CAHM3/57 is typically surface-mounted using reflow soldering techniques, following the manufacturer's recommended temperature profiles and soldering guidelines.
Does SMC3K45CAHM3/57 require any external components for proper operation?
- SMC3K45CAHM3/57 does not require any external components for basic surge protection functionality, but appropriate circuit design and layout considerations are recommended for optimal performance.
Where can I find detailed specifications and application notes for SMC3K45CAHM3/57?
- Detailed specifications, application notes, and usage guidelines for SMC3K45CAHM3/57 can be found in the product datasheet provided by the manufacturer or distributor.