SMBJ45CA
Product Overview
Category: Electronic Component
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: Fast response time, low clamping voltage, high surge capability
Package: DO-214AB (SMC)
Essence: Protects sensitive electronic components from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 600W
- Breakdown Voltage: 45V
- Operating Voltage: 38.9V
- Clamping Voltage: 77.4V
- Reverse Standoff Voltage: 45V
- Maximum Surge Current: 30A
Detailed Pin Configuration
The SMBJ45CA TVS diode has two pins: 1. Anode (A) 2. Cathode (K)
Functional Features
- Provides protection against transient voltage events
- Fast response time ensures minimal damage to protected components
- Low clamping voltage limits the voltage across the protected circuit
Advantages and Disadvantages
Advantages: - Fast response time - High surge capability - Compact package size
Disadvantages: - Clamping voltage may be higher than some alternative models - Limited to lower voltage applications
Working Principles
The SMBJ45CA operates by diverting excess voltage away from sensitive components when a transient voltage event occurs. It rapidly clamps the voltage to a safe level, protecting downstream electronics.
Detailed Application Field Plans
The SMBJ45CA is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative TVS diode models to consider include: - SMAJ45A - P6KE45CA - 1.5SMC45CA
In conclusion, the SMBJ45CA TVS diode offers reliable protection against transient voltage events with its fast response time and high surge capability. While it may have limitations in higher voltage applications, its compact package and efficient operation make it a valuable component in various electronic systems.
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What is SMBJ45CA?
- SMBJ45CA is a type of transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of SMBJ45CA?
- The maximum working voltage of SMBJ45CA is 45 volts.
What is the peak pulse power of SMBJ45CA?
- The peak pulse power of SMBJ45CA is typically 600 watts.
What are the typical applications of SMBJ45CA?
- SMBJ45CA is commonly used in applications such as telecommunications equipment, industrial control systems, and automotive electronics for transient voltage protection.
What is the clamping voltage of SMBJ45CA?
- The clamping voltage of SMBJ45CA is the voltage at which it starts to conduct and suppress the transient voltage. It is typically around 77 volts.
How does SMBJ45CA provide protection against voltage transients?
- SMBJ45CA shunts excess current away from sensitive components when a transient voltage spike occurs, thereby protecting them from damage.
What is the response time of SMBJ45CA?
- The response time of SMBJ45CA is very fast, typically in the nanosecond range, providing quick protection against transient events.
Can SMBJ45CA be used for overvoltage protection in power supply circuits?
- Yes, SMBJ45CA can be used to protect power supply circuits from overvoltage events by diverting excessive voltage away from the circuit.
What is the temperature range for SMBJ45CA?
- SMBJ45CA is typically rated for operation over a temperature range of -55°C to 150°C, making it suitable for a wide range of environments.
Is SMBJ45CA RoHS compliant?
- Yes, SMBJ45CA is generally RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive for environmental safety.