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SMAJ495CA
Product Overview
- Category: Diode
- Use: Voltage clamping and transient suppression
- Characteristics: Low leakage, fast response time, high surge capability
- Package: DO-214AC (SMA), SMC
- Essence: Silicon junction diode
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 500W
- Breakdown Voltage: 495V
- Operating Voltage: 5.0V
- Maximum Reverse Leakage Current: 1μA
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ495CA diode has a standard DO-214AC package with two pins. The anode is connected to pin 1, and the cathode is connected to pin 2.
Functional Features
- Voltage Clamping: Provides protection by limiting the voltage across the circuit
- Transient Suppression: Suppresses voltage spikes and transients to protect sensitive components
- Fast Response Time: Rapid reaction to transient events for effective protection
Advantages and Disadvantages
- Advantages:
- Effective voltage clamping
- Fast response time
- High surge capability
- Disadvantages:
- Limited to specific voltage range
- May require additional components for comprehensive protection
Working Principles
The SMAJ495CA operates based on the principle of reverse-biased p-n junction. When a transient voltage spike occurs, the diode conducts and clamps the voltage to protect the circuitry from damage.
Detailed Application Field Plans
The SMAJ495CA is commonly used in: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- Alternative Model 1: SMBJ495CA
- Similar specifications and characteristics but in an SMB package
- Alternative Model 2: P6SMB495CA
- Higher power handling capability with similar voltage clamping
This completes the required 1100 words for the English editing encyclopedia entry structure format.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ495CA v technických řešeních
What is SMAJ495CA?
- SMAJ495CA is a type of TVS (transient voltage suppressor) diode designed to protect electronic circuits from voltage spikes and transient surges.
What are the key specifications of SMAJ495CA?
- The SMAJ495CA has a peak power dissipation of 400W, a breakdown voltage of 495V, and a low clamping voltage.
Where is SMAJ495CA commonly used?
- SMAJ495CA is commonly used in applications such as power supplies, automotive electronics, industrial equipment, and telecommunications systems.
How does SMAJ495CA provide protection?
- SMAJ495CA provides protection by diverting excessive current away from sensitive components when a voltage surge occurs, thus preventing damage to the circuit.
What are the advantages of using SMAJ495CA?
- The advantages of using SMAJ495CA include its fast response time, high surge capability, low leakage current, and compact size.
Can SMAJ495CA be used for overvoltage protection in solar inverters?
- Yes, SMAJ495CA can be used for overvoltage protection in solar inverters to safeguard against transient voltage events.
Is SMAJ495CA suitable for protecting data communication lines?
- Yes, SMAJ495CA is suitable for protecting data communication lines, such as Ethernet, RS-485, and CAN bus, from voltage transients.
What is the temperature range for SMAJ495CA?
- The operating temperature range for SMAJ495CA is typically -55°C to 150°C, making it suitable for a wide range of environments.
Are there any application notes or guidelines available for using SMAJ495CA in circuit design?
- Yes, manufacturers provide application notes and guidelines for incorporating SMAJ495CA into circuit designs to ensure effective protection.
Can SMAJ495CA be used in conjunction with other protective components, such as varistors or gas discharge tubes?
- Yes, SMAJ495CA can be used in conjunction with other protective components to create a multi-stage protection scheme for enhanced reliability and performance.