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SA18CA Product Overview
Introduction
SA18CA is a semiconductor product belonging to the category of transient voltage suppressor diodes. These diodes are widely used in electronic circuits to protect sensitive components from voltage spikes and transients. The SA18CA diode exhibits specific characteristics, packaging, and functional features that make it suitable for various applications.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Protection against voltage spikes and transients in electronic circuits
- Characteristics: Fast response time, low clamping voltage, high surge capability
- Package: DO-15 (Axial Lead)
- Essence: Safeguarding sensitive electronic components
- Packaging/Quantity: Available in reels or bulk packaging, quantity varies by manufacturer
Specifications
- Peak Pulse Power: 500 W
- Breakdown Voltage Range: 15 V to 28 V
- Operating Temperature Range: -55°C to +150°C
- Storage Temperature Range: -55°C to +175°C
- RoHS Compliant: Yes
Detailed Pin Configuration
The SA18CA diode has an axial lead package with two leads. The cathode is marked with a band on the body of the diode, while the anode is the other end without the band.
Functional Features
- Transient Voltage Suppression: Rapidly clamps transient voltages to a safe level
- Low Clamping Voltage: Provides effective protection for sensitive components
- High Surge Capability: Can withstand large surge currents without degradation
Advantages and Disadvantages
Advantages
- Effective protection against voltage spikes
- Fast response time
- Compact and easy to integrate into circuit designs
Disadvantages
- Limited power dissipation capability
- May require additional heat sinking in high-power applications
Working Principles
When a transient voltage spike occurs in the circuit, the SA18CA diode conducts and clamps the voltage to a safe level, diverting the excess current away from sensitive components. This action protects the downstream circuitry from damage.
Detailed Application Field Plans
The SA18CA diode finds extensive use in various applications, including: 1. Power Supplies: Protecting voltage regulators and sensitive ICs from surges 2. Telecommunication Equipment: Safeguarding signal lines and communication interfaces 3. Automotive Electronics: Protecting control units and sensors from voltage transients 4. Industrial Control Systems: Shielding PLCs and industrial automation equipment
Detailed and Complete Alternative Models
- SA5.0CA: 5.0 V Breakdown Voltage
- SA12CA: 12 V Breakdown Voltage
- SA24CA: 24 V Breakdown Voltage
- SA36CA: 36 V Breakdown Voltage
In conclusion, the SA18CA transient voltage suppressor diode offers reliable protection against voltage spikes and transients in electronic circuits. Its fast response time, low clamping voltage, and high surge capability make it a valuable component in various applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SA18CA v technických řešeních
What is SA18CA?
- SA18CA is a silicon diode commonly used in technical solutions for voltage regulation and transient suppression.
How does SA18CA work for voltage regulation?
- SA18CA operates by conducting current in the forward direction when the voltage across it exceeds a certain threshold, effectively regulating the voltage.
What are the typical applications of SA18CA?
- SA18CA is commonly used in power supplies, automotive electronics, industrial equipment, and consumer electronics for surge protection and voltage regulation.
What is the maximum forward voltage drop of SA18CA?
- The maximum forward voltage drop of SA18CA is typically around 1.0V at a specified forward current.
What is the peak pulse power dissipation of SA18CA?
- The peak pulse power dissipation of SA18CA is usually rated at a specific pulse duration and repetition rate.
How does SA18CA provide transient suppression?
- SA18CA suppresses transients by clamping the voltage to a safe level during overvoltage events, protecting sensitive components in the circuit.
What is the reverse standoff voltage of SA18CA?
- The reverse standoff voltage of SA18CA is the voltage at which the diode begins to conduct in the reverse direction, typically around 18V for SA18CA.
Can SA18CA be used for ESD protection?
- Yes, SA18CA can be used for electrostatic discharge (ESD) protection in electronic circuits to safeguard against static electricity damage.
What are the temperature considerations for SA18CA?
- SA18CA has a specified operating temperature range, and its performance may vary with temperature, so it's important to consider thermal management in the application.
Are there any alternatives to SA18CA for similar applications?
- Yes, there are other silicon diodes with comparable characteristics such as SA5.0CA, SA10CA, and SA24CA that can be considered based on specific application requirements.