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SMAJ20C-E3/5A
Product Overview
Category
The SMAJ20C-E3/5A belongs to the category of semiconductor devices, specifically a type of transient voltage suppressor (TVS) diode.
Use
It is commonly used for protecting sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
Characteristics
- Package: SMA (DO-214AC)
- Essence: TVS diode
- Packaging/Quantity: Tape & Reel (1000 pieces per reel)
Specifications
- Voltage Rating: 20V
- Peak Pulse Power Dissipation: 400W
- Breakdown Voltage: 22.2V
- Clamping Voltage: 32.4V
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ20C-E3/5A has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.
Functional Features
- Fast response time
- Low clamping voltage
- High surge capability
- RoHS compliant
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Compact size
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability compared to larger TVS diodes
- May require additional circuitry for comprehensive protection in high-power applications
Working Principles
When a transient voltage event occurs, the TVS diode conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuitry.
Detailed Application Field Plans
The SMAJ20C-E3/5A is widely used in various electronic systems, including: - Consumer electronics - Telecommunications equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- Alternative Model 1: P6KE20CA
- Voltage Rating: 20V
- Peak Pulse Power Dissipation: 600W
- Package: DO-15
- Alternative Model 2: 1.5KE20CA
- Voltage Rating: 20V
- Peak Pulse Power Dissipation: 1500W
- Package: DO-201
In conclusion, the SMAJ20C-E3/5A is a vital component in safeguarding electronic circuits from transient voltage events, offering fast response, low clamping voltage, and compact packaging. While it has limitations in power dissipation, there are alternative models available to suit different application requirements.
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What is the maximum peak pulse power of SMAJ20C-E3/5A?
- The maximum peak pulse power of SMAJ20C-E3/5A is 400 watts for a 10/1000μs waveform.
What is the breakdown voltage of SMAJ20C-E3/5A?
- The breakdown voltage of SMAJ20C-E3/5A is typically 22.2 volts at 1mA.
What is the operating temperature range for SMAJ20C-E3/5A?
- The operating temperature range for SMAJ20C-E3/5A is -55°C to +150°C.
What are the typical applications for SMAJ20C-E3/5A?
- SMAJ20C-E3/5A is commonly used in surge protection for sensitive electronics, such as telecommunications equipment, industrial control systems, and automotive electronics.
What is the response time of SMAJ20C-E3/5A?
- The response time of SMAJ20C-E3/5A is less than 1.0 nanosecond from 0 volts to minimum breakdown voltage.
What is the clamping voltage of SMAJ20C-E3/5A?
- The clamping voltage of SMAJ20C-E3/5A is typically 32.4 volts at 20A.
Is SMAJ20C-E3/5A RoHS compliant?
- Yes, SMAJ20C-E3/5A is RoHS compliant, meaning it meets the Restriction of Hazardous Substances directive.
Can SMAJ20C-E3/5A be used for ESD protection?
- Yes, SMAJ20C-E3/5A can be used for electrostatic discharge (ESD) protection in various electronic circuits.
What is the package type of SMAJ20C-E3/5A?
- SMAJ20C-E3/5A is available in a DO-214AC (SMA) package.
What is the recommended PCB layout for SMAJ20C-E3/5A?
- It is recommended to follow the manufacturer's guidelines for PCB layout, including proper pad design and trace routing to ensure optimal performance of SMAJ20C-E3/5A.