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SMCJ18A-E3/9AT
Product Overview
The SMCJ18A-E3/9AT belongs to the category of transient voltage suppressor diodes. These diodes are commonly used to protect sensitive electronic components from voltage spikes and transients. The SMCJ18A-E3/9AT is known for its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a DO-214AB (SMC) package and is available in various packaging quantities.
Specifications
- Part Number: SMCJ18A-E3/9AT
- Category: Transient Voltage Suppressor Diode
- Use: Protection against voltage spikes and transients
- Characteristics: High surge capability, low clamping voltage, fast response time
- Package: DO-214AB (SMC)
- Packaging/Quantity: Various options available
Detailed Pin Configuration
The SMCJ18A-E3/9AT follows the standard pin configuration for diodes, with anode and cathode terminals.
Functional Features
- High surge capability for effective transient voltage suppression
- Low clamping voltage to limit the voltage across sensitive components
- Fast response time to quickly divert excess voltage away from the protected circuit
Advantages and Disadvantages
Advantages
- Effective protection against voltage spikes and transients
- Fast response time helps in preventing damage to sensitive components
- Wide availability and various packaging options
Disadvantages
- May exhibit some leakage current in normal operation
- Clamping voltage may still be relatively high for some applications
Working Principles
The SMCJ18A-E3/9AT operates by shunting excess voltage to ground when a transient event occurs. This helps in limiting the voltage across the protected circuit, thereby safeguarding sensitive components.
Detailed Application Field Plans
The SMCJ18A-E3/9AT is widely used in various electronic systems where protection against voltage transients is crucial. Some common application fields include: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the SMCJ18A-E3/9AT include: - P6SMBJ18A - 1.5SMCJ18A - SMBJ18A
In conclusion, the SMCJ18A-E3/9AT transient voltage suppressor diode offers effective protection against voltage spikes and transients, making it a valuable component in numerous electronic systems.
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What is the SMCJ18A-E3/9AT used for?
- The SMCJ18A-E3/9AT is a transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What is the maximum peak pulse current of the SMCJ18A-E3/9AT?
- The maximum peak pulse current of the SMCJ18A-E3/9AT is 300A.
What is the breakdown voltage of the SMCJ18A-E3/9AT?
- The breakdown voltage of the SMCJ18A-E3/9AT is 18V.
How does the SMCJ18A-E3/9AT protect electronic circuits?
- The SMCJ18A-E3/9AT clamps the voltage across the protected circuit when a transient event occurs, diverting the excess energy away from the sensitive components.
Can the SMCJ18A-E3/9AT be used in automotive applications?
- Yes, the SMCJ18A-E3/9AT is suitable for use in automotive electronics to protect against voltage surges and transients.
What is the response time of the SMCJ18A-E3/9AT?
- The response time of the SMCJ18A-E3/9AT is very fast, typically responding within nanoseconds to clamp the transient voltage.
Is the SMCJ18A-E3/9AT RoHS compliant?
- Yes, the SMCJ18A-E3/9AT is RoHS compliant, making it suitable for use in environmentally conscious designs.
Can the SMCJ18A-E3/9AT be used in telecommunications equipment?
- Yes, the SMCJ18A-E3/9AT is commonly used in telecommunications equipment to protect against voltage spikes and surges.
What is the operating temperature range of the SMCJ18A-E3/9AT?
- The SMCJ18A-E3/9AT has an operating temperature range of -55°C to 150°C, making it suitable for a wide range of environments.
Does the SMCJ18A-E3/9AT require any external components for proper operation?
- No, the SMCJ18A-E3/9AT is a standalone device and does not require any external components for proper operation.