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1SMA43AT3
Product Overview
Category
The 1SMA43AT3 belongs to the category of semiconductor devices.
Use
It is commonly used for voltage clamping and transient suppression in electronic circuits.
Characteristics
- Low leakage current
- Fast response time
- High surge capability
Package
The 1SMA43AT3 is typically available in a DO-214AC (SMA) package.
Essence
This product serves as a protective component, safeguarding electronic circuits from voltage spikes and transients.
Packaging/Quantity
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 43V
- Maximum Clamping Voltage: 69.4V
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The 1SMA43AT3 typically consists of two pins, with the anode and cathode connections clearly labeled.
Functional Features
- Provides effective protection against voltage transients
- Fast response time ensures minimal impact on circuit operation
- Low clamping voltage helps prevent damage to sensitive components
Advantages
- Robust transient suppression capabilities
- Compact form factor
- Wide operating temperature range
Disadvantages
- Limited maximum clamping voltage
- May require additional circuitry for comprehensive overvoltage protection
Working Principles
When a voltage transient occurs, the 1SMA43AT3 rapidly conducts, diverting excess energy away from the protected circuit. This action limits the voltage across the circuit, preventing damage to sensitive components.
Detailed Application Field Plans
The 1SMA43AT3 finds application in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- 1SMA5.0AT3: Similar characteristics with a lower breakdown voltage of 5V
- 1SMA78AT3: Higher breakdown voltage of 78V for increased protection
In conclusion, the 1SMA43AT3 is a vital component in electronic circuit protection, offering efficient transient suppression and safeguarding against voltage spikes. Its compact design and robust performance make it a valuable asset in diverse applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de 1SMA43AT3 en soluciones técnicas
What is 1SMA43AT3?
- 1SMA43AT3 is a surface mount, 1.5W, 43V Zener diode commonly used for voltage regulation and transient voltage suppression in electronic circuits.
What are the typical applications of 1SMA43AT3?
- It is commonly used for overvoltage protection, voltage clamping, and voltage regulation in various electronic devices and circuits.
What is the maximum power dissipation of 1SMA43AT3?
- The maximum power dissipation of 1SMA43AT3 is 1.5W.
What is the voltage rating of 1SMA43AT3?
- The voltage rating of 1SMA43AT3 is 43V.
What is the operating temperature range of 1SMA43AT3?
- The operating temperature range of 1SMA43AT3 is typically -55°C to +150°C.
How does 1SMA43AT3 provide overvoltage protection?
- 1SMA43AT3 provides overvoltage protection by shunting excess current when the voltage exceeds its breakdown voltage, thereby protecting sensitive components in the circuit.
Can 1SMA43AT3 be used for ESD protection?
- Yes, 1SMA43AT3 can be used for Electrostatic Discharge (ESD) protection due to its ability to quickly clamp transient voltages.
What are the package options available for 1SMA43AT3?
- 1SMA43AT3 is available in a variety of surface mount packages such as SMA, SMB, and SMC.
Is 1SMA43AT3 RoHS compliant?
- Yes, 1SMA43AT3 is RoHS compliant, making it suitable for use in environmentally conscious designs.
What are some common alternatives to 1SMA43AT3?
- Common alternatives to 1SMA43AT3 include other Zener diodes with similar voltage ratings and power dissipation capabilities, such as 1N4743A or BZX84C43.