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SMAJ170 Product Overview
Introduction
The SMAJ170 belongs to the category of electronic components and is commonly used for voltage clamping in electronic circuits. This entry provides a comprehensive overview of the SMAJ170, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.
Basic Information Overview
- Category: Electronic component
- Use: Voltage clamping in electronic circuits
- Characteristics: Fast response time, low clamping voltage, high surge current capability
- Package: SMA (DO-214AC)
- Essence: Protecting sensitive electronic components from voltage spikes
- Packaging/Quantity: Typically available in reels of 3000 units
Specifications
- Part Number: SMAJ170
- Peak Pulse Power: 400W
- Breakdown Voltage: 170V
- Clamping Voltage: 275V
- Operating Temperature Range: -55°C to +150°C
- Storage Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ170 typically has two pins, with the cathode connected to the ground and the anode connected to the input voltage line.
Functional Features
- Voltage Clamping: Provides protection by limiting the voltage across the circuit
- Fast Response Time: Reacts quickly to voltage spikes to prevent damage to sensitive components
- High Surge Current Capability: Can handle large transient currents without failing
Advantages and Disadvantages
Advantages
- Effective voltage spike protection
- Fast response time
- Compact package size
Disadvantages
- Limited to specific voltage ranges
- May require additional components for comprehensive circuit protection
Working Principles
The SMAJ170 works by diverting excess voltage away from sensitive components, thereby preventing damage due to voltage spikes. When the voltage exceeds the breakdown voltage, the device conducts and clamps the voltage to a safe level.
Detailed Application Field Plans
The SMAJ170 is widely used in various electronic applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to SMAJ170 include: - SMBJ170: Similar characteristics but in an SMB package - P6SMB170A: Higher power handling capability in a larger package - SMCJ170: Surface mount package with similar characteristics
In conclusion, the SMAJ170 is a crucial electronic component that provides essential voltage clamping protection in various electronic circuits. Its fast response time, high surge current capability, and compact package make it a popular choice for designers seeking reliable transient voltage suppression.
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What is SMAJ170?
- SMAJ170 is a type of TVS (transient voltage suppressor) diode used to protect electronic circuits from voltage spikes and transients.
What is the maximum peak pulse power of SMAJ170?
- The maximum peak pulse power of SMAJ170 is 400 watts.
What is the breakdown voltage of SMAJ170?
- The breakdown voltage of SMAJ170 is 170 volts.
What are the typical applications of SMAJ170?
- SMAJ170 is commonly used in surge protection for telecommunications equipment, industrial controls, and automotive electronics.
What is the clamping voltage of SMAJ170?
- The clamping voltage of SMAJ170 is typically around 275 volts at 1 amp.
How does SMAJ170 protect electronic circuits?
- SMAJ170 diverts excessive current away from sensitive components by providing a low-impedance path to ground during voltage surges.
What is the response time of SMAJ170?
- The response time of SMAJ170 is very fast, typically in the picosecond range.
Can SMAJ170 be used for ESD (electrostatic discharge) protection?
- Yes, SMAJ170 can be used for ESD protection in various electronic devices and systems.
What are the temperature considerations for SMAJ170?
- SMAJ170 has a wide operating temperature range, typically from -55°C to 150°C, making it suitable for various environments.
Are there any alternatives to SMAJ170 for transient voltage suppression?
- Yes, other TVS diodes such as SMBJ, SMCJ, or P6KE series can be considered based on specific application requirements.