SMA6J18AHR3G
Product Overview
- Category: Diode
- Use: Voltage clamping and transient suppression
- Characteristics: Fast response time, low leakage current, high surge capability
- Package: DO-214AC (SMA), 2-pin
- Essence: Provides protection against voltage transients
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 600W
- Breakdown Voltage: 18V
- Operating Voltage: 15.3V
- Clamping Voltage: 24.4V
- Peak Pulse Current: 34.8A
- Leakage Current: 1μA
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMA6J18AHR3G has a simple 2-pin configuration with no polarity.
Functional Features
- Fast response time for protection against transient voltage events
- Low leakage current for minimal power dissipation
- High surge capability for robust performance in harsh environments
Advantages and Disadvantages
Advantages
- Effective voltage clamping and transient suppression
- Wide operating temperature range
- Compact and easy-to-use package
Disadvantages
- Limited breakdown voltage compared to some alternative models
- Higher clamping voltage than certain alternatives
Working Principles
The SMA6J18AHR3G operates based on the principle of avalanche breakdown, where it rapidly absorbs and dissipates transient energy to protect downstream components from voltage spikes.
Detailed Application Field Plans
The SMA6J18AHR3G is suitable for various applications including: - Consumer electronics - Automotive systems - Industrial equipment - Telecommunications devices
Detailed and Complete Alternative Models
Alternative Model 1: SMBJ18CA
- Category: Diode
- Use: Voltage clamping and transient suppression
- Characteristics: Fast response time, low leakage current
- Package: DO-214AA (SMB), 2-pin
- Essence: Provides protection against voltage transients
- Packaging/Quantity: Tape & Reel, 3000 units per reel
- Specifications:
- Peak Pulse Power: 600W
- Breakdown Voltage: 18V
- Operating Voltage: 15.3V
- Clamping Voltage: 24.4V
- Peak Pulse Current: 34.8A
- Leakage Current: 1μA
- Operating Temperature Range: -55°C to +150°C
Alternative Model 2: P6KE18CA
- Category: Diode
- Use: Voltage clamping and transient suppression
- Characteristics: Fast response time, low leakage current
- Package: DO-15, 2-pin
- Essence: Provides protection against voltage transients
- Packaging/Quantity: Bulk, 500 units per box
- Specifications:
- Peak Pulse Power: 600W
- Breakdown Voltage: 18V
- Operating Voltage: 15.3V
- Clamping Voltage: 24.4V
- Peak Pulse Current: 34.8A
- Leakage Current: 1μA
- Operating Temperature Range: -55°C to +175°C
In conclusion, the SMA6J18AHR3G is a diode designed for voltage clamping and transient suppression, offering fast response time, low leakage current, and high surge capability. It is suitable for various applications and has alternatives with similar characteristics.
10个与SMA6J18AHR3G在技术解决方案中的应用相关的常见问题及解答
What is the maximum reverse stand-off voltage of SMA6J18AHR3G?
- The maximum reverse stand-off voltage of SMA6J18AHR3G is 18V.
What is the peak pulse power dissipation of SMA6J18AHR3G?
- The peak pulse power dissipation of SMA6J18AHR3G is 600W.
What is the typical junction capacitance of SMA6J18AHR3G?
- The typical junction capacitance of SMA6J18AHR3G is 150pF.
What is the forward voltage drop of SMA6J18AHR3G at a specified current?
- The forward voltage drop of SMA6J18AHR3G varies with current, typically around 0.7V at 1A.
What are the recommended operating and storage temperatures for SMA6J18AHR3G?
- The recommended operating temperature range for SMA6J18AHR3G is -55°C to +150°C, and the storage temperature range is -55°C to +175°C.
Is SMA6J18AHR3G suitable for overvoltage protection in automotive applications?
- Yes, SMA6J18AHR3G is suitable for overvoltage protection in automotive applications due to its high surge capability and reliability.
Can SMA6J18AHR3G be used in power supply and DC/DC converter applications?
- Yes, SMA6J18AHR3G is commonly used in power supply and DC/DC converter applications for transient voltage suppression.
What are the key differences between SMA6J18AHR3G and other TVS diodes in the SMA package?
- SMA6J18AHR3G offers a higher peak pulse power dissipation and lower clamping voltage compared to some other TVS diodes in the SMA package.
Does SMA6J18AHR3G meet industry standards for surge protection devices?
- Yes, SMA6J18AHR3G complies with industry standards such as AEC-Q101 for automotive-grade components and is also RoHS compliant.
Are there any application notes or reference designs available for using SMA6J18AHR3G in circuit protection?
- Yes, application notes and reference designs are available from the manufacturer to guide the proper use of SMA6J18AHR3G in circuit protection solutions.