SMAJ20AHE3/5A
Product Overview
Category
The SMAJ20AHE3/5A belongs to the category of semiconductor devices, specifically a type of transient voltage suppressor (TVS) diode.
Use
It is commonly used for surge protection in electronic circuits to protect sensitive components from voltage spikes and transients.
Characteristics
- Low clamping voltage
- Fast response time
- High surge current capability
Package
The SMAJ20AHE3/5A is typically available in a surface mount package, such as SMB or SMC.
Essence
The essence of the SMAJ20AHE3/5A lies in its ability to rapidly divert excessive current away from sensitive components, thereby safeguarding them from damage due to voltage surges.
Packaging/Quantity
It is usually supplied in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Standoff Voltage: 20V
- Breakdown Voltage: 22.2V
- Peak Pulse Power: 400W
- Operating Temperature Range: -55°C to 150°C
- Reverse Standoff Voltage: 17.1V
- Maximum Clamping Voltage: 29.2V
Detailed Pin Configuration
The SMAJ20AHE3/5A typically has two pins, with the cathode marked by a band or other indicator on the body of the diode.
Functional Features
- Transient voltage suppression
- Bidirectional clamping action
- Low leakage current
Advantages
- Fast response time protects sensitive components
- High surge current capability
- Compact size for easy integration into circuit designs
Disadvantages
- Limited power dissipation capability compared to larger TVS diodes
- May require additional circuitry for comprehensive surge protection in high-power applications
Working Principles
When a voltage surge occurs, the SMAJ20AHE3/5A conducts current and clamps the voltage to a safe level, protecting downstream components. Its bidirectional nature allows it to handle both positive and negative voltage transients.
Detailed Application Field Plans
The SMAJ20AHE3/5A is widely used in various electronic systems, including: - Telecommunications equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- P6KE20A
- 1.5KE20A
- SA20A
In conclusion, the SMAJ20AHE3/5A is a crucial component in safeguarding electronic circuits from voltage surges, offering fast response times and bidirectional protection. Its compact size and high surge current capability make it suitable for a wide range of applications across different industries.
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What is the maximum peak pulse power of SMAJ20AHE3/5A?
- The maximum peak pulse power of SMAJ20AHE3/5A is 400 watts for a 10/1000μs waveform.
What is the breakdown voltage of SMAJ20AHE3/5A?
- The breakdown voltage of SMAJ20AHE3/5A is typically 22.2 volts.
What is the operating temperature range for SMAJ20AHE3/5A?
- SMAJ20AHE3/5A has an operating temperature range of -55°C to +150°C.
What are the typical applications for SMAJ20AHE3/5A?
- SMAJ20AHE3/5A is commonly used in surge protection for sensitive electronics, such as in telecommunications equipment, industrial control systems, and automotive electronics.
What is the response time of SMAJ20AHE3/5A?
- The response time of SMAJ20AHE3/5A is less than 1.0 nanosecond.
Does SMAJ20AHE3/5A meet RoHS compliance?
- Yes, SMAJ20AHE3/5A is compliant with the Restriction of Hazardous Substances (RoHS) directive.
What is the package type of SMAJ20AHE3/5A?
- SMAJ20AHE3/5A is available in a DO-214AC (SMA) package.
What is the clamping voltage of SMAJ20AHE3/5A?
- The clamping voltage of SMAJ20AHE3/5A is typically 32.4 volts at 10A.
Is SMAJ20AHE3/5A suitable for high-speed data lines?
- Yes, SMAJ20AHE3/5A is suitable for protecting high-speed data lines such as USB, Ethernet, and HDMI.
What is the reliability of SMAJ20AHE3/5A in terms of surge protection?
- SMAJ20AHE3/5A offers reliable surge protection with its robust design and high surge capability.