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SMAJ40A
Product Overview
Category
SMAJ40A belongs to the category of transient voltage suppressor diodes.
Use
It is used to protect sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
Characteristics
- Fast response time
- Low clamping voltage
- High surge capability
Package
The SMAJ40A is typically available in a DO-214AC (SMA) package.
Essence
The essence of SMAJ40A lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.
Packaging/Quantity
It is commonly packaged in reels or tubes with varying quantities, such as 500 or 1000 units per reel/tube.
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 40V
- Operating Temperature Range: -55°C to +150°C
- Reverse Standoff Voltage: 40V
- Maximum Clamping Voltage: 64.5V
Detailed Pin Configuration
The SMAJ40A diode has two pins, anode and cathode, which are denoted by the "+" and "-" symbols, respectively.
Functional Features
- Transient voltage suppression
- Bidirectional clamping
- Low leakage current
Advantages
- Robust protection against voltage spikes
- Compact form factor
- Wide operating temperature range
Disadvantages
- Limited power dissipation capability
- May require additional circuitry for comprehensive surge protection
Working Principles
When a transient voltage surge occurs, the SMAJ40A conducts and clamps the voltage to a safe level, preventing it from reaching the protected circuit.
Detailed Application Field Plans
SMAJ40A is widely used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- P6KE40A
- 1.5KE40A
- SMCJ40A
- TVS5K40CA
In conclusion, SMAJ40A serves as a crucial component in safeguarding electronic circuits from voltage transients, offering reliable protection and peace of mind across various industries and applications.
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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMAJ40A dalam solusi teknis
What is SMAJ40A?
- SMAJ40A is a surface mount transient voltage suppressor diode that is commonly used to protect electronic circuits from overvoltage transients.
What is the maximum peak pulse power of SMAJ40A?
- The maximum peak pulse power of SMAJ40A is 400 watts.
What is the breakdown voltage of SMAJ40A?
- The breakdown voltage of SMAJ40A is 40 volts.
What are the typical applications of SMAJ40A?
- SMAJ40A is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial controls to protect against voltage transients.
What is the operating temperature range of SMAJ40A?
- The operating temperature range of SMAJ40A is typically -55°C to +150°C.
How does SMAJ40A provide protection against voltage transients?
- SMAJ40A clamps the voltage during transient events, diverting excess current away from sensitive components and preventing damage to the circuit.
Is SMAJ40A suitable for high-speed data lines?
- Yes, SMAJ40A is suitable for protecting high-speed data lines from voltage transients.
What is the response time of SMAJ40A?
- The response time of SMAJ40A is very fast, typically in the nanosecond range, providing quick protection against transients.
Can SMAJ40A be used in conjunction with other protective components?
- Yes, SMAJ40A can be used in combination with other protective components such as varistors and gas discharge tubes for enhanced transient protection.
Are there any specific layout considerations when using SMAJ40A in a circuit?
- It is important to minimize the length and impedance of the traces connecting SMAJ40A to the circuit to ensure effective transient suppression. Additionally, proper grounding and placement near the protected circuitry are important considerations.