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SMAJ48CA
Product Overview
Belongs to: Diode
Category: TVS (Transient Voltage Suppressor) Diode
Use: Protection against transient voltage spikes
Characteristics: Fast response time, low clamping voltage
Package: DO-214AC (SMA)
Essence: Provides protection for sensitive electronic components
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 53.3V
- Clamping Voltage: 86.5V
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ48CA has two pins, with the anode connected to the positive side and the cathode connected to the negative side.
Functional Features
- Fast response to transient over-voltage conditions
- Low clamping voltage to protect downstream components
- High surge capability for reliable protection
Advantages and Disadvantages
Advantages: - Effective protection against voltage transients - Fast response time - Compact package size
Disadvantages: - Limited power dissipation capability - May require additional circuitry for comprehensive protection
Working Principles
The SMAJ48CA operates by diverting excess current away from sensitive components when a transient voltage spike occurs. It rapidly clamps the voltage to a safe level, protecting the circuit from damage.
Detailed Application Field Plans
The SMAJ48CA is widely used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- SMAJ5.0A: Breakdown Voltage: 6.4V, Peak Pulse Power: 400W
- SMAJ12A: Breakdown Voltage: 13.3V, Peak Pulse Power: 400W
- SMAJ24A: Breakdown Voltage: 26.7V, Peak Pulse Power: 400W
- SMAJ36A: Breakdown Voltage: 40V, Peak Pulse Power: 400W
In conclusion, the SMAJ48CA TVS diode provides effective protection against transient voltage spikes in a wide range of electronic applications, offering fast response and low clamping voltage. Its compact package and high surge capability make it a popular choice for designers seeking reliable transient voltage protection.
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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem SMAJ48CA w rozwiązaniach technicznych
What is SMAJ48CA?
- SMAJ48CA is a type of transient voltage suppressor diode that is used to protect electronic circuits from overvoltage transients.
What is the maximum peak pulse power dissipation of SMAJ48CA?
- The maximum peak pulse power dissipation of SMAJ48CA is 400 watts.
What is the breakdown voltage of SMAJ48CA?
- The breakdown voltage of SMAJ48CA is 53.3 volts.
What are the typical applications of SMAJ48CA?
- SMAJ48CA is commonly used in surge protection for telecommunications equipment, automotive electronics, industrial control systems, and power supplies.
What is the operating temperature range of SMAJ48CA?
- The operating temperature range of SMAJ48CA is typically -55°C to +150°C.
How does SMAJ48CA provide overvoltage protection?
- SMAJ48CA clamps the voltage across the circuit it is protecting by diverting excess current away from sensitive components when an overvoltage event occurs.
What is the response time of SMAJ48CA to an overvoltage event?
- The response time of SMAJ48CA is very fast, typically in the nanosecond range.
Can SMAJ48CA be used for ESD protection?
- Yes, SMAJ48CA can also be used for electrostatic discharge (ESD) protection in electronic circuits.
What is the package type of SMAJ48CA?
- SMAJ48CA is available in various package types, including DO-214AC (SMA) and DO-214AB (SMC).
Are there any precautions to consider when using SMAJ48CA in a circuit?
- It is important to ensure proper PCB layout and grounding to maximize the effectiveness of SMAJ48CA in providing overvoltage protection. Additionally, attention should be paid to the maximum junction temperature to prevent thermal damage.