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SMDJ48A - Diode TVS
Basic Information Overview
- Category: Diode Transient Voltage Suppressor (TVS)
- Use: Protection against voltage transients in electronic circuits
- Characteristics: Fast response time, low clamping voltage, high surge current capability
- Package: SMD (Surface Mount Device)
- Essence: Safeguarding sensitive electronic components from voltage spikes
- Packaging/Quantity: Typically available in reels of 3000 units
Specifications
- Peak Pulse Power: 3000W
- Breakdown Voltage Range: 43.6V to 48.4V
- Operating Temperature Range: -55°C to +150°C
- Reverse Standoff Voltage: 48V
- Maximum Clamping Voltage: 77.4V at 100A
Detailed Pin Configuration
The SMDJ48A is a unidirectional TVS diode with two pins: anode and cathode. The anode is connected to the circuit's positive side, while the cathode is connected to the ground or negative side.
Functional Features
- Rapid response to transient overvoltage events
- Low clamping voltage to protect downstream components
- High surge current handling capability
- Compact SMD package for space-constrained applications
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Fast reaction time
- Suitable for high-frequency applications
Disadvantages
- Limited power dissipation capability
- Requires careful consideration of placement in the circuit to ensure optimal protection
Working Principles
When a voltage transient occurs, the SMDJ48A conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuit. This rapid response helps prevent damage to sensitive components.
Detailed Application Field Plans
The SMDJ48A is commonly used in various electronic systems, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Power supplies - Consumer electronics
Detailed and Complete Alternative Models
- Alternative Model 1: SMCJ48A
- Similar specifications and characteristics but in a different package (SMC)
- Alternative Model 2: P6SMB48A
- Offers comparable performance with a different form factor
In conclusion, the SMDJ48A diode TVS provides effective protection against voltage transients in a wide range of electronic applications, offering fast response, low clamping voltage, and high surge current capability.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMDJ48A en soluciones técnicas
What is the maximum reverse voltage of SMDJ48A?
- The maximum reverse voltage of SMDJ48A is 48V.
What is the peak pulse power of SMDJ48A?
- The peak pulse power of SMDJ48A is 3000W.
What is the typical clamping voltage of SMDJ48A?
- The typical clamping voltage of SMDJ48A is 77.4V at 100A.
What is the operating temperature range of SMDJ48A?
- The operating temperature range of SMDJ48A is -55°C to +150°C.
What is the package type of SMDJ48A?
- SMDJ48A comes in a DO-214AB (SMC) package.
What are the typical applications for SMDJ48A?
- SMDJ48A is commonly used in surge protection for telecommunications equipment, industrial controls, and automotive electronics.
Does SMDJ48A have RoHS compliance?
- Yes, SMDJ48A is compliant with RoHS requirements.
What is the forward surge rating of SMDJ48A?
- The forward surge rating of SMDJ48A is 200A.
Is SMDJ48A suitable for high-reliability applications?
- Yes, SMDJ48A is suitable for high-reliability applications due to its robust design and performance characteristics.
Can SMDJ48A be used for overvoltage protection in power supply units?
- Yes, SMDJ48A can be effectively used for overvoltage protection in power supply units to safeguard sensitive components from voltage spikes.