SMBJ4749C/TR13
Product Overview
Category: Diode
Use: Transient Voltage Suppressor (TVS)
Characteristics: Low clamping voltage, fast response time
Package: DO-214AA (SMB)
Essence: Protects electronic circuits from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units
Specifications
- Voltage - Reverse Standoff (Typ): 43.6V
- Voltage - Breakdown (Min): 48.5V
- Voltage - Clamping (Max) @ Ipp: 70.1V
- Current - Peak Pulse (10/1000µs): 19.2A
- Power - Peak Pulse: 600W
- Type: Zener
Detailed Pin Configuration
The SMBJ4749C/TR13 has a simple two-pin configuration with no polarity.
Functional Features
- Provides protection against transient voltage events
- Fast response time ensures minimal damage to protected circuits
- Low clamping voltage prevents excessive voltage exposure to downstream components
Advantages and Disadvantages
Advantages: - Effective protection against voltage spikes - Fast response time - Compact package size
Disadvantages: - Limited peak pulse current handling compared to some higher-rated TVS diodes - Higher clamping voltage than some specialized TVS diodes
Working Principles
The SMBJ4749C/TR13 operates based on the principle of Zener breakdown. When a transient voltage event occurs, the diode rapidly conducts, diverting excess current away from sensitive components and limiting the voltage across the circuit.
Detailed Application Field Plans
This TVS diode is commonly used in various electronic systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
- SMBJ4748C/TR13: Lower breakdown voltage
- SMBJ4750C/TR13: Higher breakdown voltage
- SMBJ4760C/TR13: Higher peak pulse current handling
In conclusion, the SMBJ4749C/TR13 is a reliable TVS diode that offers effective protection against transient voltage events in a wide range of electronic applications.
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技術ソリューションにおける SMBJ4749C/TR13 の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the SMBJ4749C/TR13?
- The SMBJ4749C/TR13 is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of the SMBJ4749C/TR13?
- The maximum working voltage of the SMBJ4749C/TR13 is 440V.
What is the peak pulse power dissipation of the SMBJ4749C/TR13?
- The peak pulse power dissipation of the SMBJ4749C/TR13 is 600W.
What are the typical applications of the SMBJ4749C/TR13?
- The SMBJ4749C/TR13 is commonly used in applications such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.
What is the operating temperature range of the SMBJ4749C/TR13?
- The operating temperature range of the SMBJ4749C/TR13 is -55°C to 150°C.
What is the clamping voltage of the SMBJ4749C/TR13?
- The clamping voltage of the SMBJ4749C/TR13 is 775V at 1A.
Is the SMBJ4749C/TR13 RoHS compliant?
- Yes, the SMBJ4749C/TR13 is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can the SMBJ4749C/TR13 be used for ESD protection?
- Yes, the SMBJ4749C/TR13 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.
What package type does the SMBJ4749C/TR13 come in?
- The SMBJ4749C/TR13 is available in a surface mount DO-214AA (SMB) package.
Are there any recommended layout or PCB design considerations when using the SMBJ4749C/TR13?
- It is recommended to minimize the length of the traces between the SMBJ4749C/TR13 and the protected circuitry, and to ensure proper grounding and thermal management for optimal performance.