SM4T47AY
Product Overview
Belongs to: Electronic Components
Category: TVS Diode
Use: Protection against transient voltage spikes
Characteristics: Low clamping voltage, fast response time, high surge current capability
Package: SOD-123FL
Essence: Transient voltage suppression
Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 400W
- Breakdown Voltage: 47V
- Clamping Voltage: 77.4V at 10A
- Operating Temperature Range: -55°C to +150°C
- Storage Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SM4T47AY TVS diode has a SOD-123FL package with two pins. Pin 1 is the anode and pin 2 is the cathode.
Functional Features
- Provides protection against transient voltage spikes
- Fast response time ensures minimal damage to protected components
- Low clamping voltage for effective suppression of overvoltage events
- High surge current capability for robust protection
Advantages
- Reliable protection for sensitive electronic components
- Compact SOD-123FL package for space-constrained applications
- Wide operating temperature range for versatile use
Disadvantages
- May require additional circuitry for comprehensive overvoltage protection in some applications
- Limited to specific voltage and power ratings
Working Principles
The SM4T47AY TVS diode operates by diverting excessive transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient voltage spike occurs, the TVS diode rapidly switches into its low impedance state, effectively shunting the excess energy to ground and safeguarding the connected electronics.
Detailed Application Field Plans
The SM4T47AY TVS diode is suitable for various applications including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
- SM4T Series: Offers a range of breakdown voltages and peak pulse powers to suit different application requirements
- SMAJ Series: Provides similar transient voltage suppression capabilities in a different package format
- P6KE Series: Offers alternative TVS diodes with varying specifications for diverse application needs
In conclusion, the SM4T47AY TVS diode is a reliable and efficient solution for protecting electronic circuits from transient voltage spikes. Its compact package, high surge current capability, and low clamping voltage make it well-suited for a wide range of applications.
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10個與SM4T47AY在技術方案中應用相關的常見問題與解答
What is SM4T47AY?
- SM4T47AY is a transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What is the maximum clamping voltage of SM4T47AY?
- The maximum clamping voltage of SM4T47AY is 77.4V at 10A.
What is the peak pulse power dissipation of SM4T47AY?
- The peak pulse power dissipation of SM4T47AY is 400W for an 8/20µs waveform.
What are the typical applications of SM4T47AY?
- SM4T47AY is commonly used in telecommunications equipment, industrial control systems, consumer electronics, and automotive electronics to protect against voltage surges.
What is the operating temperature range of SM4T47AY?
- The operating temperature range of SM4T47AY is -55°C to +150°C.
What is the package type of SM4T47AY?
- SM4T47AY is available in a DO-214AB (SMC) package.
What is the reverse stand-off voltage of SM4T47AY?
- The reverse stand-off voltage of SM4T47AY is 40.2V.
Is SM4T47AY RoHS compliant?
- Yes, SM4T47AY is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can SM4T47AY be used for surge protection in power supply units?
- Yes, SM4T47AY can be used to provide surge protection for power supply units and prevent damage to downstream components.
Does SM4T47AY require any external components for proper operation?
- No, SM4T47AY does not require any external components for its proper operation, making it easy to integrate into existing circuit designs.