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SMAJ4758AE3/TR13
Introduction
The SMAJ4758AE3/TR13 is a diode belonging to the category of transient voltage suppressors (TVS). This entry provides an overview of its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Protects sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
- Characteristics: Fast response time, low clamping voltage, high surge capability.
- Package: DO-214AC (SMA)
- Essence: Provides robust protection for electronic circuits against voltage spikes.
- Packaging/Quantity: Available in tape and reel packaging with varying quantities.
Specifications
- Part Number: SMAJ4758AE3/TR13
- Peak Pulse Power: 1500W
- Breakdown Voltage: 78V
- Operating Voltage: 64.1V
- Clamping Voltage: 102V
- Peak Pulse Current: 34.4A
- Reverse Standoff Voltage: 78V
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ4758AE3/TR13 diode has a standard DO-214AC (SMA) package with two pins. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Transient Voltage Suppression: Rapidly clamps transient voltages to safe levels, protecting downstream components.
- Low Clamping Voltage: Ensures minimal stress on protected circuits during transient events.
- Fast Response Time: Quickly responds to transient voltage surges, minimizing the risk of damage.
Advantages and Disadvantages
Advantages
- Effective protection against transient voltage events
- Low clamping voltage preserves the integrity of sensitive electronics
- High surge capability for enhanced reliability
Disadvantages
- Limited to specific voltage ranges
- May require additional circuitry for comprehensive surge protection
Working Principles
The SMAJ4758AE3/TR13 operates based on the principle of avalanche breakdown. When a transient voltage surge occurs, the diode rapidly conducts, diverting excess current away from the protected circuit. This action effectively limits the voltage across the circuit, safeguarding it from potential damage.
Detailed Application Field Plans
The SMAJ4758AE3/TR13 is commonly used in various applications, including: - Telecommunications: Protects communication equipment from lightning-induced surges. - Industrial Control Systems: Safeguards sensitive control circuitry from ESD events. - Automotive Electronics: Shields vehicle electronics from voltage transients.
Detailed and Complete Alternative Models
- Alternative Model 1: P6KE68CA
- Alternative Model 2: 1.5SMC75AT3G
- Alternative Model 3: SMCJ78A
In summary, the SMAJ4758AE3/TR13 transient voltage suppressor diode offers robust protection against transient voltage events, making it an essential component in various electronic systems.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de SMAJ4758AE3/TR13 en soluciones técnicas
What is SMAJ4758AE3/TR13?
- SMAJ4758AE3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronics from voltage spikes and transients.
What are the key features of SMAJ4758AE3/TR13?
- The key features include a peak pulse power of 400W, low clamping voltage, fast response time, and compatibility with automated placement equipment.
In what applications can SMAJ4758AE3/TR13 be used?
- It is commonly used in various technical solutions such as power supplies, automotive electronics, industrial equipment, and telecommunications systems to protect against voltage surges.
How does SMAJ4758AE3/TR13 provide protection?
- SMAJ4758AE3/TR13 diverts excessive current away from sensitive components by clamping the voltage to a safe level during transient events.
What is the operating temperature range of SMAJ4758AE3/TR13?
- The operating temperature range typically spans from -55°C to +150°C, making it suitable for a wide range of environments.
Is SMAJ4758AE3/TR13 RoHS compliant?
- Yes, SMAJ4758AE3/TR13 is compliant with the Restriction of Hazardous Substances (RoHS) directive.
What is the packaging type for SMAJ4758AE3/TR13?
- It is available in a variety of surface mount packages, including DO-214AC (SMA) and DO-214AB (SMC).
What standards does SMAJ4758AE3/TR13 comply with?
- It complies with industry standards such as IEC 61000-4-5 for surge immunity and AEC-Q101 for automotive applications.
Can SMAJ4758AE3/TR13 be used for ESD protection?
- While it primarily focuses on transient voltage suppression, it also provides some level of electrostatic discharge (ESD) protection.
Are there any application notes or design guidelines available for using SMAJ4758AE3/TR13?
- Yes, detailed application notes and design guidelines are provided by the manufacturer to assist in the proper implementation of SMAJ4758AE3/TR13 in technical solutions.