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SMAJ4739E3/TR13
Product Overview
Category
SMAJ4739E3/TR13 belongs to the category of TVS (Transient Voltage Suppressor) diodes.
Use
It is used for protecting sensitive electronics from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
Characteristics
- Fast response time
- Low clamping voltage
- High surge current capability
Package
The SMAJ4739E3/TR13 comes in a DO-214AC (SMA) package.
Essence
The essence of SMAJ4739E3/TR13 lies in its ability to provide robust protection against transient voltage events.
Packaging/Quantity
It is typically available in reels with a quantity of 3000 units per reel.
Specifications
- Standoff Voltage: 43.6V
- Breakdown Voltage: 48.4V
- Peak Pulse Power: 400W
- Operating Temperature Range: -55°C to +150°C
Detailed Pin Configuration
The SMAJ4739E3/TR13 has two pins, anode, and cathode, which are clearly labeled on the device.
Functional Features
- Bi-directional protection
- Low clamping voltage
- Fast response to transient events
Advantages
- Robust protection against transient voltage events
- Wide operating temperature range
- Compact and easy to integrate into circuit designs
Disadvantages
- Limited surge current handling capability compared to some higher power TVS diodes
- Higher clamping voltage compared to some specialized TVS diodes
Working Principles
When a transient voltage event occurs, the SMAJ4739E3/TR13 conducts and clamps the voltage to a safe level, diverting the excess energy away from the protected circuitry.
Detailed Application Field Plans
SMAJ4739E3/TR13 is commonly used in: - Consumer electronics - Telecommunication equipment - Industrial control systems - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models to SMAJ4739E3/TR13 include: - P6KE39CA - 1.5KE43CA - SMCJ43A
In conclusion, SMAJ4739E3/TR13 is a reliable TVS diode that offers robust protection against transient voltage events, making it suitable for a wide range of applications in various industries.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMAJ4739E3/TR13 v technických řešeních
What is SMAJ4739E3/TR13?
- SMAJ4739E3/TR13 is a surface mount transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What are the key features of SMAJ4739E3/TR13?
- The key features of SMAJ4739E3/TR13 include a peak pulse power of 400W, low clamping voltage, fast response time, and compatibility with automated placement equipment.
In what technical solutions can SMAJ4739E3/TR13 be used?
- SMAJ4739E3/TR13 can be used in various technical solutions such as power supplies, communication equipment, automotive electronics, industrial controls, and consumer electronics.
How does SMAJ4739E3/TR13 protect electronic components?
- SMAJ4739E3/TR13 protects electronic components by diverting excessive current away from sensitive circuits during voltage transients, thereby preventing damage due to overvoltage events.
What is the operating temperature range of SMAJ4739E3/TR13?
- SMAJ4739E3/TR13 has an operating temperature range of -55°C to +150°C, making it suitable for a wide range of environmental conditions.
Are there any recommended soldering or mounting guidelines for SMAJ4739E3/TR13?
- Yes, SMAJ4739E3/TR13 should be mounted on a PCB using recommended soldering profiles and techniques to ensure proper performance and reliability.
Can SMAJ4739E3/TR13 be used for ESD protection?
- While SMAJ4739E3/TR13 is primarily designed for transient voltage suppression, it can also provide some level of electrostatic discharge (ESD) protection for sensitive components.
What are the typical applications where SMAJ4739E3/TR13 is commonly used?
- SMAJ4739E3/TR13 is commonly used in applications such as surge protection, overvoltage protection, reverse polarity protection, and transient voltage suppression in various electronic systems.
Does SMAJ4739E3/TR13 require any external components for proper operation?
- SMAJ4739E3/TR13 does not require any external components for its basic operation, but additional circuitry may be needed depending on the specific application requirements.
What are the industry standards or certifications applicable to SMAJ4739E3/TR13?
- SMAJ4739E3/TR13 complies with industry standards such as AEC-Q101 for automotive applications and is often certified to meet RoHS and REACH compliance for environmental regulations.