SMBJ4749CE3/TR13

Product Overview

Category: Diode
Use: Voltage suppression in electronic circuits
Characteristics: Fast response time, low clamping voltage, compact package
Package: SMB (DO-214AA)
Essence: Transient Voltage Suppressor (TVS) diode
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Reverse Standoff Voltage: 43.6V
Breakdown Voltage: 48.4V
Peak Pulse Power: 600W
Operating Temperature Range: -55°C to +150°C
RoHS Compliant: Yes

Detailed Pin Configuration

The SMBJ4749CE3/TR13 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

Provides protection against transient voltage events
Fast response time ensures minimal damage to sensitive components
Low clamping voltage diverts excess voltage away from the protected circuit

Advantages and Disadvantages

Advantages

Effective voltage suppression
Compact size for space-constrained applications
RoHS compliant for environmental considerations

Disadvantages

Limited power dissipation capability compared to larger TVS diodes
Higher cost compared to standard diodes

Working Principles

When a transient voltage event occurs, the SMBJ4749CE3/TR13 conducts current to divert the excess voltage away from the protected circuit, thereby limiting the voltage across the circuit.

Detailed Application Field Plans

Telecommunications: Protecting communication equipment from lightning-induced surges
Automotive Electronics: Safeguarding sensitive automotive electronics from voltage transients
Industrial Control Systems: Shielding control systems from electrical disturbances

Detailed and Complete Alternative Models

SMBJ4748CE3/TR13: Lower breakdown voltage of 47.8V
SMBJ4750CE3/TR13: Higher breakdown voltage of 49.1V
SMBJ4760CE3/TR13: Higher peak pulse power of 660W

In conclusion, the SMBJ4749CE3/TR13 is a reliable TVS diode that offers fast response time and effective voltage suppression, making it suitable for various applications requiring transient voltage protection.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4749CE3/TR13 v technických řešeních

What is the SMBJ4749CE3/TR13?
- The SMBJ4749CE3/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 SMBJ4749CE3/TR13?
- The maximum working voltage of the SMBJ4749CE3/TR13 is 440V.
What is the peak pulse power dissipation of the SMBJ4749CE3/TR13?
- The peak pulse power dissipation of the SMBJ4749CE3/TR13 is 600W.
What are the typical applications of the SMBJ4749CE3/TR13?
- The SMBJ4749CE3/TR13 is commonly used in automotive electronics, industrial equipment, and telecommunications systems for transient voltage protection.
What is the operating temperature range of the SMBJ4749CE3/TR13?
- The SMBJ4749CE3/TR13 has an operating temperature range of -55°C to 150°C.
What is the reverse stand-off voltage of the SMBJ4749CE3/TR13?
- The reverse stand-off voltage of the SMBJ4749CE3/TR13 is 405V.
What is the clamping voltage of the SMBJ4749CE3/TR13?
- The clamping voltage of the SMBJ4749CE3/TR13 is 658V at 10A.
Is the SMBJ4749CE3/TR13 RoHS compliant?
- Yes, the SMBJ4749CE3/TR13 is RoHS compliant, making it suitable for use in environmentally friendly electronic products.
Can the SMBJ4749CE3/TR13 be used for ESD protection?
- Yes, the SMBJ4749CE3/TR13 can be used for electrostatic discharge (ESD) protection in various electronic circuits and systems.
What package type does the SMBJ4749CE3/TR13 come in?
- The SMBJ4749CE3/TR13 is available in a surface mount DO-214AA (SMB) package for easy integration into circuit board designs.