SMBJ4740A/TR13

Product Overview

Category: Diode
Use: Voltage suppression in electronic circuits
Characteristics: Transient voltage suppressor diode, low clamping voltage, fast response time
Package: DO-214AA (SMB), 2-pin
Essence: Protects sensitive electronic components from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Voltage - Reverse Standoff (Typ): 40V
Voltage - Breakdown (Min): 44.4V
Clamping Voltage (Max) @ Ipp: 64.5V
Peak Pulse Current: 10A
Power Dissipation (Max): 600W
Operating Temperature: -55°C ~ 150°C

Detailed Pin Configuration

The SMBJ4740A/TR13 has a simple 2-pin configuration with no specific pinout requirements.

Functional Features

Provides protection against transient voltage events
Fast response time to clamp transient voltages
Low clamping voltage ensures minimal impact on the protected circuit

Advantages and Disadvantages

Advantages

Effective protection of sensitive electronic components
Fast response time
Low clamping voltage

Disadvantages

Limited peak pulse current handling compared to some higher-rated devices
Requires careful consideration of placement in the circuit for optimal protection

Working Principles

The SMBJ4740A/TR13 operates by diverting excess transient voltage away from sensitive components, thereby limiting the voltage across the protected circuit. When a transient voltage event occurs, the diode rapidly conducts, providing a low-impedance path for the excess energy to be dissipated.

Detailed Application Field Plans

The SMBJ4740A/TR13 is commonly used in various electronic systems where protection against transient voltage events is required. Some typical applications include: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

SMBJ4728A/TR13: 28V reverse standoff voltage, similar characteristics
SMBJ4763A/TR13: 63V reverse standoff voltage, similar characteristics
SMBJ4785A/TR13: 85V reverse standoff voltage, similar characteristics

In conclusion, the SMBJ4740A/TR13 is a reliable transient voltage suppressor diode that offers effective protection for sensitive electronic components in various applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ4740A/TR13 v technických řešeních

What is the SMBJ4740A/TR13?
- The SMBJ4740A/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 SMBJ4740A/TR13?
- The maximum working voltage of the SMBJ4740A/TR13 is 440V.
What is the peak pulse power dissipation of the SMBJ4740A/TR13?
- The peak pulse power dissipation of the SMBJ4740A/TR13 is 600W.
What are the typical applications of the SMBJ4740A/TR13?
- The SMBJ4740A/TR13 is commonly used in various technical solutions such as power supplies, telecommunications equipment, automotive electronics, and industrial control systems.
What is the operating temperature range of the SMBJ4740A/TR13?
- The operating temperature range of the SMBJ4740A/TR13 is -55°C to +150°C.
How does the SMBJ4740A/TR13 provide protection against voltage transients?
- The SMBJ4740A/TR13 clamps the transient voltage to a safe level and diverts the excessive current away from the protected circuit.
Is the SMBJ4740A/TR13 RoHS compliant?
- Yes, the SMBJ4740A/TR13 is RoHS compliant, making it suitable for use in environmentally conscious designs.
What is the package type of the SMBJ4740A/TR13?
- The SMBJ4740A/TR13 comes in a surface mount DO-214AA (SMB) package.
What are the key features of the SMBJ4740A/TR13?
- The key features of the SMBJ4740A/TR13 include low clamping voltage, fast response time, and high surge capability.
Where can I find detailed specifications and application notes for the SMBJ4740A/TR13?
- Detailed specifications and application notes for the SMBJ4740A/TR13 can be found in the product datasheet provided by the manufacturer.