SMBJ43C

Product Overview

Category: Electronic Component
Use: Transient Voltage Suppressor (TVS) Diode
Characteristics: Fast response time, low clamping voltage, high surge capability
Package: DO-214AA (SMB)
Essence: Protects sensitive electronic components from voltage transients
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

Peak Pulse Power: 600W
Breakdown Voltage: 43V
Operating Voltage: 36.8V
Reverse Standoff Voltage: 43V
Clamping Voltage: 69.4V
Maximum Surge Current: 22.6A

Detailed Pin Configuration

The SMBJ43C TVS diode has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

Rapid response to transient overvoltage conditions
Low clamping voltage to protect downstream components
High surge capability for reliable protection

Advantages

Provides robust protection against voltage transients
Fast reaction time to clamp excessive voltage
Small form factor for space-constrained applications

Disadvantages

Limited to specific voltage ratings
May require additional circuitry for comprehensive protection in complex systems

Working Principles

The SMBJ43C operates by diverting excess voltage away from sensitive components when a transient overvoltage event occurs. It rapidly clamps the voltage to a safe level, protecting the downstream circuitry.

Detailed Application Field Plans

The SMBJ43C is widely used in various electronic devices and systems, including: - Power supplies - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

SMBJ5.0CA: 5V TVS diode with similar characteristics
SMBJ15A: 15V TVS diode suitable for lower voltage applications
SMBJ78A: 78V TVS diode for higher voltage protection

In conclusion, the SMBJ43C TVS diode is a crucial component in safeguarding electronic circuits from voltage transients. Its fast response time, low clamping voltage, and high surge capability make it an essential part of modern electronic designs across various industries.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMBJ43C v technických řešeních

What is the SMBJ43C?
- The SMBJ43C 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 SMBJ43C?
- The SMBJ43C has a maximum working voltage of 43 volts.
What is the peak pulse power dissipation of the SMBJ43C?
- The peak pulse power dissipation of the SMBJ43C is typically 600 watts.
What are the typical applications of the SMBJ43C?
- The SMBJ43C is commonly used in applications such as power supplies, telecommunications equipment, and automotive electronics to protect against voltage surges.
What is the clamping voltage of the SMBJ43C?
- The clamping voltage of the SMBJ43C is the voltage at which it begins to conduct significant current during a transient event, and for the SMBJ43C, it is typically around 69.4 volts.
What is the response time of the SMBJ43C?
- The response time of the SMBJ43C is very fast, typically responding within nanoseconds to clamp the voltage spike.
How does the SMBJ43C compare to other transient voltage suppressors?
- The SMBJ43C offers a balance of low clamping voltage and high surge capability, making it suitable for a wide range of applications.
Can the SMBJ43C be used in high-frequency applications?
- Yes, the SMBJ43C can be used in high-frequency applications due to its fast response time and low capacitance.
What is the operating temperature range of the SMBJ43C?
- The SMBJ43C typically operates within a temperature range of -55°C to 150°C, making it suitable for various environmental conditions.
Are there any reliability concerns with using the SMBJ43C in technical solutions?
- The SMBJ43C is a reliable component when used within its specified parameters, but it's important to ensure proper circuit design and layout to maximize its effectiveness.