SMAJ4750E3/TR13

Product Overview

Category

The SMAJ4750E3/TR13 belongs to the category of electronic components, specifically within the realm of semiconductor devices.

Use

This product is primarily used for transient voltage suppression in electronic circuits to protect sensitive components from voltage spikes and transients.

Characteristics

• Voltage Suppression: Capable of suppressing transient voltages to protect downstream components.
• Fast Response Time: Rapid response to voltage spikes ensures effective protection.
• Compact Size: Small form factor for easy integration into circuit designs.
• Robust Packaging: Designed to withstand environmental stresses and mechanical shocks.

Package

The SMAJ4750E3/TR13 is typically available in a surface-mount package, which facilitates easy assembly onto printed circuit boards (PCBs).

Essence

The essence of this product lies in its ability to safeguard electronic circuits from voltage transients, thereby enhancing the reliability and longevity of electronic systems.

Packaging/Quantity

The SMAJ4750E3/TR13 is commonly supplied in reels or tape and reel packaging, with quantities varying based on manufacturer specifications.

Specifications

• Part Number: SMAJ4750E3/TR13
• Peak Pulse Power: 1500W
• Standoff Voltage: 47V
• Breakdown Voltage: 52.4V
• Clamping Voltage: 77.4V
• Operating Temperature Range: -55°C to 150°C
• Package Type: DO-214AC (SMA)

Detailed Pin Configuration

The SMAJ4750E3/TR13 features a standard DO-214AC (SMA) package with two pins. Pin 1 is the cathode, while pin 2 is the anode.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Low Clamping Voltage: Ensures that the protected circuitry is not subjected to excessive voltages during transient events.
• Fast Response Time: Rapid reaction to transient events minimizes the risk of damage to sensitive electronics.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients.
• Compact size for easy integration into circuit designs.
• Fast response time ensures swift protection.

Disadvantages

• Limited to specific voltage ranges.
• May require additional components for comprehensive circuit protection in high-energy environments.

Working Principles

The SMAJ4750E3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage across it exceeds the breakdown voltage, thereby diverting the transient energy away from the protected circuitry.

Detailed Application Field Plans

The SMAJ4750E3/TR13 finds extensive application in various electronic systems, including: - Telecommunications: Protecting communication equipment from voltage surges. - Automotive Electronics: Safeguarding automotive control units and sensors from voltage transients. - Industrial Control Systems: Ensuring the reliability of industrial automation and control systems. - Consumer Electronics: Protecting sensitive electronic devices such as smartphones, tablets, and laptops from power surges.

Detailed and Complete Alternative Models

• Alternative Model 1: SMBJ4750A
• Alternative Model 2: P6KE47CA
• Alternative Model 3: 1.5SMC47CA

In conclusion, the SMAJ4750E3/TR13 serves as a crucial component in protecting electronic circuits from voltage transients, offering effective transient voltage suppression and fast response times. Its compact size and robust packaging make it suitable for a wide range of applications, ensuring the reliability and longevity of electronic systems.

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