SMBJ4750AE3/TR13

Product Overview

Category

The SMBJ4750AE3/TR13 belongs to the category of transient voltage suppressor (TVS) diodes.

Use

It is used to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.

Characteristics

• Voltage Suppression: Provides protection against voltage spikes and transients.
• Fast Response Time: Rapidly clamps transient voltages to a safe level.
• Low Clamping Voltage: Ensures minimal impact on the protected circuit.
• Compact Package: Small form factor for easy integration into electronic circuits.

Package

The SMBJ4750AE3/TR13 is typically available in a surface-mount package, making it suitable for automated assembly processes.

Essence

The essence of the SMBJ4750AE3/TR13 lies in its ability to safeguard electronic circuits from voltage surges, thereby enhancing the reliability and longevity of electronic devices.

Packaging/Quantity

These TVS diodes are commonly packaged in reels or tape and reel format, with varying quantities per reel depending on the manufacturer's specifications.

Specifications

• Peak Pulse Power: 600W
• Standoff Voltage: 47V
• Breakdown Voltage: 52.4V
• Clamping Voltage: 77.4V
• Operating Temperature Range: -55°C to 150°C
• Package Type: SMB

Detailed Pin Configuration

The SMBJ4750AE3/TR13 typically features two pins, with the anode and cathode connections clearly labeled for easy integration into circuit designs.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response: Rapid reaction time to transient events, minimizing the risk of damage to sensitive electronics.
• Low Leakage Current: Ensures minimal power dissipation during normal operation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage transients
• Fast response time
• Compact form factor for space-constrained applications

Disadvantages

• Limited to specific voltage ranges
• May require additional circuitry for comprehensive surge protection

Working Principles

The SMBJ4750AE3/TR13 operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when subjected to a voltage surge, diverting the transient energy away from the protected circuit.

Detailed Application Field Plans

The SMBJ4750AE3/TR13 is widely used in various electronic systems, including: - Telecommunication equipment - Industrial automation systems - Consumer electronics - Automotive electronics - Power supplies

Detailed and Complete Alternative Models

• SMBJ5.0A: Standoff Voltage: 5V, Breakdown Voltage: 6.4V
• SMBJ15A: Standoff Voltage: 15V, Breakdown Voltage: 16.7V
• SMBJ30CA: Standoff Voltage: 30V, Breakdown Voltage: 33.3V
• SMBJ100A: Standoff Voltage: 100V, Breakdown Voltage: 111V

In conclusion, the SMBJ4750AE3/TR13 transient voltage suppressor diode offers effective protection against voltage transients, with fast response and a compact form factor, making it a valuable component in safeguarding electronic circuits from transient voltage events.

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