3SMBJ5939B-TP Encyclopedia Entry

Product Overview

The 3SMBJ5939B-TP belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronics from voltage spikes and surges. The 3SMBJ5939B-TP is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically available in a package that allows for easy installation on printed circuit boards. The essence of this product lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage. The standard packaging includes a quantity of 500 units per reel.

Specifications

• Part Number: 3SMBJ5939B-TP
• Category: Transient Voltage Suppressor Diode
• Peak Pulse Power: 3000W
• Breakdown Voltage: 65.6V
• Clamping Voltage: 106V
• Operating Temperature Range: -55°C to +150°C
• Package Type: SMB
• Package Quantity: 500 units per reel

Detailed Pin Configuration

The 3SMBJ5939B-TP follows the standard SMB package pin configuration, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

• High surge capability
• Fast response time
• Low clamping voltage
• RoHS compliant

Advantages and Disadvantages

Advantages

• Effective protection against voltage surges
• Fast response time ensures minimal impact on the protected circuit
• RoHS compliance aligns with environmental standards

Disadvantages

• May require additional circuitry for comprehensive surge protection in complex systems
• Limited to specific voltage and power ratings

Working Principles

The 3SMBJ5939B-TP operates based on the principle of avalanche breakdown. When a voltage surge occurs, the diode rapidly conducts excess current, diverting it away from the sensitive components. This action effectively limits the voltage across the protected circuit, preventing damage.

Detailed Application Field Plans

The 3SMBJ5939B-TP is commonly used in various electronic devices and systems, including: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

For applications requiring different voltage or power ratings, alternative models include: - 3SMBJ5.0A-TP (Breakdown Voltage: 5V, Peak Pulse Power: 3000W) - 3SMBJ15CA-TP (Breakdown Voltage: 15V, Peak Pulse Power: 3000W) - 3SMBJ33A-TP (Breakdown Voltage: 33V, Peak Pulse Power: 3000W)

In conclusion, the 3SMBJ5939B-TP transient voltage suppressor diode offers effective protection against voltage surges, making it an essential component in various electronic systems.

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