SMBJ170-E3/5B

Product Overview

The SMBJ170-E3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is designed for use in electronic circuits to protect sensitive components from voltage spikes and transients. These diodes are characterized by their high surge capability, low clamping voltage, and fast response time. The SMBJ170-E3/5B is typically available in a surface mount package and is commonly used in various electronic devices and systems.

Basic Information

• Category: Transient Voltage Suppressor Diodes (TVS Diodes)
• Use: Protection against voltage spikes and transients in electronic circuits
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Surface mount
• Essence: Protecting sensitive electronic components
• Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

• Voltage - Reverse Standoff (Typ): 144V
• Voltage - Breakdown (Min): 160V
• Voltage - Clamping (Max) @ Ipp: 243V
• Current - Peak Pulse (10/1000µs): 5A
• Power - Peak Pulse: 600W
• Type: Zener
• Unidirectional Channels: 1
• Polarization: Unidirectional

Detailed Pin Configuration

The SMBJ170-E3/5B typically features a standard SMC (DO-214AB) package with two pins for surface mount installation. The pin configuration includes the anode and cathode connections, which are essential for proper circuit integration and functionality.

Functional Features

• Transient Voltage Suppression: Effectively clamps transient voltages to protect downstream components.
• Fast Response Time: Rapid reaction to voltage spikes ensures minimal impact on the circuit.
• High Surge Capability: Capable of withstanding high surge currents without degradation.

Advantages and Disadvantages

Advantages

• Effective protection against voltage spikes and transients
• Fast response time
• High surge capability

Disadvantages

• Clamping voltage may not be as low as some alternative models
• Unidirectional polarization limits bidirectional protection capabilities

Working Principles

The SMBJ170-E3/5B operates based on the principle of zener breakdown, where it effectively diverts excess current away from sensitive components when a voltage spike occurs. This prevents damage to the circuit and ensures the integrity of the connected electronics.

Detailed Application Field Plans

The SMBJ170-E3/5B is widely used in various applications, including: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to the SMBJ170-E3/5B include: - P6KE180CA: Similar TVS diode with higher clamping voltage - 1.5KE200A: TVS diode with different package and characteristics - SMCJ160A: Comparable TVS diode with lower clamping voltage

In conclusion, the SMBJ170-E3/5B transient voltage suppressor diode offers effective protection against voltage spikes and transients in electronic circuits, making it a valuable component in various applications across different industries.

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