SMBJ188CA-E3/5B

Product Overview

The SMBJ188CA-E3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are known for their high surge capability, low clamping voltage, and fast response time. The SMBJ188CA-E3/5B is typically available in a surface mount package and is designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events. This entry will provide an in-depth overview of the SMBJ188CA-E3/5B, including its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode (TVS Diode)
• Use: Surge protection in electronic circuits
• Characteristics: High surge capability, low clamping voltage, fast response time
• Package: Surface mount
• Essence: Protecting sensitive electronic components from voltage transients
• Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

• Part Number: SMBJ188CA-E3/5B
• Peak Pulse Power: 600 Watts
• Breakdown Voltage Range: 198V to 220V
• Operating Temperature Range: -55°C to +150°C
• RoHS Compliant: Yes
• Lead-Free: Yes

Detailed Pin Configuration

The SMBJ188CA-E3/5B typically features a standard surface mount package with two terminals. The pin configuration is as follows: - Pin 1: Anode - Pin 2: Cathode

Functional Features

• High Surge Capability: Can withstand high surge currents without degradation.
• Low Clamping Voltage: Provides effective protection by limiting the voltage across the circuit.
• Fast Response Time: Quickly responds to transient voltage events, minimizing the risk of damage to connected components.

Advantages and Disadvantages

Advantages

• Effective surge protection for sensitive electronic components.
• Fast response time helps in preventing damage from transient voltage events.
• RoHS compliant and lead-free, aligning with environmental regulations.

Disadvantages

• May exhibit limitations in handling sustained overvoltage conditions.
• Higher cost compared to traditional diode-based protection solutions.

Working Principles

The SMBJ188CA-E3/5B operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the TVS diode rapidly conducts current, diverting the excess energy away from the protected circuit. This action effectively limits the voltage across the circuit, safeguarding the connected components.

Detailed Application Field Plans

The SMBJ188CA-E3/5B finds extensive use in various applications, including: - Telecommunications equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies - Medical devices

Detailed and Complete Alternative Models

• Alternative Model 1: P6KE200CA
  • Peak Pulse Power: 600 Watts
  • Breakdown Voltage: 185V to 205V
  • Package: DO-15
• Alternative Model 2: SMAJ220A
  • Peak Pulse Power: 400 Watts
  • Breakdown Voltage: 198V to 242V
  • Package: SMA

In conclusion, the SMBJ188CA-E3/5B transient voltage suppressor diode offers robust surge protection for electronic circuits, with its high surge capability, low clamping voltage, and fast response time. While it has certain limitations, its effectiveness in safeguarding sensitive components makes it a valuable component in various electronic applications.

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