SMBJ188A - Product Overview
Introduction
The SMBJ188A is a part of the SMBJ series of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronic components from voltage transients induced by lightning, electrostatic discharge (ESD), and other transient voltage events.
Basic Information Overview
- Category: Transient Voltage Suppressor Diode
- Use: Protection against voltage transients
- Characteristics: Fast response time, low clamping voltage
- Package: DO-214AA (SMB), SMD/SMT package
- Essence: Silicon-based transient voltage suppressor
- Packaging/Quantity: Tape & Reel, 3000 units per reel
Specifications
- Peak Pulse Power: 600W
- Breakdown Voltage: 188V
- Operating Voltage: 162V
- Clamping Voltage: 270V
- Peak Pulse Current: 10A
- Reverse Standoff Voltage: 188V
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The SMBJ188A follows the standard pin configuration for SMB packages: - Pin 1: Anode - Pin 2: Cathode
Functional Features
- Fast response time
- Low clamping voltage
- High surge capability
- RoHS compliant
Advantages and Disadvantages
Advantages
- Effective protection against voltage transients
- Fast response time ensures minimal damage to protected components
- RoHS compliant, making it environmentally friendly
Disadvantages
- Relatively high clamping voltage compared to some alternative models
- Limited peak pulse current handling capability
Working Principles
The SMBJ188A operates based on the principle of avalanche breakdown. When a transient voltage event occurs, the diode conducts and clamps the voltage to a safe level, protecting downstream components.
Detailed Application Field Plans
The SMBJ188A is widely used in various applications, including: - Telecommunication equipment - Industrial control systems - Automotive electronics - Consumer electronics - Power supplies
Detailed and Complete Alternative Models
Some alternative models to the SMBJ188A include: - SMBJ170A: Lower breakdown voltage - SMBJ200A: Higher breakdown voltage - SMBJ188CA: Tighter tolerance on breakdown voltage
In conclusion, the SMBJ188A transient voltage suppressor diode offers effective protection against voltage transients with its fast response time and low clamping voltage. While it has certain limitations, it remains a popular choice for various electronic applications.
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기술 솔루션에 SMBJ188A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
What is the SMBJ188A?
- The SMBJ188A is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum peak pulse power of the SMBJ188A?
- The maximum peak pulse power of the SMBJ188A is 600 watts.
What is the breakdown voltage of the SMBJ188A?
- The breakdown voltage of the SMBJ188A is 188 volts.
What are the typical applications of the SMBJ188A?
- The SMBJ188A is commonly used in applications such as telecommunications equipment, industrial automation, and automotive electronics for transient voltage protection.
What is the clamping voltage of the SMBJ188A?
- The clamping voltage of the SMBJ188A is 304 volts at 10A.
What is the operating temperature range of the SMBJ188A?
- The SMBJ188A has an operating temperature range of -55°C to 150°C.
What is the response time of the SMBJ188A?
- The response time of the SMBJ188A is very fast, typically less than 1 picosecond.
Is the SMBJ188A RoHS compliant?
- Yes, the SMBJ188A is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can the SMBJ188A be used for overvoltage protection in power supply circuits?
- Yes, the SMBJ188A is suitable for providing overvoltage protection in power supply circuits to safeguard sensitive components.
What are the package options available for the SMBJ188A?
- The SMBJ188A is available in various package options, including DO-214AA (SMB) and DO-214AB (SMC), providing flexibility for different design requirements.