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SMBJ78AHE3/5B
Product Overview
The SMBJ78AHE3/5B belongs to the category of transient voltage suppressor diodes (TVS diodes) and is commonly used for surge protection in electronic circuits. These diodes are characterized by their high surge capability, fast response time, and low clamping voltage. The SMBJ78AHE3/5B is typically available in a surface mount package and is designed to protect sensitive electronic components from voltage transients. Each package contains a specific quantity of diodes, usually specified by the manufacturer.
Specifications
- Part Number: SMBJ78AHE3/5B
- Category: Transient Voltage Suppressor Diode
- Voltage Rating: 78V
- Package Type: Surface Mount
- Quantity per Package: Varies by Manufacturer
- Clamping Voltage: Low
- Response Time: Fast
Pin Configuration
The SMBJ78AHE3/5B typically follows the standard pin configuration for surface mount diodes, with the specific details provided in the datasheet.
Functional Features
- High surge capability
- Fast response time
- Low clamping voltage
Advantages
- Effective surge protection
- Fast response to voltage transients
- Compact surface mount package
Disadvantages
- Limited power dissipation capability
- Sensitive to overvoltage conditions
Working Principles
The SMBJ78AHE3/5B operates based on the principle of avalanche breakdown, where it rapidly conducts excess current when the voltage exceeds the rated value, thereby diverting the surge away from the protected circuitry.
Application Field Plans
The SMBJ78AHE3/5B is commonly used in various applications such as: - Power supplies - Communication equipment - Industrial control systems - Automotive electronics - Consumer electronics
Alternative Models
- SMBJ64AHE3/5B: 64V TVS diode with similar characteristics
- SMBJ90AHE3/5B: 90V TVS diode with similar characteristics
- SMBJ110AHE3/5B: 110V TVS diode with similar characteristics
In conclusion, the SMBJ78AHE3/5B is a vital component in protecting electronic circuits from voltage transients, offering fast response and effective surge protection. Its application spans across various industries, making it an essential part of modern electronic systems.
Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan SMBJ78AHE3/5B dalam solusi teknis
What is the SMBJ78AHE3/5B?
- The SMBJ78AHE3/5B is a transient voltage suppressor diode designed to protect sensitive electronic components from voltage spikes and transients.
What is the maximum working voltage of the SMBJ78AHE3/5B?
- The maximum working voltage of the SMBJ78AHE3/5B is 78V.
What is the peak pulse power dissipation of the SMBJ78AHE3/5B?
- The peak pulse power dissipation of the SMBJ78AHE3/5B is 600W.
What are the typical applications of the SMBJ78AHE3/5B?
- The SMBJ78AHE3/5B is commonly used in applications such as telecommunications equipment, industrial control systems, and automotive electronics for transient voltage protection.
What is the clamping voltage of the SMBJ78AHE3/5B?
- The clamping voltage of the SMBJ78AHE3/5B is 126V at 10A.
What is the operating temperature range of the SMBJ78AHE3/5B?
- The operating temperature range of the SMBJ78AHE3/5B is -55°C to 150°C.
Is the SMBJ78AHE3/5B RoHS compliant?
- Yes, the SMBJ78AHE3/5B is RoHS compliant, making it suitable for use in environmentally sensitive applications.
Can the SMBJ78AHE3/5B be used for surge protection in power supply units?
- Yes, the SMBJ78AHE3/5B is suitable for surge protection in power supply units to safeguard against voltage surges and transients.
What is the package type of the SMBJ78AHE3/5B?
- The SMBJ78AHE3/5B is available in a DO-214AA (SMB) package.
Are there any recommended layout considerations when using the SMBJ78AHE3/5B?
- It is recommended to minimize the length of the PCB traces connecting the SMBJ78AHE3/5B to the protected circuit and to ensure proper grounding for effective transient voltage suppression.