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SMBJ70A-E3/52
Product Overview
Category: Electronic Component
Use: Voltage Suppression
Characteristics: Transient Voltage Suppressor (TVS) Diode
Package: DO-214AA (SMB)
Essence: Protects sensitive electronic devices from voltage spikes
Packaging/Quantity: Tape & Reel, 3000 units
Specifications
- Voltage - Reverse Standoff (Typ): 70V
- Voltage - Breakdown (Min): 77.8V
- Clamping Voltage (Max) @ Ipp: 113V
- Current - Peak Pulse (10/1000µs): 9.2A
- Power - Peak Pulse: 600W
- Type: Zener
- Unidirectional: Yes
Detailed Pin Configuration
The SMBJ70A-E3/52 has two pins, with the anode connected to the positive side and the cathode connected to the negative side.
Functional Features
- Provides protection against transient voltage events
- Fast response time
- Low clamping voltage
- High surge capability
Advantages and Disadvantages
Advantages: - Effective in protecting sensitive electronic components - Fast response time - Compact size
Disadvantages: - Limited peak pulse current handling capacity - May require additional circuitry for comprehensive protection
Working Principles
The SMBJ70A-E3/52 operates by diverting excessive voltage away from sensitive electronic components, thereby preventing damage due to transient voltage events such as electrostatic discharge (ESD) and lightning strikes. When a voltage spike occurs, the TVS diode rapidly conducts, shunting the excess energy to ground and limiting the voltage across the protected circuit.
Detailed Application Field Plans
The SMBJ70A-E3/52 is commonly used in various applications including: - Consumer electronics - Telecommunications equipment - Industrial automation systems - Automotive electronics - Power supplies
Detailed and Complete Alternative Models
- P6SMBJ70A: Similar specifications and package type
- SMBJ70CA: Higher clamping voltage and peak pulse power
- SMBJ70CAHE3/5B: Lower clamping voltage and higher peak pulse current
In conclusion, the SMBJ70A-E3/52 is a vital component in safeguarding electronic devices from transient voltage events, offering fast response and effective protection. Its compact size and low clamping voltage make it suitable for a wide range of applications, although its peak pulse current handling capacity may be a limitation in certain scenarios.
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10 domande e risposte comuni relative all'applicazione di SMBJ70A-E3/52 nelle soluzioni tecniche
What is the SMBJ70A-E3/52 used for?
- The SMBJ70A-E3/52 is a transient voltage suppressor diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.
What is the maximum peak pulse power of the SMBJ70A-E3/52?
- The maximum peak pulse power of the SMBJ70A-E3/52 is 600 watts.
What is the breakdown voltage of the SMBJ70A-E3/52?
- The breakdown voltage of the SMBJ70A-E3/52 is 77.8V.
What are the typical applications of the SMBJ70A-E3/52?
- Typical applications of the SMBJ70A-E3/52 include protection of telecommunications equipment, power supplies, consumer electronics, and automotive systems.
What is the operating temperature range of the SMBJ70A-E3/52?
- The SMBJ70A-E3/52 has an operating temperature range of -55°C to +150°C.
What is the clamping voltage of the SMBJ70A-E3/52?
- The clamping voltage of the SMBJ70A-E3/52 at its peak pulse current is 112V.
Does the SMBJ70A-E3/52 meet any specific industry standards?
- Yes, the SMBJ70A-E3/52 meets the requirements of various industry standards such as IEC 61000-4-2 (ESD), IEC 61000-4-4 (EFT), and IEC 61000-4-5 (Surge).
What is the response time of the SMBJ70A-E3/52?
- The response time of the SMBJ70A-E3/52 is very fast, typically responding in less than 1 picosecond.
Can the SMBJ70A-E3/52 be used in high-speed data line protection?
- Yes, the SMBJ70A-E3/52 is suitable for high-speed data line protection due to its fast response time and low clamping voltage.
Is the SMBJ70A-E3/52 RoHS compliant?
- Yes, the SMBJ70A-E3/52 is RoHS compliant, making it suitable for use in environmentally sensitive applications.