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1SMA4759 M2G
Product Overview
Category
The 1SMA4759 M2G belongs to the category of surface mount silicon zener diodes.
Use
It is commonly used for voltage regulation and transient suppression in electronic circuits.
Characteristics
- Low leakage current
- High reliability
- Fast response time
Package
The 1SMA4759 M2G is typically available in a SOD-123FL package.
Essence
This product serves as a crucial component in protecting electronic circuits from voltage spikes and regulating voltage levels.
Packaging/Quantity
It is usually packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Zener Voltage: 12V
- Power Dissipation: 1.5W
- Operating Temperature Range: -65°C to +150°C
- Forward Voltage: 1.5V
- Reverse Leakage Current: 5µA
Detailed Pin Configuration
The 1SMA4759 M2G has two pins, anode (A) and cathode (K), which are labeled accordingly on the device.
Functional Features
- Voltage regulation
- Transient suppression
- Overvoltage protection
Advantages
- High reliability
- Fast response time
- Low leakage current
Disadvantages
- Limited power dissipation capability
- Sensitive to temperature variations
Working Principles
The 1SMA4759 M2G operates based on the principle of the zener effect, where it maintains a constant voltage across its terminals when reverse-biased.
Detailed Application Field Plans
This product is widely used in: - Power supply units - Voltage regulators - Surge protectors - Electronic equipment
Detailed and Complete Alternative Models
- 1N4742A
- BZX55C12
- P6KE12CA
- TZMC12-GS08
In conclusion, the 1SMA4759 M2G is a reliable surface mount silicon zener diode that finds extensive use in voltage regulation and transient suppression applications within electronic circuits.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng 1SMA4759 M2G trong giải pháp kỹ thuật
What is 1SMA4759 M2G?
- 1SMA4759 M2G is a surface mount, high-power, transient voltage suppressor diode designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
What are the key features of 1SMA4759 M2G?
- The key features include a peak pulse power of 500W, low clamping voltage, fast response time, and compatibility with automated placement equipment.
In what applications can 1SMA4759 M2G be used?
- 1SMA4759 M2G is commonly used in applications such as telecommunications equipment, industrial control systems, automotive electronics, and consumer electronics to protect against voltage surges and transients.
How does 1SMA4759 M2G provide protection?
- It provides protection by diverting excess current away from sensitive components and limiting the voltage across them during transient events.
What is the operating temperature range of 1SMA4759 M2G?
- The operating temperature range is typically -55°C to +150°C, making it suitable for a wide range of environments.
What is the recommended layout for 1SMA4759 M2G in a circuit board?
- It is recommended to place the diode as close as possible to the protected circuitry and to minimize the length and impedance of the traces connecting it.
Can 1SMA4759 M2G be used for both AC and DC applications?
- Yes, it can be used for both AC and DC applications due to its bidirectional design.
What are the industry standards or certifications associated with 1SMA4759 M2G?
- It complies with various industry standards such as AEC-Q101 for automotive applications and is often certified to meet specific surge protection requirements.
Are there any special handling considerations for 1SMA4759 M2G during assembly?
- It is important to follow proper ESD (electrostatic discharge) handling procedures to prevent damage to the diode during assembly.
What are the typical failure modes of 1SMA4759 M2G?
- Typical failure modes include short-circuit failure due to excessive current or open-circuit failure if subjected to prolonged overvoltage conditions. Regular testing and monitoring are recommended to ensure continued protection.