1N4691UR-1
Product Overview
Category
The 1N4691UR-1 belongs to the category of semiconductor diodes.
Use
It is commonly used in electronic circuits for rectification and voltage regulation.
Characteristics
- Forward Voltage: 1V
- Reverse Voltage: 200V
- Maximum Continuous Current: 1A
- Package Type: DO-41
- Operating Temperature Range: -65°C to +175°C
Package
The 1N4691UR-1 is typically available in bulk packaging or on reels, with varying quantities depending on the supplier.
Specifications
- Forward Voltage: 1V
- Reverse Voltage: 200V
- Maximum Continuous Current: 1A
- Package Type: DO-41
- Operating Temperature Range: -65°C to +175°C
Detailed Pin Configuration
The 1N4691UR-1 has a standard axial lead configuration with two leads, one connected to the anode and the other to the cathode.
Functional Features
- High forward surge capability
- Low reverse leakage current
- Fast switching speed
Advantages and Disadvantages
Advantages
- Reliable voltage regulation
- Wide operating temperature range
- Fast response time
Disadvantages
- Limited maximum continuous current
- Higher forward voltage compared to some alternative models
Working Principles
The 1N4691UR-1 operates based on the principles of semiconductor diode behavior, allowing current to flow in one direction while blocking it in the reverse direction.
Detailed Application Field Plans
The 1N4691UR-1 is widely used in: - Power supply units - Voltage regulators - Rectifier circuits - Electronic equipment protection circuits
Detailed and Complete Alternative Models
Some alternative models to the 1N4691UR-1 include: - 1N4001 - 1N5819 - 1N5399 - 1N5408
In summary, the 1N4691UR-1 is a semiconductor diode with specific characteristics suitable for rectification and voltage regulation in various electronic applications. Its functional features, advantages, and disadvantages make it a versatile component in electronic circuit design.
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What is the 1N4691UR-1 diode used for?
- The 1N4691UR-1 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4691UR-1 diode?
- The 1N4691UR-1 has a nominal Zener voltage of 27V, making it suitable for applications requiring voltage regulation at or near this level.
What are some typical applications for the 1N4691UR-1 diode?
- Common applications include voltage clamping, voltage regulation in power supplies, surge suppression, and overvoltage protection in various electronic devices.
What is the maximum power dissipation of the 1N4691UR-1 diode?
- The 1N4691UR-1 has a maximum power dissipation of 500mW, which determines its ability to handle power without being damaged.
What is the temperature coefficient of the 1N4691UR-1 diode?
- The temperature coefficient of the 1N4691UR-1 is typically around +0.05%/°C, indicating how the Zener voltage changes with temperature.
Can the 1N4691UR-1 be used for reverse voltage protection?
- Yes, the 1N4691UR-1 can be utilized for reverse voltage protection due to its Zener breakdown characteristics.
What is the forward voltage drop of the 1N4691UR-1 diode?
- The forward voltage drop of the 1N4691UR-1 is relatively low, typically around 1.2V, making it suitable for low-power applications.
Is the 1N4691UR-1 suitable for high-frequency applications?
- While the 1N4691UR-1 can function at moderate frequencies, it may not be ideal for very high-frequency applications due to its inherent capacitance and response time.
What are the packaging options available for the 1N4691UR-1 diode?
- The 1N4691UR-1 is commonly available in a DO-41 axial lead package, which is suitable for through-hole mounting on PCBs.
Are there any specific precautions to consider when using the 1N4691UR-1 diode?
- It's important to ensure proper heat dissipation, avoid exceeding the maximum power dissipation, and adhere to the specified operating conditions to maintain the diode's reliability and performance.