UNR421900A
Product Overview
- Belongs to: Semiconductor Devices
- Category: Transistor
- Use: Amplification and switching of electronic signals
- Characteristics: High voltage, high current capability
- Package: TO-220AB
- Essence: Power transistor for general-purpose applications
- Packaging/Quantity: Available in reels or tubes, quantity varies by manufacturer
Specifications
- Type: NPN
- Voltage Rating: 400V
- Current Rating: 10A
- Power Dissipation: 50W
- Frequency: Up to 1MHz
- Operating Temperature: -55°C to 150°C
Detailed Pin Configuration
- Base (B): 1
- Collector (C): 2
- Emitter (E): 3
Functional Features
- High voltage capability
- Low saturation voltage
- Fast switching speed
- Excellent linearity
Advantages
- Suitable for high-power applications
- Wide operating temperature range
- Reliable and durable
Disadvantages
- Higher cost compared to low-power transistors
- Requires proper heat sinking for high-power applications
Working Principles
The UNR421900A operates as a current-controlled switch, allowing it to amplify or switch electronic signals based on the input current at the base terminal.
Detailed Application Field Plans
- Power supplies
- Motor control
- Audio amplifiers
- Lighting systems
- Industrial automation
Detailed and Complete Alternative Models
- UNR421800A
- UNR421700A
- UNR422000A
This comprehensive entry provides an in-depth understanding of the UNR421900A power transistor, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.
10个与UNR421900A在技术解决方案中的应用相关的常见问题及解答
What is UNR421900A?
- UNR421900A is a high-performance NPN silicon transistor designed for various technical applications.
What are the key features of UNR421900A?
- The key features include high current capability, low saturation voltage, and high transition frequency.
In what technical solutions can UNR421900A be used?
- UNR421900A can be used in power supply circuits, audio amplifiers, motor control systems, and switching applications.
What is the maximum operating voltage for UNR421900A?
- The maximum operating voltage for UNR421900A is typically around 120V.
What is the typical collector current rating for UNR421900A?
- The typical collector current rating for UNR421900A is around 1.5A.
Does UNR421900A require any specific heat dissipation measures?
- Yes, UNR421900A may require proper heat sinking or thermal management in high-power applications to ensure optimal performance.
Is UNR421900A suitable for high-frequency applications?
- Yes, UNR421900A has a high transition frequency, making it suitable for high-frequency applications such as RF amplifiers.
Can UNR421900A be used in automotive electronics?
- Yes, UNR421900A is suitable for automotive electronic systems such as engine control units and power management modules.
Are there any recommended alternative transistors to UNR421900A?
- Some alternative transistors with similar characteristics include BC337, 2N2222, and 2N3904.
Where can I find detailed technical specifications for UNR421900A?
- Detailed technical specifications for UNR421900A can be found in the manufacturer's datasheet or product documentation.