UNR421800A
Product Overview
Category
The UNR421800A belongs to the category of semiconductor devices.
Use
It is used as a power transistor in electronic circuits.
Characteristics
- High voltage capability
- Low saturation voltage
- Fast switching speed
Package
The UNR421800A is available in a TO-220 package.
Essence
This product is essential for amplifying and controlling electrical signals in various electronic applications.
Packaging/Quantity
It is typically packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Maximum Collector-Emitter Voltage: 400V
- Maximum Collector Current: 10A
- Power Dissipation: 50W
- Transition Frequency: 4MHz
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
- Base
- Emitter
- Collector
Functional Features
- High voltage capability allows for use in high-power applications.
- Low saturation voltage minimizes power loss during operation.
- Fast switching speed enables efficient signal amplification and control.
Advantages and Disadvantages
Advantages
- High voltage capability
- Low saturation voltage
- Fast switching speed
Disadvantages
- Sensitivity to overvoltage conditions
- Limited maximum operating temperature
Working Principles
The UNR421800A operates based on the principles of bipolar junction transistors, utilizing its three terminals to amplify and control electrical signals within a circuit.
Detailed Application Field Plans
The UNR421800A is commonly used in: - Power supply units - Motor control circuits - Audio amplifiers - Switching circuits
Detailed and Complete Alternative Models
- UNR421900A
- UNR422000A
- UNR422100A
In conclusion, the UNR421800A is a versatile power transistor with high voltage capability, low saturation voltage, and fast switching speed, making it suitable for a wide range of electronic applications.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av UNR421800A i tekniska lösningar
What is UNR421800A?
- UNR421800A is a high-speed, low-side driver IC commonly used in automotive and industrial applications.
What are the key features of UNR421800A?
- The key features of UNR421800A include high-speed switching, low input current, overcurrent protection, and thermal shutdown.
What is the typical application of UNR421800A?
- UNR421800A is typically used to drive various loads such as solenoids, relays, and small motors in automotive and industrial systems.
What is the maximum output current of UNR421800A?
- The maximum output current of UNR421800A is typically around 0.5A.
How does UNR421800A protect against overcurrent?
- UNR421800A incorporates overcurrent protection that limits the output current to a safe level in case of a fault condition.
Can UNR421800A operate in harsh environments?
- Yes, UNR421800A is designed to operate in harsh automotive and industrial environments, with a wide operating temperature range and robustness against electrical noise.
What is the input voltage range for UNR421800A?
- The input voltage range for UNR421800A is typically between 4.5V and 5.5V.
Does UNR421800A have built-in diagnostics?
- UNR421800A may have built-in diagnostic features such as fault reporting or status indication, depending on the specific variant.
Is UNR421800A suitable for PWM (Pulse Width Modulation) control?
- Yes, UNR421800A is suitable for PWM control, allowing precise modulation of the output signal for various applications.
What are the typical failure modes of UNR421800A?
- Typical failure modes of UNR421800A may include overtemperature shutdown, overcurrent events, and voltage transients. Regular testing and proper application design can mitigate these risks.