STF21N65M5
Product Overview
Category
The STF21N65M5 belongs to the category of power MOSFETs.
Use
It is commonly used in power supply applications, motor control, and other high-power switching applications.
Characteristics
- High voltage capability
- Low input capacitance
- Fast switching speed
- Low on-resistance
Package
The STF21N65M5 is typically available in a TO-220 package.
Essence
This MOSFET is essential for efficient power management and control in various electronic systems.
Packaging/Quantity
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Drain-Source Voltage (VDS): 650V
- Continuous Drain Current (ID): 21A
- On-Resistance (RDS(on)): 0.165Ω
- Gate-Source Voltage (VGS): ±30V
- Total Gate Charge (Qg): 33nC
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The STF21N65M5 typically has three pins: 1. Gate (G) 2. Drain (D) 3. Source (S)
Functional Features
- High voltage capability allows for use in high-power applications.
- Low input capacitance enables fast switching speeds.
- Low on-resistance minimizes power losses.
Advantages
- Suitable for high-voltage applications
- Fast switching speed
- Low power dissipation
Disadvantages
- Higher cost compared to lower voltage MOSFETs
- May require additional heat sinking in high-power applications
Working Principles
The STF21N65M5 operates based on the principles of field-effect transistors, where the gate voltage controls the flow of current between the drain and source terminals.
Detailed Application Field Plans
The STF21N65M5 is widely used in: - Switched-mode power supplies - Motor control circuits - Inverters and converters - High-power lighting systems
Detailed and Complete Alternative Models
Some alternative models to the STF21N65M5 include: - IRF840 - FDPF18N50 - IXFH21N50
In conclusion, the STF21N65M5 power MOSFET offers high voltage capability, fast switching speed, and low on-resistance, making it suitable for various high-power applications such as power supplies, motor control, and inverters.
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기술 솔루션에 STF21N65M5 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
What is the maximum drain-source voltage rating of STF21N65M5?
- The maximum drain-source voltage rating of STF21N65M5 is 650V.
What is the typical on-state resistance of STF21N65M5?
- The typical on-state resistance of STF21N65M5 is 0.16 ohms.
What is the maximum continuous drain current of STF21N65M5?
- The maximum continuous drain current of STF21N65M5 is 21A.
Can STF21N65M5 be used in high-frequency switching applications?
- Yes, STF21N65M5 can be used in high-frequency switching applications due to its low gate charge and capacitance.
Is STF21N65M5 suitable for use in power supplies and inverters?
- Yes, STF21N65M5 is suitable for use in power supplies and inverters due to its high voltage and current ratings.
What is the typical thermal resistance of STF21N65M5?
- The typical thermal resistance of STF21N65M5 is 0.75°C/W.
Does STF21N65M5 require a heat sink for operation?
- Depending on the application and operating conditions, STF21N65M5 may require a heat sink to ensure proper thermal management.
What are the recommended operating temperature range for STF21N65M5?
- The recommended operating temperature range for STF21N65M5 is -55°C to 150°C.
Can STF21N65M5 be used in automotive applications?
- Yes, STF21N65M5 is suitable for use in automotive applications, provided it meets the specific requirements and standards for automotive components.
Are there any application notes or reference designs available for using STF21N65M5 in technical solutions?
- Yes, application notes and reference designs are available from the manufacturer to assist in the proper application of STF21N65M5 in technical solutions.