BF721T1G
Product Overview
Category
The BF721T1G belongs to the category of discrete semiconductor products.
Use
It is commonly used as a high-voltage, low current NPN bipolar junction transistor (BJT) for general-purpose amplification and switching applications.
Characteristics
- High voltage capability
- Low leakage current
- Fast switching speed
Package
The BF721T1G is typically available in a SOT-223 package.
Essence
This product is essential for electronic circuit design requiring high-voltage amplification and switching capabilities.
Packaging/Quantity
The BF721T1G is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Collector-Emitter Voltage (VCEO): 300V
- Collector Current (IC): 200mA
- Power Dissipation (PD): 2W
- Transition Frequency (fT): 150MHz
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The BF721T1G has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)
Functional Features
- High voltage capability allows for use in various applications
- Low leakage current minimizes power loss
- Fast switching speed enables efficient signal processing
Advantages
- Suitable for high-voltage applications
- Low power dissipation
- Wide operating temperature range
Disadvantages
- Limited collector current compared to some alternative models
- May not be suitable for high-power applications
Working Principles
The BF721T1G operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to amplify or switch electronic signals.
Detailed Application Field Plans
The BF721T1G is commonly used in the following applications: - Audio amplifiers - Switching circuits - Signal amplification in industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the BF721T1G include: - BC547B - 2N3904 - 2SC945
In conclusion, the BF721T1G is a versatile high-voltage transistor with fast switching speed and low leakage current, making it suitable for a wide range of amplification and switching applications.
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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av BF721T1G i tekniska lösningar
What is BF721T1G?
- BF721T1G is a high voltage PNP transistor designed for use in general purpose amplifier and switching applications.
What are the key features of BF721T1G?
- The key features include a collector-emitter voltage of 300V, a continuous collector current of 200mA, and low leakage current.
In what technical solutions can BF721T1G be used?
- BF721T1G can be used in audio amplifiers, power management circuits, and general purpose switching applications.
What are the typical operating conditions for BF721T1G?
- The typical operating conditions include a collector current of 100mA, a base current of 10mA, and a collector-emitter voltage of 5V.
What is the pin configuration of BF721T1G?
- The pin configuration is as follows: Emitter (E), Base (B), and Collector (C).
What are the recommended storage and operating temperatures for BF721T1G?
- The recommended storage temperature range is -55°C to +150°C, and the operating temperature range is -55°C to +150°C.
Does BF721T1G require any special heat sinking or thermal considerations?
- BF721T1G may require heat sinking or thermal considerations when operated at high currents or in elevated ambient temperatures.
What are the typical applications for BF721T1G in audio amplifiers?
- BF721T1G can be used in small signal amplification stages, pre-amplifiers, and tone control circuits in audio amplifiers.
Are there any specific layout considerations when using BF721T1G in PCB designs?
- It is recommended to minimize lead lengths and keep input and output traces separate to reduce noise and interference.
Where can I find detailed application notes and reference designs for BF721T1G?
- Detailed application notes and reference designs for BF721T1G can be found in the product datasheet and application guides provided by the manufacturer.