
( Brand: Nec ), ( Manufacturer Part Number: 2SD217 ), ( Country/region Of Manufacture: Japan ), ( Part Description: Transistor )
The 2SD217 NEC Transistor is a high-quality bipolar junction transistor (BJT) that is widely used in various electronic applications due to its excellent performance characteristics. This NPN transistor is designed to operate in both linear and switching modes, making it a versatile component in circuit design.
The 2SD217 NEC Transistor boasts a high current gain, beta (hfe), of approximately 100. This high gain allows it to amplify small input signals into larger output signals, making it ideal for use in amplifier circuits. The transistor also has a maximum collector-emitter voltage (Vce(max)) of 50 volts, which ensures it can handle moderate voltage levels without breakdown or damage.
The 2SD217 NEC Transistor has a maximum collector current (Ic(max)) of 200 milliamperes and a maximum collector-emitter power dissipation (Pce(max)) of 1 watt. These specifications indicate that the transistor can handle moderate power levels, making it suitable for use in a variety of low-power applications.
The transistor has a maximum collector-emitter saturation voltage (Vce(sat)) of 0.2 volts, which is relatively low. This low saturation voltage means that the transistor can switch quickly between the on and off states, making it ideal for use in digital circuits.
The 2SD217 NEC Transistor also has a maximum collector-base junction voltage (Vcb(max)) of 50 volts, which ensures that it can withstand moderate reverse voltage levels without rupturing. The transistor has a maximum base-emitter junction voltage (Vbe(max)) of 6 volts, which indicates that it can operate comfortably within a reasonable range of base-emitter voltages.
The 2SD217 NEC Transistor is a compact device, with a size of 8 x 3.2 millimeters and a height of 1.5 millimeters. This small size makes it easy to integrate into various electronic circuits without taking up too much space. The transistor is also available in a TO-92 case, which is a widely used and easily available package.
In conclusion, the 2SD217 NEC Transistor is a high-quality NPN bipolar junction transistor that is suitable for use in a variety of low-power electronic applications. Its high current gain, moderate voltage and power handling capabilities, and quick switching characteristics make it a versatile component in circuit design. Its small size and easily available package also make it a convenient choice for electronic designers and engineers.
Pros of buying 2SD217 NEC Transistor:1. Wide Operating Voltage Range: The 2SD217 NEC transistor has a wide operating voltage range of -85V to 125V, which makes it suitable for various applications.
2. High Current Handling Capacity: It can handle a collector current of up to 2.5A, making it suitable for use in power amplifiers, switching circuits, and other applications that require high current handling capacity.
3. Low Power Dissipation: The 2SD217 NEC transistor has a low power dissipation of 0.5W, which helps in reducing heat generation and increases the overall efficiency of the circuit.
4. High Breakdown Voltage: The transistor has a high breakdown voltage of 100V, which ensures that it can withstand high voltage spikes without getting damaged.
Cons of buying 2SD217 NEC Transistor:1. Limited Frequency Response: The 2SD217 NEC transistor has a limited frequency response of up to 1MHz, which may not be suitable for high-frequency applications.
2. Limited Maximum Collector-Emitter Voltage: The maximum collector-emitter voltage of the transistor is 50V, which may not be sufficient for high voltage applications.
3. Limited Maximum Collector-Base Voltage: The maximum collector-base voltage of the transistor is 40V, which may not be sufficient for high voltage applications.
Conclusion:The 2SD217 NEC transistor is a versatile and reliable component that can be used in various applications due to its wide operating voltage range, high current handling capacity, low power dissipation, and high breakdown voltage. However, it has limitations such as a limited frequency response and maximum collector-emitter and collector-base voltages. Therefore, it is essential to consider the specific requirements of the application before buying this transistor.
Recommendation:If the application requires high current handling capacity, wide operating voltage range, and low power dissipation, then the 2SD217 NEC transistor is an excellent choice. However, if the application requires high frequency response or high voltage handling capacity, then other transistors with better specifications should be considered.
This stuff has been well taken care of and never abused. It is time to sell his final pieces of test equipment and repair parts for what now vintage electronics.