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2N3904_J61Z
Product Overview
Category:
The 2N3904_J61Z belongs to the category of NPN bipolar junction transistors.
Use:
It is commonly used as a general-purpose amplifier and switch in electronic circuits.
Characteristics:
- Small signal transistor
- Low power, high voltage
- Fast switching speed
- Low noise
Package:
The 2N3904_J61Z is typically available in a TO-92 package.
Essence:
This transistor is essential for amplifying and switching electronic signals in various applications.
Packaging/Quantity:
It is usually packaged in reels or tubes, with quantities varying based on manufacturer specifications.
Specifications
- Maximum Collector-Emitter Voltage: 40V
- Maximum Collector-Base Voltage: 60V
- Maximum Emitter-Base Voltage: 6V
- Continuous Collector Current: 200mA
- Total Power Dissipation: 625mW
- Transition Frequency: 300MHz
Detailed Pin Configuration
The 2N3904_J61Z has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)
Functional Features
- Amplification of small signals
- Switching capability for electronic circuits
- Suitable for low-power applications
Advantages
- Versatile usage in various electronic circuits
- Small form factor
- Low cost
Disadvantages
- Limited power handling capacity
- Susceptible to thermal runaway if not properly managed
Working Principles
The 2N3904_J61Z operates based on the principles of bipolar junction transistors, where the flow of current between the collector and emitter is controlled by the base current.
Detailed Application Field Plans
Audio Amplification
The transistor can be used in audio amplifiers to boost weak audio signals.
Signal Switching
It can serve as a switch to control the flow of signals in electronic circuits.
Oscillator Circuits
In oscillator circuits, the transistor can help generate periodic waveforms.
Detailed and Complete Alternative Models
- BC547
- 2N2222
- PN2222A
- 2N4401
In conclusion, the 2N3904_J61Z NPN transistor offers a versatile and cost-effective solution for amplification and switching in electronic circuits, making it a popular choice among hobbyists and professionals alike. Its compact size and wide availability of alternative models further contribute to its widespread use in various applications.
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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan 2N3904_J61Z dalam solusi teknis
What is the 2N3904_J61Z transistor used for?
- The 2N3904_J61Z is a general-purpose NPN bipolar junction transistor commonly used for amplification and switching applications in electronic circuits.
What are the key specifications of the 2N3904_J61Z transistor?
- The 2N3904_J61Z transistor typically has a maximum collector current of 200mA, a maximum collector-emitter voltage of 40V, and a maximum power dissipation of 625mW.
How can I identify the pinout of the 2N3904_J61Z transistor?
- The pinout of the 2N3904_J61Z transistor is typically Emitter (E), Base (B), and Collector (C) when viewing the flat side with the leads pointing downward.
What are some common circuit configurations using the 2N3904_J61Z transistor?
- Common circuit configurations include common emitter amplifiers, switch circuits, and oscillator circuits.
Can the 2N3904_J61Z be used for audio amplifier applications?
- Yes, the 2N3904_J61Z transistor can be used in low-power audio amplifier circuits due to its general-purpose amplification capabilities.
What are the typical operating conditions for the 2N3904_J61Z transistor?
- The 2N3904_J61Z transistor is typically operated within a temperature range of -55°C to 150°C and is suitable for low to moderate frequency applications.
Are there any common alternatives to the 2N3904_J61Z transistor?
- Common alternatives include the 2N2222, BC547, and BC548 transistors, which have similar characteristics and can be used in its place in many circuits.
How do I calculate the biasing resistors for a common emitter amplifier using the 2N3904_J61Z transistor?
- Biasing resistors can be calculated using the desired quiescent operating point, the transistor's base-emitter voltage drop, and the desired collector current.
What are the typical gain characteristics of the 2N3904_J61Z transistor?
- The 2N3904_J61Z transistor typically has a current gain (hfe) ranging from 100 to 300, depending on the operating conditions and biasing.
Can the 2N3904_J61Z transistor be used in high-frequency applications?
- While the 2N3904_J61Z transistor can be used in moderate frequency applications, it may not be suitable for very high-frequency applications due to its transition frequency and capacitance characteristics.