Model BC547/2N2222/2N4401 can replace 2N3904 transistor
Model BC547/2N2222/2N4401 can replace 2N3904 transistor
2N3904 is a commonly used NPN bipolar transistor
(2N3904 transistor), which is widely used in electronics due to its wide range of properties. The following are the specific model specifications of each manufacturer of the 2N3904 series: 2N3904, 2N3904 PBFREE, 2N3904,116, 2N3904,412, 2N3904-AP, 2N3904-BP,2N3904BU, 2N3904CBU, 2N3904G, 2N3904NLBU, 2N3904RL1.. etc.
The following are some basic parameters of 2N3904:
Electrical Characteristics:
Transceiver voltage (Vceo): 40V
Collector current (Ic): 200mA
Transceiver current (Iceo): 0.01μA
Emitter-base voltage (Vebo): 6V
Power Consumption: 625mW
DC Current Gain (hFE): This value is 100 to 300 at Ic = 10mA.
Crossover Frequency (Ft): 300MHz
Noise Figure (NF): 5dB at Ic = 100μA, Vce = 5V, Rs = 1kΩ and f = 1kHz.
2n3904 data sheet details can be viewed at https://datasheet.jinftry.com/Datasheet-PDF/MICROSS-On-Semiconductor/2N3904.pdf
Application fields:
Signal amplification: In electronic products such as radios, televisions, etc., 2N3904 is often used as small signal amplification.
Switching Applications: The 2N3904 is a reliable choice in applications that require switching circuits on and off.
Driving application: 2N3904 can be used to drive small loads, such as LED.
Power supply circuit: It can also be used in voltage regulators, power supply circuits, etc.
These are some basic characteristics and applications of 2N3904. More detailed parameters and usage methods can be found in its data sheet, which will help to select and design circuits according to specific needs.
The 2N3904 is a commonly used NPN bipolar transistor that can be used in various types of small signal and general switching applications.
Here are some transistor models that can replace the 2N3904:
1: BC547: This is a common low-power NPN transistor, its electrical characteristics are similar to 2N3904.
BC547 Features
Switching and Amplifier
• High-Voltage: BC546, VCEO = 65V
• Low-Noise: BC549, BC550
• Complement to BC556, BC557, BC558, BC559, and BC560
2: 2N2222: This is a powerful NPN transistor, its maximum collector-base voltage (Vceo) and maximum collector current (Ic) are higher than 2N3904. However, it can replace the 2N3904 in many applications.
3: PN2222: It is very similar to 2N2222 and can also be used as a substitute for 2N3904.
4: 2N4401: Another NPN type transistor, the maximum collector current (Ic) is larger than 2N3904.
MULTICOMP 2N4401 Single Transistor Bipolar, NPN, 40 V, 250 MHz, 625 mW, 600 mA, 100 hFE
The 2N4401 from Multicomp is a through hole, NPN low power, silicon planar epitaxial transistors in TO-92 metal can package. This device is used for general purpose switching applications.
.Collector emitter voltage (Vce) of 40V.Continuous collector current (Ic) of 600mA.Power dissipation of 625mW.Operating junction temperature range from -55°C to 150°C.Collector emitter saturation voltage is less than 750mV at Ic=5 00mA .DC current gain is greater than 20 at Ic=0.1mA
These models have similar characteristics and can replace the 2N3904. However, when selecting an alternative model, it is important to carefully research and compare the characteristics of each model and ensure that the model selected meets your specific application needs.
The above models are sold in jinftry company, welcome to consult. Jinftry is an electronic parts distributor that sells the latest electronic components, including integrated circuits, IC electronics, IC integrated circuits, IGBT, IGBT modules, discrete semiconductors, circuit protection, capacitors, resistors, potentiometers, transformers, isolators, Crystals, oscillators, resonators, power managers, connectors, switches, relays, sensors, optoelectronics, diodes. Welcome to purchase electronic components from brand manufacturers, and to view solutions, you can log in to https://www.jinftry.com/ for inquiries
