사양
| 속성 | 가치 |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Transistor Type | NPN |
| Current - Collector(Ic)(Max) | 200 mA |
| Voltage - Collector Emitter Breakdown(Max) | 40 V |
| Vce Saturation(Max) @ Ib Ic | 300mV @ 5mA, 50mA |
| DC Current Gain(h FE)(Min) @ Ic Vce | 100 @ 10mA, 1V |
| Power - Max | 150 mW |
| Frequency - Transition | 300MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
개요
Description
The MMBT3904WT1G is a general-purpose NPN bipolar junction transistor (BJT) commonly used in electronic circuits. It is designed for amplification and switching applications. Key features include a maximum collector current (Ic) of 200 mA, a maximum collector-emitter voltage (Vce) of 40V, and a power dissipation of 225 mW. The transistor is housed in a compact SOT-323 surface-mount package, making it suitable for high-density circuit boards.
Its small size and robust performance make it ideal for low-power applications, including signal amplification and switching in consumer electronics, industrial controls, and communication devices. The MMBT3904WT1G is appreciated for its reliability, low cost, and ease of use in various standard applications. When designing circuits, it's essential to consider its thermal and electrical characteristics to ensure optimal performance and longevity.
Its small size and robust performance make it ideal for low-power applications, including signal amplification and switching in consumer electronics, industrial controls, and communication devices. The MMBT3904WT1G is appreciated for its reliability, low cost, and ease of use in various standard applications. When designing circuits, it's essential to consider its thermal and electrical characteristics to ensure optimal performance and longevity.
Equivalent
The MMBT3904WT1G is a general-purpose NPN bipolar junction transistor. Equivalent products or substitutes include the 2N3904 BC547, PN2222, and KSC945, which are also NPN transistors with similar electrical characteristics. When selecting an equivalent, check the specific requirements such as current rating, voltage rating, and package type to ensure compatibility with your application.
Features
The MMBT3904WT1G is a NPN bipolar junction transistor (BJT) designed for switching and amplification applications. Key features include:
1. Type: NPN Silicon Surface Mount Transistor.
2. Package: SOT-323, which is compact and suitable for miniature electronic devices.
3. Collector-Emitter Voltage (Vceo): 40V, indicating the maximum voltage between collector and emitter.
4. Collector Current (Ic): 200mA, showing the maximum current through the collector.
5. Power Dissipation (Pd): 225 mW, the maximum power the device can dissipate.
6. Transition Frequency (ft): 300 MHz, enabling high-speed switching applications.
7. Gain: DC current gain (hFE) ranges typically from 100 to 300, providing moderate amplification.
8. Operating Temperature: -55°C to +150°C, allowing for a wide range of operating environments.
9. RoHS Compliance: Environmentally friendly with lead-free construction.
10. Applications: Suitable for general-purpose switching, amplification tasks in consumer electronics, and industrial applications.
1. Type: NPN Silicon Surface Mount Transistor.
2. Package: SOT-323, which is compact and suitable for miniature electronic devices.
3. Collector-Emitter Voltage (Vceo): 40V, indicating the maximum voltage between collector and emitter.
4. Collector Current (Ic): 200mA, showing the maximum current through the collector.
5. Power Dissipation (Pd): 225 mW, the maximum power the device can dissipate.
6. Transition Frequency (ft): 300 MHz, enabling high-speed switching applications.
7. Gain: DC current gain (hFE) ranges typically from 100 to 300, providing moderate amplification.
8. Operating Temperature: -55°C to +150°C, allowing for a wide range of operating environments.
9. RoHS Compliance: Environmentally friendly with lead-free construction.
10. Applications: Suitable for general-purpose switching, amplification tasks in consumer electronics, and industrial applications.
Pinout
The MMBT3904WT1G is a general-purpose NPN bipolar junction transistor (BJT) commonly used in switching and amplification applications. It typically comes in a SOT-323 (SC-70) or similar small surface-mount package, which has a 3-pin configuration. The pin functions are as follows:
1. Pin 1 (Emitter - E): The emitter is the terminal through which the majority of charge carriers exit the transistor. In an NPN transistor, it is connected to the negative side of the circuit.
2. Pin 2 (Base - B): The base is the control terminal of the transistor. A small current flowing into the base allows a larger current to flow from the collector to the emitter.
3. Pin 3 (Collector - C): The collector is the terminal through which the majority of charge carriers enter the transistor. It is typically connected to the positive side of the circuit in NPN transistors.
This transistor is often used for low-power switching and amplification due to its small size and efficiency in handling moderate current and voltage levels.
1. Pin 1 (Emitter - E): The emitter is the terminal through which the majority of charge carriers exit the transistor. In an NPN transistor, it is connected to the negative side of the circuit.
2. Pin 2 (Base - B): The base is the control terminal of the transistor. A small current flowing into the base allows a larger current to flow from the collector to the emitter.
3. Pin 3 (Collector - C): The collector is the terminal through which the majority of charge carriers enter the transistor. It is typically connected to the positive side of the circuit in NPN transistors.
This transistor is often used for low-power switching and amplification due to its small size and efficiency in handling moderate current and voltage levels.
Manufacturer
The MMBT3904WT1G is manufactured by ON Semiconductor, which is now known as onsemi. Onsemi is a leading semiconductor company that specializes in designing and manufacturing a broad range of semiconductor components and solutions. These include power and signal management, logic, discrete, and custom devices for a variety of applications in various industries, such as automotive, industrial, communications, computing, and consumer electronics. Onsemi is known for its focus on innovation and efficiency, aiming to provide sustainable solutions that meet the needs of its diverse customer base.
Application
The MMBT3904WT1G is a general-purpose NPN bipolar junction transistor commonly used in various electronic applications. Its primary application areas include amplification and switching tasks in circuits. It's often employed in signal amplification for audio, radio frequency, and small-signal amplifiers. Additionally, the transistor is used in switching applications for controlling low-power devices or as a part of larger digital circuits. Its small package and reliable performance make it suitable for consumer electronics, automotive, industrial controls, and communication equipment. This transistor is ideal for surface mount technology (SMT) applications due to its SOT-323 package, which is compact and efficient for use in space-constrained designs.
Package
The MMBT3904WT1G is a NPN bipolar junction transistor (BJT) housed in a SOT-323 (SC-70) surface-mount package, which is a three-lead small outline transistor package designed for compact and high-density applications.
