MMDT3904-TP
Product Overview
The MMDT3904-TP belongs to the category of small signal transistors and is commonly used in amplification and switching applications. This NPN bipolar junction transistor (BJT) exhibits characteristics such as high voltage and current ratings, low noise, and fast switching speed. It is typically packaged in a SOT-363 package and is available in tape and reel packaging with varying quantities.
Specifications
- Maximum Collector-Base Voltage: 40V
- Maximum Collector Current: 200mA
- Power Dissipation: 225mW
- Transition Frequency: 250MHz
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The MMDT3904-TP has three pins: the emitter (E), base (B), and collector (C). In the SOT-363 package, the pin configuration is as follows: 1. Emitter (E) 2. Base (B) 3. Collector (C)
Functional Features
- High voltage and current ratings
- Low noise
- Fast switching speed
- Small form factor
Advantages
- Versatile application in amplification and switching circuits
- Suitable for low-power applications
- Compact package size
Disadvantages
- Limited power dissipation capability
- Sensitive to overvoltage conditions
Working Principles
The MMDT3904-TP 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. It can be used in common-emitter or common-collector configurations for amplification and switching purposes.
Detailed Application Field Plans
The MMDT3904-TP finds extensive use in various electronic circuits, including: - Audio amplifiers - Signal processing circuits - Switching circuits - Oscillators - Voltage regulators
Detailed and Complete Alternative Models
Some alternative models to the MMDT3904-TP include: - 2N3904 - BC547 - 2SC945 - PN2222A
In conclusion, the MMDT3904-TP is a versatile small signal transistor suitable for a wide range of amplification and switching applications. Its compact size and reliable performance make it a popular choice among electronics designers.
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技術ソリューションにおける MMDT3904-TP の適用に関連する 10 件の一般的な質問と回答をリストします。
What is the MMDT3904-TP?
- The MMDT3904-TP is a dual NPN small signal surface mount transistor in a MicroPak package, commonly used for amplification and switching applications.
What are the typical applications of MMDT3904-TP?
- It is commonly used in audio amplifiers, signal processing circuits, voltage regulators, and general purpose switching applications.
What is the maximum collector current rating of MMDT3904-TP?
- The maximum collector current rating is 200mA per transistor or 400mA total for the dual package.
What is the maximum power dissipation of MMDT3904-TP?
- The maximum power dissipation is 350mW per transistor or 700mW total for the dual package.
What is the voltage rating of MMDT3904-TP?
- The maximum voltage rating is 40V for both collector-base and collector-emitter voltages.
What are the thermal characteristics of MMDT3904-TP?
- The thermal resistance from junction to ambient is typically 357°C/W for the MicroPak package.
Can MMDT3904-TP be used in high-frequency applications?
- Yes, it can be used in moderate frequency applications due to its transition frequency of 250MHz.
Is MMDT3904-TP suitable for low noise amplifier designs?
- Yes, it can be used in low noise amplifier designs due to its low base spreading resistance and low noise figure.
What are the recommended operating conditions for MMDT3904-TP?
- The recommended operating temperature range is -55°C to 150°C, and the recommended collector current is 100mA.
Are there any specific layout considerations for using MMDT3904-TP in a circuit?
- It is important to minimize lead lengths and keep input and output traces short to reduce parasitic effects. Additionally, proper grounding and decoupling capacitors should be used for stable operation.