Overview
The MMBT3904-F2-0001HF is an NPN general-purpose transistor manufactured by Yangzhou Yangjie Electronic Technology Co., Ltd. This transistor is housed in a small SOT23 surface-mounted device (SMD) plastic package, making it suitable for a variety of applications where space is limited. It is designed for medium power amplification and switching, offering a balance between current handling and voltage tolerance.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 40 | V |
| Collector-Base Voltage | VCBO | 60 | V |
| Emitter-Base Voltage | VEBO | 6 | V |
| Collector Current | IC | 200 | mA |
| Total Device Dissipation | PD | 350 | mW |
| Thermal Resistance, Junction to Ambient | RθJA | 357 | °C/W |
| Operating and Storage Junction Temperature Range | TJ, TSTG | -55 to 150 | °C |
| DC Current Gain (hFE) | hFE | 100 - 300 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | 0.20 - 0.30 | V |
| Base-Emitter Saturation Voltage | VBE(sat) | 0.65 - 0.95 | V |
| Transition Frequency (fT) | fT | 300 | MHz |
| Noise Figure (NF) | NF | 5.0 | dB |
| Delay Time (td) | td | 35 | ns |
| Rise Time (tr) | tr | 35 | ns |
| Storage Time (ts) | ts | 200 | ns |
| Fall Time (tf) | tf | 50 | ns |
Key Features
- Complementary PNP Type Available: The MMBT3906 is available as a complementary PNP type, making it versatile for various circuit designs.
- Ideal for Medium Power Amplification and Switching: The transistor is suited for applications requiring medium power amplification and switching due to its balanced current and voltage specifications.
- Totally Lead-Free & Fully RoHS Compliant: The device is lead-free and fully compliant with RoHS standards, ensuring environmental safety and regulatory compliance.
- Halogen and Antimony Free: Classified as a “Green” device, it contains less than 900ppm bromine, chlorine, and antimony, making it an environmentally friendly option.
- AEC-Q101 Qualified: This transistor meets the AEC-Q101 standard, which is crucial for automotive applications, ensuring reliability and performance under harsh conditions.
- Small SOT23 Package: The SOT23 package is compact, making it ideal for space-constrained designs and surface-mount technology (SMT) applications.
Applications
- General Switching and Amplification: The MMBT3904 is widely used in general-purpose switching and amplification circuits due to its robust specifications and reliability.
- Automotive Electronics: With its AEC-Q101 qualification, this transistor is suitable for various automotive applications where high reliability and performance are critical.
- Consumer Electronics: It is used in a variety of consumer electronic devices such as audio amplifiers, power supplies, and other general-purpose electronic circuits.
- Industrial Control Systems: The transistor can be used in industrial control systems for switching and amplification tasks, benefiting from its durability and performance.
Q & A
- What is the maximum collector-emitter voltage (VCEO) of the MMBT3904?
The maximum collector-emitter voltage (VCEO) is 40 V.
- What is the maximum collector current (IC) of the MMBT3904?
The maximum collector current (IC) is 200 mA.
- Is the MMBT3904 RoHS compliant?
Yes, the MMBT3904 is totally lead-free and fully RoHS compliant.
- What is the operating temperature range of the MMBT3904?
The operating and storage junction temperature range is -55°C to 150°C.
- What is the typical DC current gain (hFE) of the MMBT3904?
The typical DC current gain (hFE) ranges from 100 to 300.
- What is the transition frequency (fT) of the MMBT3904?
The transition frequency (fT) is 300 MHz.
- What are the typical switching times for the MMBT3904?
The typical delay time (td) is 35 ns, rise time (tr) is 35 ns, storage time (ts) is 200 ns, and fall time (tf) is 50 ns.
- Is the MMBT3904 suitable for automotive applications?
Yes, the MMBT3904 is AEC-Q101 qualified, making it suitable for automotive applications.
- What package type does the MMBT3904 come in?
The MMBT3904 comes in a small SOT23 surface-mounted device (SMD) plastic package.
- What is the noise figure (NF) of the MMBT3904?
The noise figure (NF) is 5.0 dB.
