Overview
The SMMBT3904WT1G is a general-purpose NPN silicon bipolar transistor manufactured by onsemi. It is designed for use in both linear and switching applications. This transistor is housed in the SOT-323/SC-70 package, which is suitable for low power surface mount applications. The SMMBT3904WT1G is known for its high-current density and ability to operate in a high voltage range, making it versatile for various electronic circuits.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 40 | Vdc |
| Collector-Base Voltage | VCBO | 60 | Vdc |
| Emitter-Base Voltage | VEBO | 6.0 | Vdc |
| Collector Current - Continuous | IC | 200 | mAdc |
| Collector Current - Peak | ICM | 900 | mAdc |
| Maximum Power Dissipation | PD | 225 | mW |
| Transition Frequency | fT | 300 | MHz |
| DC Current Gain (hFE) | HFE | 100 - 300 | - |
| Storage & Operating Temperature | TJ, Tstg | -55 to +150 | °C |
Key Features
- Package Type: SOT-323/SC-70, designed for low power surface mount applications.
- Transistor Type: NPN silicon bipolar transistor.
- Environmental Compliance: Pb-free, halogen-free/BFR-free, and RoHS compliant.
- AEC-Q101 Qualified and PPAP Capable: Suitable for automotive and other applications requiring unique site and control change requirements.
- High Current Density: Capable of handling high current levels.
- High Voltage Operation: Can operate in high voltage ranges.
Applications
The SMMBT3904WT1G is suitable for a variety of applications, including:
- General-purpose amplifier circuits.
- Switching circuits requiring high current density and high voltage operation.
- Automotive electronics due to its AEC-Q101 qualification and PPAP capability.
- Linear and switching applications in consumer electronics and industrial control systems.
Q & A
- What is the maximum collector-emitter voltage of the SMMBT3904WT1G?
The maximum collector-emitter voltage (VCEO) is 40 Vdc.
- What is the maximum collector current of the SMMBT3904WT1G?
The maximum continuous collector current (IC) is 200 mA, and the peak collector current (ICM) is 900 mA.
- What is the transition frequency of the SMMBT3904WT1G?
The transition frequency (fT) is 300 MHz.
- What is the DC current gain (hFE) range of the SMMBT3904WT1G?
The DC current gain (hFE) ranges from 100 to 300.
- What is the storage and operating temperature range of the SMMBT3904WT1G?
The storage and operating temperature range is -55°C to +150°C.
- Is the SMMBT3904WT1G RoHS compliant?
- What package type is the SMMBT3904WT1G housed in?
The SMMBT3904WT1G is housed in the SOT-323/SC-70 package.
- What are some typical applications of the SMMBT3904WT1G?
Typical applications include general-purpose amplifier circuits, switching circuits, automotive electronics, and linear and switching applications in consumer electronics and industrial control systems.
- Is the SMMBT3904WT1G AEC-Q101 qualified?
- What is the maximum power dissipation of the SMMBT3904WT1G?
The maximum power dissipation (PD) is 225 mW.
