Overview
The BD912 is a complementary silicon power transistor produced by STMicroelectronics. It is part of a series that includes the BD909, BD911, BD910, and BD912, with the BD912 being the PNP type. These transistors are mounted in a Jedec TO-220 plastic package and are designed for use in power linear and switching applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Collector-Base Voltage (VCBO) | 100 | V |
| Collector-Emitter Voltage (VCEO) | 100 | V |
| Emitter-Base Voltage (VEBO) | 5 | V |
| Collector Current (IC) | 15 | A |
| Base Current (IB) | 5 | A |
| Total Dissipation at Tc ≤ 25°C (Ptot) | 90 | W |
| Storage Temperature (Tstg) | -65 to 150 | °C |
| Max. Operating Junction Temperature (Tj) | 150 | °C |
| Thermal Resistance Junction-case (Rthj-case) | 1.4 | °C/W |
| Nominal Transition Frequency (fT) | 3 | MHz |
Key Features
- Complementary PNP type to the NPN BD909 and BD911 transistors.
- Silicon Epitaxial-Base construction for improved performance in power applications.
- Jedec TO-220 plastic package for ease of mounting and thermal management.
- High collector current and base current ratings, suitable for high-power applications.
- High operating junction temperature and total dissipation capabilities.
- Low collector-emitter saturation voltage and base-emitter saturation voltage for efficient operation.
Applications
The BD912 transistor is intended for use in various power linear and switching applications, including but not limited to:
- Power amplifiers and drivers.
- Switching power supplies and DC-DC converters.
- Motor control and drive systems.
- High-power audio amplifiers.
- General-purpose power switching and linear amplification.
Q & A
- What is the BD912 transistor used for?
The BD912 transistor is used in power linear and switching applications.
- What is the package type of the BD912 transistor?
The BD912 transistor is mounted in a Jedec TO-220 plastic package.
- What are the complementary NPN types of the BD912 transistor?
The complementary NPN types are the BD909 and BD911 transistors.
- What is the maximum collector current of the BD912 transistor?
The maximum collector current is 15 A.
- What is the maximum operating junction temperature of the BD912 transistor?
The maximum operating junction temperature is 150°C.
- What is the thermal resistance junction-case of the BD912 transistor?
The thermal resistance junction-case is 1.4°C/W.
- What is the nominal transition frequency of the BD912 transistor?
The nominal transition frequency is 3 MHz.
- Is the BD912 transistor RoHS compliant?
- What are some common applications of the BD912 transistor?
- Where can I find detailed specifications and datasheets for the BD912 transistor?
