Overview
The BU806 PBFREE is a high-performance NPN Silicon Darlington Transistor manufactured by Central Semiconductor Corp. This transistor is designed for high voltage, high current, and fast switching applications. It is housed in a TO-220 package, which is widely used in power electronics due to its robust thermal dissipation capabilities. The BU806 is lead-free and RoHS compliant, making it suitable for modern electronic designs that require environmental compliance.
Key Specifications
| Parameter | BU806 | Unit |
|---|---|---|
| Collector-Base Voltage (VCBO) | 400 | V |
| Collector-Emitter Voltage (VCEV) | 400 | V |
| Collector-Emitter Voltage (VCEO) | 200 | V |
| Emitter-Base Voltage (VEBO) | 6.0 | V |
| Continuous Collector Current (IC) | 8.0 | A |
| Peak Collector Current (ICM) | 15 | A |
| Continuous Base Current (IB) | 2.0 | A |
| Total Power Dissipation (Ptot) | 60 | W |
| Operating and Storage Junction Temperature (Tj, Tstg) | -65 to +150 | °C |
| Thermal Resistance (Rthj-case, Rthj-amb) | 2.08, 70 | °C/W |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 1.5 | V @ IC=5A, IB=50mA |
| Base-Emitter Saturation Voltage (VBE(sat)) | 2.4 | V @ IC=5A, IB=50mA |
Key Features
- High Voltage and Current Capability: The BU806 can handle high collector-base and collector-emitter voltages up to 400V and continuous collector current up to 8A, making it suitable for high-power applications.
- Fast Switching: Designed for fast switching with low turn-on and turn-off times, this transistor is ideal for applications requiring quick response times.
- Integrated Base-Emitter Speed-Up Diode: This feature enhances the switching performance by reducing the base-emitter transition time.
- Lead-Free and RoHS Compliant: Ensures environmental compliance and suitability for modern electronic designs.
- TO-220 Package: Provides good thermal dissipation, making it reliable for power electronics applications.
Applications
The BU806 Darlington Transistor is versatile and can be used in various high-power applications, including:
- Horizontal Deflection in CRT Displays: Suitable for the horizontal output stages of monochrome CRT video displays.
- Power Electronics: Ideal for power supplies, motor control, and other high-current switching applications.
- Industrial Control Systems: Can be used in industrial control systems that require high reliability and performance.
Q & A
- What is the BU806 transistor used for? The BU806 is used in high voltage, high current, and fast switching applications such as horizontal deflection in CRT displays and power electronics.
- What is the maximum collector-emitter voltage of the BU806? The maximum collector-emitter voltage (VCEO) is 200V.
- What is the continuous collector current of the BU806? The continuous collector current (IC) is 8A.
- Is the BU806 lead-free and RoHS compliant? Yes, the BU806 is lead-free and RoHS compliant.
- What package type does the BU806 come in? The BU806 comes in a TO-220 package.
- What are the thermal resistance values for the BU806? The thermal resistance values are 2.08°C/W (junction-case) and 70°C/W (junction-ambient).
- What is the operating junction temperature range for the BU806? The operating junction temperature range is -65°C to +150°C.
- Does the BU806 have an integrated base-emitter speed-up diode? Yes, it does, which enhances its switching performance.
- What are the typical turn-on and turn-off times for the BU806? The typical turn-on time is 0.35µs and the typical turn-off time is 0.4µs.
- Is the BU806 still in production? No, the BU806 is listed as obsolete and is no longer manufactured.
