Overview
The BD243CTU is a complementary silicon plastic power transistor produced by onsemi. This transistor is part of the BD243 and BD244 series, which include both NPN (BD243B, BD243C) and PNP (BD244B, BD244C) types. The BD243CTU specifically is an NPN transistor designed for general-purpose amplifier and switching applications. It is known for its high current gain bandwidth product and is Pb-free and RoHS compliant.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 100 | Vdc |
| Collector-Base Voltage | VCB | 100 | Vdc |
| Emitter-Base Voltage | VEB | 5.0 | Vdc |
| Collector Current - Continuous | IC | 6 | Adc |
| Collector Current - Peak | ICM | 10 | Adc |
| Base Current | IB | 2.0 | Adc |
| Total Device Dissipation @ TC = 25°C | PD | 65 | W |
| Thermal Resistance, Junction-to-Case | RJC | 1.92 | °C/W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | -65 to +150 | °C |
Key Features
- High Current Gain Bandwidth Product
- Pb-free and RoHS compliant
- Designed for general-purpose amplifier and switching applications
- High collector current and voltage ratings
- Low collector-emitter saturation voltage (VCE(sat)) and base-emitter on voltage (VBE(on))
- Good thermal characteristics with a thermal resistance of 1.92 °C/W
Applications
The BD243CTU transistor is suitable for a variety of applications, including:
- General-purpose amplifiers
- Switching circuits
- Power supplies and regulators
- Motor control and driver circuits
- Automotive and industrial control systems
Q & A
- What is the maximum collector-emitter voltage (VCEO) for the BD243CTU?
The maximum collector-emitter voltage (VCEO) for the BD243CTU is 100 Vdc.
- What is the continuous collector current rating for the BD243CTU?
The continuous collector current rating for the BD243CTU is 6 Adc.
- Is the BD243CTU Pb-free and RoHS compliant?
Yes, the BD243CTU is Pb-free and RoHS compliant.
- What is the thermal resistance, junction-to-case (RJC) for the BD243CTU?
The thermal resistance, junction-to-case (RJC) for the BD243CTU is 1.92 °C/W.
- What are the operating and storage junction temperature ranges for the BD243CTU?
The operating and storage junction temperature ranges for the BD243CTU are -65 to +150 °C.
- What are typical applications for the BD243CTU transistor?
Typical applications include general-purpose amplifiers, switching circuits, power supplies, motor control, and automotive and industrial control systems.
- What is the maximum base current rating for the BD243CTU?
The maximum base current rating for the BD243CTU is 2.0 Adc.
- What is the total device dissipation at TC = 25°C for the BD243CTU?
The total device dissipation at TC = 25°C for the BD243CTU is 65 W.
- Is the BD243CTU still in production?
No, the BD243CTU is listed as obsolete and is no longer manufactured.
- Where can I find substitutes for the BD243CTU?
You can find substitutes for the BD243CTU on websites like DigiKey, which provides a list of alternative products).
