Overview
The TIP42C is a PNP power transistor manufactured by STMicroelectronics. It is part of the TIP42 series, which includes variations such as TIP42, TIP42A, TIP42B, and TIP42C. The TIP42C is housed in a TO-220 plastic package and is designed for high-power applications, including audio amplifiers and power management systems. This transistor is complementary to the NPN type TIP41C, making it suitable for balanced electronic designs. It is known for its high switching speed, improved DC current gain linearity, and robust heat dissipation capabilities.
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) | 6 | A |
| Collector Peak Current (ICM) | 10 | A (tP < 5ms) |
| Base Current (IB) | 3 | A |
| Total Dissipation at Tcase = 25°C (PTOT) | 65 | W |
| Max. Operating Junction Temperature (TJ) | 150 | °C |
| Transition Frequency (ft) | 3 | MHz |
| Forward Current Transfer Ratio (hFE), MIN | 20 | |
| Package | TO-220 |
Key Features
- Complementary PNP-NPN devices, pairing well with the NPN TIP41C.
- High switching speed, making it suitable for switching applications.
- New enhanced series with improved DC current gain linearity and grouping.
- High power dissipation capability of up to 65W.
- Robust heat dissipation due to the TO-220 package.
- Operates over a wide temperature range, with a maximum operating junction temperature of 150°C.
Applications
- General purpose circuits.
- Audio amplifiers, where sound clarity is crucial.
- Power linear and switching applications.
- Power management systems, ensuring consistent energy flow.
- Switching regulators within power supply units.
- Consumer electronics and industrial machinery due to its reliability and heat dissipation capabilities.
Q & A
- What is the TIP42C transistor?
The TIP42C is a PNP power transistor manufactured by STMicroelectronics, designed for high-power applications such as audio amplifiers and power management systems.
- What package does the TIP42C come in?
The TIP42C is housed in a TO-220 plastic package.
- What are the maximum collector-emitter and collector-base voltages for the TIP42C?
The maximum collector-emitter voltage (VCEO) and collector-base voltage (VCBO) are both 100V.
- What is the maximum collector current of the TIP42C?
The maximum collector current (IC) is 6A, with a peak collector current (ICM) of 10A for pulses less than 5ms.
- What is the total power dissipation of the TIP42C at Tcase = 25°C?
The total power dissipation (PTOT) at Tcase = 25°C is 65W.
- What is the maximum operating junction temperature for the TIP42C?
The maximum operating junction temperature (TJ) is 150°C.
- What are some common applications of the TIP42C transistor?
Common applications include general purpose circuits, audio amplifiers, power linear and switching applications, and power management systems.
- Is the TIP42C RoHS compliant?
- What is the transition frequency of the TIP42C transistor?
The transition frequency (ft) of the TIP42C is 3 MHz.
- What is the minimum forward current transfer ratio (hFE) of the TIP42C?
The minimum forward current transfer ratio (hFE) is 20.
