Overview
The TIP32CPWD, produced by Onsemi, is a silicon PNP epitaxial-base power transistor. It is part of the TIP32 series, which includes the TIP32, TIP32A, TIP32B, and TIP32C models. This transistor is designed for medium to high power applications, including power amplifiers and high-speed switching circuits. The TIP32CPWD is housed in a TO-220 package, making it suitable for a variety of electronic systems that require moderate to high power handling capabilities.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Collector-Base Voltage (VCBO) | -100 | V |
| Collector-Emitter Voltage (VCEO) | -100 | V |
| Emitter-Base Voltage (VEBO) | -5 | V |
| Continuous Collector Current (IC) | -3 | A |
| Pulse Collector Current (ICM) | -5 | A |
| Base Current (IB) | -1 | A |
| Power Dissipation at TC=25°C (PD) | 40 | W |
| Power Dissipation at TA=25°C (PD) | 2 | W |
| Junction Temperature (TJ) | -65 to 150 | °C |
| Transition Frequency (fT) | 3 | MHz |
| DC Current Gain (hFE) | 10 to 50 |
Key Features
- High Current Handling: The TIP32CPWD can handle continuous collector currents up to 3A and peak currents up to 5A, making it suitable for high current applications.
- High Power Dissipation: With a power dissipation capability of up to 40W at TC=25°C, this transistor is ideal for power amplifier stages and other high power applications.
- Wide Operating Temperature Range: The transistor operates within a junction temperature range of -65°C to 150°C, ensuring reliability in various environmental conditions.
- Complementary NPN Types: The TIP32 series has complementary NPN types, such as the TIP31 series, which can be used in paired configurations for balanced performance.
- RoHS Compliant and Halogen Free: The TIP32CPWD is available in RoHS compliant and halogen-free versions, making it suitable for environmentally friendly designs.
Applications
- Power Amplifiers: The TIP32CPWD is commonly used in audio and power amplifier circuits where high current levels and reliable performance are critical.
- Switching Circuits: It is effective as a switch in various electronic circuits, regulating the flow of current to connected loads.
- Amplification Tasks: The transistor can operate in its active region to amplify weak input signals, producing robust output signals with minimal distortion.
- Standalone Amplifiers: It is ideal for standalone amplifiers within speaker systems due to its dependable current gain and ease of thermal management.
Q & A
- What is the maximum collector current of the TIP32CPWD?
The maximum continuous collector current is 3A, and the peak collector current is 5A.
- What is the maximum collector-emitter voltage of the TIP32CPWD?
The maximum collector-emitter voltage (VCEO) is -100V.
- What is the power dissipation capability of the TIP32CPWD at TC=25°C?
The power dissipation capability at TC=25°C is up to 40W.
- What is the transition frequency (fT) of the TIP32CPWD?
The transition frequency (fT) is 3 MHz.
- What is the DC current gain (hFE) range of the TIP32CPWD?
The DC current gain (hFE) range is from 10 to 50.
- What is the junction temperature range of the TIP32CPWD?
The junction temperature range is from -65°C to 150°C.
- Is the TIP32CPWD RoHS compliant and halogen free?
Yes, the TIP32CPWD is available in RoHS compliant and halogen-free versions.
- What are the common applications of the TIP32CPWD?
Common applications include power amplifiers, switching circuits, amplification tasks, and standalone amplifiers within speaker systems.
- How is the TIP32CPWD typically used in switching circuits?
In switching circuits, the TIP32CPWD is used to regulate the flow of current to connected loads by controlling the base voltage. When the base voltage is sufficiently lower than the emitter voltage, the transistor turns on, allowing current to flow from the emitter to the collector.
- Why is thermal management important for the TIP32CPWD?
Thermal management is crucial due to the high power dissipation capability of the transistor. Using a heat sink helps in efficient thermal management during extended operating periods.
