Overview
The TIP31A PBFREE is a high-performance NPN power transistor manufactured by Central Semiconductor Corp. This device is part of the TIP31 series, which includes complementary PNP types such as the TIP32A. The TIP31A is designed using base island technology and is housed in a TO-220 plastic package, making it suitable for a wide range of applications, including linear and switching industrial uses, as well as audio and power applications.
Key Specifications
| Parameter | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Base Voltage (IE = 0) | VCBO | 60 | V |
| Collector-Emitter Voltage (IB = 0) | VCEO | 60 | V |
| Emitter-Base Voltage (IC = 0) | VEBO | 5 | V |
| Collector Current | IC | 3 | A |
| Collector Peak Current | ICM | 5 | A |
| Base Current | IB | 1 | A |
| Total Dissipation at Tcase = 25°C | PTOT | 40 | W |
| Storage Temperature | Tstg | -65 to 150 | °C |
| Max. Operating Junction Temperature | TJ | 150 | °C |
| Collector-Emitter Saturation Voltage | VCE(sat) | 1.2 | Vdc @ IC = 3A, IB = 375mA |
| Base-Emitter On Voltage | VBE(on) | 1.8 | Vdc @ IC = 3A, VCE = 4V |
| DC Current Gain | hFE | 25-50 | @ IC = 1A to 3A, VCE = 4V |
Key Features
- High Current Gain: The TIP31A has a high current gain with a bandwidth product (fT) of 3.0 MHz at IC = 500 mA, ensuring high performance in amplifier and switching applications.
- Compact TO-220 Package: The transistor is housed in a TO-220 plastic package, which is compact and suitable for various mounting configurations.
- Low Collector-Emitter Saturation Voltage: VCE(sat) is 1.2 Vdc at IC = 3A, which minimizes power losses in switching applications.
- High Switching Speed: Enhanced switching speed makes the TIP31A suitable for high-frequency applications.
- Pb-Free Packages Available: The TIP31A is available in Pb-free packages, aligning with environmental and regulatory requirements.
Applications
- Linear and Switching Industrial Applications: The TIP31A is used in various industrial applications requiring high current and voltage handling.
- Audio Applications: Suitable for audio amplifiers due to its high current gain and low saturation voltage.
- Power Applications: Used in power supplies, motor control, and other high-power electronic systems.
Q & A
- What is the maximum collector current of the TIP31A?
The maximum collector current (IC) of the TIP31A is 3 A.
- What is the collector-emitter saturation voltage (VCE(sat)) of the TIP31A?
The VCE(sat) is 1.2 Vdc at IC = 3A and IB = 375mA.
- What is the maximum operating junction temperature of the TIP31A?
The maximum operating junction temperature (TJ) is 150°C.
- What package type is the TIP31A available in?
The TIP31A is available in a TO-220 plastic package.
- Is the TIP31A Pb-free?
- What are the typical applications of the TIP31A?
The TIP31A is used in linear and switching industrial applications, audio applications, and power applications.
- What is the current gain (hFE) of the TIP31A?
The DC current gain (hFE) ranges from 25 to 50 at IC = 1A to 3A and VCE = 4V.
- What is the collector-emitter sustaining voltage (VCEO(sus)) of the TIP31A?
The VCEO(sus) is 60 Vdc for the TIP31A.
- What is the base-emitter on voltage (VBE(on)) of the TIP31A?
The VBE(on) is 1.8 Vdc at IC = 3A and VCE = 4V.
- What is the bandwidth product (fT) of the TIP31A?
The bandwidth product (fT) is 3.0 MHz at IC = 500 mA.
