Overview
The TIP31A-BP is an NPN silicon power transistor manufactured by Micro Commercial Components (MCC). It is part of the TIP31 series, which includes the TIP31, TIP31A, TIP31B, and TIP31C, each with slightly different specifications. The TIP31A is designed for use in general-purpose amplifier and switching applications, offering enhanced performance compared to industry standards.
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 | V |
| Base-Emitter Voltage | VBE(on) | 1.8 | V |
| DC Current Gain | hFE | 25 - 100 | |
| Transition Frequency | fT | 3 | MHz |
Key Features
- High Switching Speed: The TIP31A is known for its high switching speed, making it suitable for both linear and switching applications.
- Improved Linearity: It features improved DC current gain linearity.
- Compact TO-220 Package: The transistor is housed in a TO-220 plastic package, which is compact and widely used in various applications.
- Lead-Free and RoHS Compliant: The device is available in lead-free and RoHS-compliant versions, ensuring environmental compliance.
- High Current Gain Bandwidth Product: The transistor has a high current gain bandwidth product, with a transition frequency (fT) of 3 MHz at IC = 500 mA.
Applications
The TIP31A is versatile and can be used in a variety of applications, including:
- Linear and Switching Industrial Applications: Suitable for both linear amplification and switching roles in industrial settings.
- Audio Applications: Can be used in audio amplifiers due to its good linearity and high current handling capabilities.
- Power Supplies and Motor Control: Often used in power supply circuits and motor control systems where high current and reliability are required.
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 of the TIP31A?
The collector-emitter saturation voltage (VCE(sat)) of the TIP31A is 1.2 V at IC = 3 A and IB = 375 mA. - What is the base-emitter voltage of the TIP31A?
The base-emitter voltage (VBE(on)) of the TIP31A is 1.8 V at IC = 3 A and VCE = 4 V. - What is the transition frequency of the TIP31A?
The transition frequency (fT) of the TIP31A is 3 MHz at IC = 500 mA. - Is the TIP31A RoHS compliant?
Yes, the TIP31A is available in RoHS-compliant and lead-free versions. - What is the maximum operating junction temperature of the TIP31A?
The maximum operating junction temperature (TJ) of the TIP31A is 150°C. - What is the storage temperature range for the TIP31A?
The storage temperature range for the TIP31A is -65°C to 150°C. - What is the total dissipation at Tcase = 25°C for the TIP31A?
The total dissipation at Tcase = 25°C for the TIP31A is 40 W. - What package type does the TIP31A come in?
The TIP31A comes in a TO-220 plastic package. - Are there any complementary PNP types for the TIP31A?
Yes, the complementary PNP type for the TIP31A is the TIP32A.
