Overview
The TIP31CG is an NPN epitaxial planar power transistor manufactured by onsemi. It is designed for use in general purpose amplifier and switching applications. This transistor is part of the TIP31 series, which includes complementary PNP types such as the TIP32 series. The TIP31CG is known for its high collector voltage and current capabilities, making it suitable for a variety of medium power linear and switching applications.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Polarity | NPN | |
| Collector-Base Voltage (VCBO) | 100 | V |
| Collector-Emitter Voltage (VCEO) | 100 | V |
| Emitter-Base Voltage (VEBO) | 5 | V |
| Collector Current (IC) | 3 | A |
| Collector Current (Pulse) (ICP) | 5 | A |
| Base Current (IB) | 1 | A |
| Power Dissipation (PC) | 40 | W |
| Transition Frequency (ft) | 3 | MHz |
| Forward Current Transfer Ratio (hFE) | 10 - 50 | |
| Package | TO-220AB | |
| Mounting Method | Flange Mount |
Key Features
- High Collector Voltage: The TIP31CG has a maximum collector-emitter voltage (VCEO) and collector-base voltage (VCBO) of 100V, making it suitable for high-voltage applications.
- High Current Capability: It can handle a continuous collector current (IC) of 3A and a pulse collector current (ICP) of 5A.
- Low Collector-Emitter Saturation Voltage: The VCE(sat) is 1.2V (max) at IC = 3A, which is beneficial for reducing power losses.
- High Current Gain Bandwidth Product: The transition frequency (ft) is 3 MHz, indicating good high-frequency performance.
- Compact TO-220 Package: The transistor is packaged in a TO-220AB case, which is compact and suitable for various applications.
- Pb-Free and RoHS Compliant: The TIP31CG is lead-free and compliant with RoHS regulations, making it environmentally friendly.
Applications
- General Purpose Amplifier Applications: The TIP31CG is used in various general-purpose amplifier circuits due to its high current and voltage handling capabilities.
- Switching Applications: It is suitable for switching applications in industrial equipment, power supplies, and other high-frequency switching circuits.
- Audio Amplifiers: The transistor can be used in audio amplifier circuits where high current gain and low distortion are required.
- Power Supply Circuits: It is commonly used in power supply circuits, including high-frequency switch power supplies.
Q & A
- What is the polarity of the TIP31CG transistor?
The TIP31CG is an NPN bipolar transistor.
- What is the maximum collector-emitter voltage (VCEO) of the TIP31CG?
The maximum collector-emitter voltage (VCEO) is 100V.
- What is the maximum collector current (IC) of the TIP31CG?
The maximum continuous collector current (IC) is 3A, and the pulse collector current (ICP) is 5A.
- What is the transition frequency (ft) of the TIP31CG?
The transition frequency (ft) is 3 MHz.
- What type of package does the TIP31CG come in?
The TIP31CG is packaged in a TO-220AB case.
- Is the TIP31CG RoHS compliant?
Yes, the TIP31CG is lead-free and RoHS compliant.
- What are the typical applications of the TIP31CG?
The TIP31CG is used in general purpose amplifier and switching applications, including audio amplifiers and power supply circuits.
- What is the collector-emitter saturation voltage (VCE(sat)) of the TIP31CG?
The VCE(sat) is 1.2V (max) at IC = 3A.
- What is the maximum power dissipation (PC) of the TIP31CG?
The maximum power dissipation (PC) is 40W.
- Does the TIP31CG have a complementary PNP transistor?
Yes, the complementary PNP transistor is the TIP32C.
