Overview
The TIP127FP is a PNP Epitaxial Darlington Transistor manufactured by STMicroelectronics. This transistor is part of the TIP127 series, known for its high current gain and medium power handling capabilities. It is designed for general-purpose amplifier and low-speed switching applications. The TIP127FP is packaged in a TO-220-3 case, making it suitable for a variety of electronic circuits requiring high current and voltage handling.
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 (DC) (IC) | -5 | A |
| Collector Current (Pulse) (ICP) | -8 | A |
| Base Current (DC) (IB) | -120 | mA |
| Junction Temperature (TJ) | 150 | °C |
| Storage Temperature Range (TSTG) | -65 to 150 | °C |
| Collector-Emitter Saturation Voltage (VCE(sat)) | -2 | V |
| Base-Emitter On Voltage (VBE(on)) | -2.5 | V |
| Output Capacitance (Cob) | 300 | pF |
Key Features
- High Current Gain: The TIP127FP has a high DC current gain, making it suitable for applications requiring significant amplification.
- Medium Power Handling: With a collector dissipation of up to 2 W at ambient temperature and 65 W at case temperature, it can handle medium power requirements.
- Low-Speed Switching: Designed for low-speed switching applications, it is ideal for circuits that do not require high-frequency operation.
- TO-220-3 Package: The transistor is packaged in a TO-220-3 case, which is widely used and easy to mount on heat sinks for better thermal management.
- General-Purpose Amplifier: It is versatile and can be used in various general-purpose amplifier circuits.
Applications
- General-Purpose Amplifiers: Suitable for use in audio amplifiers, power supplies, and other general-purpose amplifier circuits.
- Low-Speed Switching: Used in applications such as relay drivers, motor control circuits, and other low-speed switching applications.
- Power Supplies: Can be used in power supply circuits where high current and medium power handling are required.
- Industrial Control Systems: Often used in industrial control systems for driving high-current loads.
Q & A
- What is the collector-base voltage of the TIP127FP?
The collector-base voltage (VCBO) of the TIP127FP is -100 V.
- What is the maximum collector current for the TIP127FP?
The maximum collector current (IC) for the TIP127FP is -5 A.
- What is the junction temperature range for the TIP127FP?
The junction temperature (TJ) range for the TIP127FP is up to 150°C.
- What is the typical collector-emitter saturation voltage for the TIP127FP?
The typical collector-emitter saturation voltage (VCE(sat)) for the TIP127FP is -2 V.
- What package type is the TIP127FP available in?
The TIP127FP is available in a TO-220-3 package.
- What are the common applications of the TIP127FP?
The TIP127FP is commonly used in general-purpose amplifiers, low-speed switching applications, power supplies, and industrial control systems.
- What is the base-emitter on voltage for the TIP127FP?
The base-emitter on voltage (VBE(on)) for the TIP127FP is typically -2.5 V.
- What is the output capacitance of the TIP127FP?
The output capacitance (Cob) of the TIP127FP is 300 pF.
- Can the TIP127FP be used for high-frequency applications?
No, the TIP127FP is not designed for high-frequency applications; it is better suited for low-speed switching and general-purpose amplification.
- How should the TIP127FP be cooled during operation?
The TIP127FP should be mounted on a heat sink to ensure proper thermal management, especially in high-power applications.
