Overview
The ON Semiconductor TIP125G is a PNP Darlington transistor designed for general-purpose amplifier and low-speed switching applications. This transistor is part of the TIP series and features a monolithic construction with built-in base-emitter shunt resistors. The TIP125G is known for its high DC current gain and low collector-emitter saturation voltage, making it suitable for a variety of electronic projects.
It is packaged in a TO-220AB case, which is Pb-free and compliant with RoHS standards. The transistor is widely used in both hobbyist and professional applications due to its reliable performance and ease of integration into circuits.
Key Specifications
| Attribute | Value | Unit |
|---|---|---|
| Input Current | 120 | mA |
| Output Current | 5 | A |
| Output Voltage | 60 | V |
| Package Type | TO-220AB | |
| Polarity | PNP | |
| Power Dissipation | 65 | W |
| Primary Type | Si | |
| Collector-Emitter Voltage | 60 | Vdc |
| Collector-Base Voltage | 60 | Vdc |
| Emitter-Base Voltage | 5.0 | Vdc |
| Collector Current - Continuous | 5.0 | A |
| Base Current | 120 | mA |
| Thermal Resistance, Junction-to-Ambient | 62.5 | °C/W |
| Collector-Emitter Saturation Voltage | 4.0 | Vdc |
Key Features
- High DC Current Gain: hFE = 1000 (Typ) @ IC = 4.0 Adc
- Low Collector-Emitter Saturation Voltage: VCE(sat) = 2.0 Vdc (Max) @ IC = 3.0 Adc, and 4.0 Vdc (Max) @ IC = 5.0 Adc
- Monolithic Construction: With built-in base-emitter shunt resistors
- Pb-Free Package: Compliant with RoHS standards
- Fast Switching Time: t_r = 5 ns (Typ)
- Safe Operating Area (SOA): For reliable operation
- Low Input Current: 500 nA (Min)
- Compliance with Standards: JEDEC and MIL-STD-883 standards
Applications
The TIP125G is designed for general-purpose amplifier and low-speed switching applications. It is suitable for use in:
- Amplifier circuits requiring high current gain and low saturation voltage.
- Low-speed switching applications where reliability and durability are crucial.
- Hobbyist and professional electronic projects that need robust and efficient transistor performance.
- Automotive and industrial control systems where high current handling is necessary.
Q & A
- What is the polarity of the TIP125G transistor?
The TIP125G is a PNP transistor.
- What is the maximum collector current of the TIP125G?
The maximum collector current is 5.0 A.
- What is the collector-emitter voltage rating of the TIP125G?
The collector-emitter voltage rating is 60 Vdc.
- What is the thermal resistance, junction-to-ambient, of the TIP125G?
The thermal resistance, junction-to-ambient, is 62.5 °C/W.
- Is the TIP125G RoHS compliant?
Yes, the TIP125G is RoHS compliant.
- What is the typical DC current gain of the TIP125G?
The typical DC current gain (hFE) is 1000 @ IC = 4.0 Adc.
- What is the collector-emitter saturation voltage of the TIP125G?
The collector-emitter saturation voltage is 2.0 Vdc (Max) @ IC = 3.0 Adc, and 4.0 Vdc (Max) @ IC = 5.0 Adc.
- What is the package type of the TIP125G?
The package type is TO-220AB.
- What are some common applications of the TIP125G?
General-purpose amplifier and low-speed switching applications, hobbyist and professional electronic projects, automotive and industrial control systems.
- Does the TIP125G have built-in base-emitter shunt resistors?
Yes, the TIP125G has built-in base-emitter shunt resistors.
