Overview
The TIP137 is a PNP Darlington transistor manufactured by onsemi. It is part of the TIP131, TIP132, and TIP137 series of Darlington complementary silicon power transistors. These transistors are designed for general-purpose amplifier and low-speed switching applications. The TIP137 is known for its high DC current gain and low collector-emitter saturation voltage, making it suitable for a variety of power management and control circuits.
Key Specifications
| Characteristic | Symbol | Value | Unit |
|---|---|---|---|
| Collector-Emitter Voltage | VCEO | 100 | Vdc |
| Collector-Base Voltage | VCB | 100 | Vdc |
| Emitter-Base Voltage | VEB | 5.0 | Vdc |
| Collector Current - Continuous | IC | 8.0 | Adc |
| Base Current | IB | 300 | mAdc |
| Total Power Dissipation @ TC = 25°C | PD | 70 | W |
| Operating and Storage Junction Temperature Range | TJ, Tstg | -65 to +150 | °C |
| DC Current Gain (hFE) | hFE | 1000 to 15000 | |
| Collector-Emitter Saturation Voltage | VCE(sat) | 2.0 to 3.0 | Vdc |
| Thermal Resistance, Junction-to-Case | RJC | 1.78 | °C/W |
Key Features
- High DC Current Gain: hFE = 1000 to 15000 at IC = 4.0 Adc
- Low Collector-Emitter Saturation Voltage: VCE(sat) = 2.0 Vdc (Max) at IC = 4.0 Adc and 3.0 Vdc (Max) at IC = 6.0 Adc
- Monolithic Construction with Built-In Base-Emitter Shunt Resistors
- Pb-Free Packages Available
- High Collector-Emitter Sustaining Voltage: VCEO(sus) = 100 Vdc (Min)
Applications
The TIP137 is designed for general-purpose amplifier and low-speed switching applications. It is suitable for use in various power management and control circuits, including:
- Power amplifiers
- Switching circuits
- Motor control systems
- Relay drivers
- Other applications requiring high current gain and low saturation voltage
Q & A
- What is the collector-emitter voltage rating of the TIP137?
The collector-emitter voltage rating of the TIP137 is 100 Vdc.
- What is the maximum collector current of the TIP137?
The maximum collector current of the TIP137 is 8.0 Adc.
- What is the typical DC current gain (hFE) of the TIP137?
The typical DC current gain (hFE) of the TIP137 is 1000 to 15000.
- What is the collector-emitter saturation voltage of the TIP137?
The collector-emitter saturation voltage of the TIP137 is 2.0 Vdc (Max) at IC = 4.0 Adc and 3.0 Vdc (Max) at IC = 6.0 Adc.
- What is the operating junction temperature range of the TIP137?
The operating junction temperature range of the TIP137 is -65 to +150°C.
- What package type is the TIP137 available in?
The TIP137 is available in the TO-220 package.
- Is the TIP137 Pb-free?
- What are some common applications of the TIP137?
The TIP137 is commonly used in general-purpose amplifier and low-speed switching applications, including power amplifiers, switching circuits, motor control systems, and relay drivers.
- Can the TIP137 be used in high-speed switching applications?
No, the TIP137 is not designed for high-speed switching applications but is suitable for low-speed switching.
- What are some equivalent transistors for the TIP137?
Some equivalent transistors for the TIP137 include the 2N6042, BD544C, BD546C, and others as listed in the datasheet.
