Overview
The MJE172STU is a PNP epitaxial silicon power transistor manufactured by Fairchild Semiconductor, now part of onsemi. This transistor is designed for low power audio amplifier and low current, high speed switching applications. It is part of the MJE170/180 series, which includes complementary transistors for various power handling needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | PNP | |
| Collector-Base Voltage (VCB) | 80 | Vdc |
| Collector-Emitter Voltage (VCEO) | 80 | Vdc |
| Emitter-Base Voltage (VEB) | 7.0 | Vdc |
| Collector Current - Continuous (IC) | 3.0 | A |
| Collector Current - Peak (ICM) | 6.0 | A |
| Base Current (IB) | 1.0 | A |
| Total Power Dissipation @ TC = 25°C | 12.5 | W |
| Operating and Storage Junction Temperature Range | -65 to +150 | °C |
| Thermal Resistance, Junction-to-Case (RJC) | 10 | °C/W |
| Thermal Resistance, Junction-to-Ambient (RJA) | 83.4 | °C/W |
Key Features
- High DC Current Gain
- High Current-Gain - Bandwidth Product
- Annular Construction for Low Leakages
- Epoxy Meets UL 94 V-0 @ 0.125 in
- Pb-Free and RoHS Compliant
- Low Power Audio Amplifier and High Speed Switching Capabilities
Applications
The MJE172STU is suitable for a variety of applications, including:
- Low power audio amplifiers
- High speed switching circuits
- General purpose power amplification
- Automotive and industrial control systems
Q & A
- What is the transistor type of the MJE172STU?
The MJE172STU is a PNP epitaxial silicon power transistor.
- What is the maximum collector-emitter voltage (VCEO) of the MJE172STU?
The maximum collector-emitter voltage (VCEO) is 80 Vdc.
- What is the continuous collector current (IC) rating of the MJE172STU?
The continuous collector current (IC) rating is 3.0 A.
- What is the peak collector current (ICM) rating of the MJE172STU?
The peak collector current (ICM) rating is 6.0 A.
- What is the operating junction temperature range of the MJE172STU?
The operating junction temperature range is -65 to +150 °C.
- Is the MJE172STU Pb-Free and RoHS compliant?
- What are the typical applications of the MJE172STU?
The MJE172STU is typically used in low power audio amplifiers, high speed switching circuits, and general purpose power amplification.
- What is the thermal resistance, junction-to-case (RJC) of the MJE172STU?
The thermal resistance, junction-to-case (RJC) is 10 °C/W.
- What is the total power dissipation at TC = 25°C for the MJE172STU?
The total power dissipation at TC = 25°C is 12.5 W.
- Does the MJE172STU meet any specific safety standards?
