Overview
The MJE350STU-FS is a PNP Bipolar Power Transistor designed by Fairchild Semiconductor, now part of ON Semiconductor. This transistor is intended for use in line-operated applications, such as low power, line-operated series pass and switching regulators that require PNP capability. Although the MJE350STU-FS is currently obsolete, it remains relevant for reference and legacy systems.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Collector-Base Voltage (VCBO) | 300 | V |
| Collector-Emitter Voltage (VCEO) | 300 | V |
| Emitter-Base Voltage (VEBO) | 5 | V |
| Collector Current (IC) | 0.5 | A |
| Collector Dissipation (PC) | 20 | W |
| Junction Temperature (TJ) | 150 | °C |
| Storage Temperature (TSTG) | -65 to 150 | °C |
| DC Current Gain (hFE) | 30-240 | |
| Base-Emitter Saturation Voltage (VBE(sat)) | Typically around 1 V | V |
| Collector-Emitter Saturation Voltage (VCE(sat)) | Typically around 1 V | V |
Key Features
- High Collector-Emitter Breakdown Voltage (VCEO) of 300 V.
- Excellent DC Current Gain (hFE) ranging from 30 to 240.
- Pb-Free package available.
- Suitable for high voltage general purpose applications.
- Complement to the MJE340 transistor.
Applications
- Line-operated applications such as low power series pass and switching regulators.
- LED lighting systems.
- Portable and wireless devices.
- Transformer applications.
Q & A
- What is the MJE350STU-FS transistor used for?
The MJE350STU-FS is used in line-operated applications, such as low power series pass and switching regulators that require PNP capability.
- What are the key specifications of the MJE350STU-FS transistor?
Key specifications include a Collector-Base Voltage of 300 V, Collector-Emitter Voltage of 300 V, and a DC Current Gain of 30-240.
- Is the MJE350STU-FS transistor still in production?
No, the MJE350STU-FS transistor is obsolete and not in production.
- What are some common applications of the MJE350STU-FS transistor?
Common applications include LED lighting, portable and wireless devices, and transformer applications.
- What is the maximum collector current of the MJE350STU-FS transistor?
The maximum collector current is 0.5 A.
- What is the junction temperature range of the MJE350STU-FS transistor?
The junction temperature range is up to 150 °C.
- Is the MJE350STU-FS transistor Pb-Free?
- What is the collector dissipation of the MJE350STU-FS transistor?
The collector dissipation is 20 W.
- What is the storage temperature range for the MJE350STU-FS transistor?
The storage temperature range is -65 to 150 °C.
- Can the MJE350STU-FS transistor be used in life support systems?
No, the MJE350STU-FS transistor is not authorized for use in life support systems or any FDA Class 3 medical devices.
