This document describes the maximum rated values, characteristics, and mechanical data of ABB Switzerland Ltd's Phase Control Thyristor 5STP 28L4200. The product features patented free-floating silicon technology, low on-state and switching losses, and is designed for traction, energy, and industrial applications with optimum power handling capability.
The 5STP 28L4200 is a phase‑control thyristor designed for traction, energy and industrial applications. It offers low on‑state and switching losses, a high peak surge current capability, and a maximum junction temperature of 125 °C.
Mechanical data include a weight of 1.45 kg, mounting force between 63 kN and 84 kN, and detailed connector dimensions. Thermal specifications list junction‑to‑case resistance of 1.5 K/KW for double‑side cooling and a storage temperature range of –40 °C to 140 °C.
| Mounting force | 63 kN min / 84 kN max |
|---|---|
| Weight | 1.45 kg |
| Holding current | 100 mA (Tj = 25 °C) |
| Latching current | 500 mA (Tj = 25 °C) |
| Maximum junction temperature | 125 °C |
The maximum operating junction temperature is 125 °C.
A mounting force of 63 kN minimum and up to 84 kN maximum is specified.