This document describes the features and characteristics of semiconductor products MPSA42 and MPSA43, including high breakdown voltage and low collector-emitter saturation voltage. The document also provides the maximum ratings and electrical characteristics parameters of the products.
The MPSA 42 and MPSA 43 are NPN silicon high‑voltage transistors offered by Siemens. The datasheet lists their maximum ratings, electrical parameters, and package details for designers and engineers.
Key specifications include a collector‑emitter voltage of up to 300 V (MPSA 42) or 200 V (MPSA 43), a collector current rating of 500 mA, and a transition frequency of 70 MHz. The devices are supplied in a TO‑92 package and are rated for operation from –65 °C to +150 °C.
| Collector‑emitter voltage (VCEO) | 300 V (MPSA 42) / 200 V (MPSA 43) |
|---|---|
| Collector current (IC) | 500 mA |
| Base current (IB) | 100 mA |
| Junction temperature (Tj) | 150 °C |
| Storage temperature range | -65 °C to +150 °C |
| Transition frequency (ft) | 70 MHz |
| Collector‑base capacitance (Ccb) | 3 pF (MPSA 42) / 4 pF (MPSA 43) |
The MPSA 42 can withstand up to 300 V collector‑emitter voltage.
The MPSA 43 has a transition frequency of 70 MHz.
Both the MPSA 42 and MPSA 43 are rated for a collector current of 500 mA.