ZTX558STOB

Single Bipolar Transistors Overview

The ZTX558 is a PNP high-voltage transistor in the E-Line package. It features a collector-emitter breakdown voltage exceeding -400V and supports continuous collector currents up to -200mA. The device dissipates 1W of power at ambient temperature, with an operating junction temperature range from -55°C to +200°C. Electrical characteristics include a DC current gain (hFE) ranging from 100 to 300 at -50mA, a transition frequency of 50MHz, and a collector cutoff current of -100nA.

Single Bipolar Transistors Feature Summary

• High-voltage capability with collector-emitter breakdown voltage exceeding -400V
• Qualified to JEDEC standards for high reliability applications
• Totally lead-free and fully RoHS compliant construction
• Halogen and antimony free "Green" device

Single Bipolar Transistors Applications

• High-voltage switching circuits
• Power supply designs requiring high isolation
• Industrial control systems

Single Bipolar Transistors Procurement Notes

Verify the specific ordering suffix against official Diodes Incorporated documentation before procurement. The base part number ZTX558 corresponds to bulk packaging, while suffixes like STZ indicate taped and reeled configurations. Confirm that the selected variant matches the required packing quantity and carrier type for your assembly process.

Single Bipolar Transistors Selection Notes

Select this component when designing circuits requiring high-voltage PNP switching capabilities within a through-hole form factor. Ensure thermal management aligns with the specified 1W power dissipation limits under your expected ambient conditions. Verify that the -200mA continuous current rating meets the load requirements of your application design.

Single Bipolar Transistors Part Context

This component belongs to the ZTX series of bipolar junction transistors manufactured by Diodes Incorporated. The series utilizes E-Line packaging, which is compatible with standard TO-92 footprints. The ZTX558 specifically targets high-voltage applications where robust performance and high reliability are critical operational requirements.

Single Bipolar Transistors Replacement Considerations

An automotive-compliant version is available as ZTX558Q. Consult official manufacturer documentation for other potential substitutes or updated product recommendations, as the datasheet indicates the part is not recommended for new designs.