Philips PBSS5540X 40V, 5A PNP Low VCEsat (BISS) Transistor Data Manual
Summary
The PBSS5540X is a robust PNP low V BISS transistor designed for reliable medium-power switching applications. This comprehensive datasheet provides electronics designers with essential technical specifications, including high current ratings (up to 5A), detailed thermal characteristics, electrical limitations, and optimal usage guidelines. Ideal for engineering projects requiring efficient power management solutions such as DC/DC converters, battery monitoring systems, or general supply line switching circuits.
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DISCRETE SEMICONDUCTORS
DATA SHEET
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PBSS5540X 40 V, 5 A PNP low VCEsat (BISS) transistor Product specification Nov Supersedes data of 2004 Jan 15
Page Summary Contents For Philips PBSS5540X 40V, 5A PNP Low VCEsat (BISS) Transistor Data Manual
Manual Details
| Brand | Philips |
|---|---|
| Pages | 13 |
| File Size | 87.83 KB |
| Published | June 22, 2026 |
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Frequently Asked Questions
What are the primary applications for the PBSS5540X transistor?
It is suitable for supply line switching circuits, battery management applications, DC/DC converter applications, and strobe flash units.
Can I find a complementary NPN part for this device?
Yes, its NPN complement available is PBSS4540X.
What limits the maximum continuous collector current ($I_C$)?
The datasheet specifies a max DC collector current ($I_C$) of 4A.
How does mounting affect power dissipation?
Thermal resistance values vary based on mounting: standard footprint, or specific pads (e.g., 1cm or 6cm) for better heat transfer.