Philips BFS505 NPN 9 GHz Wideband Transistor Data Sheet
Summary
The BFS505 is a high-performance NPN transistor engineered for demanding Radio Frequency (RF) applications up to 9 GHz. Designed specifically for integrating into portable communication equipment, such as cell phones and pagers, it ensures reliable operation by offering low noise figures and high power gain capabilities in the 2 GHz range. This manual provides comprehensive technical specifications, including detailed electrical characteristics, absolute maximum ratings, and the necessary SOT323 package information required by RF engineers for precise circuit design.
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DISCRETE SEMICONDUCTORS
DATA SHEET
BFS505 NPN 9 GHz wideband transistor
Product specification September 1995
File under Discrete Semiconductors, SC14
Page Summary Contents For Philips BFS505 NPN 9 GHz Wideband Transistor Data Sheet
Manual Details
| Brand | Philips |
|---|---|
| Pages | 12 |
| File Size | 117.36 KB |
| Published | July 10, 2026 |
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Frequently Asked Questions
What types of RF equipment is the BFS505 transistor designed for?
It is intended for low power amplifiers, oscillators, and mixers in portable communication gear, specifically up to 2 GHz.
Are there specific operating restrictions regarding life support systems?
No; these products are explicitly not designed for use in life support appliances or devices where malfunction could result in personal injury.
What is the maximum total power dissipation limit for this transistor?
The absolute maximum specified total power dissipation ($P_{tot}$) is 150 mW.
In what physical package is the BFS505 provided?
It comes in a plastic surface mounted package known as SOT323, which has three leads.