PHILIPS BFQ231; BFQ231A Data Sheet
Summary
This datasheet provides comprehensive technical specifications for BFQ231 and BFQ231A NPN video transistors, designed as reliable buffer or driver components. Key features include high breakdown voltages, low output capacitance, and excellent thermal stability in a compact SOT54/TO-92 package. The manual covers detailed electrical characteristics, including current gain, transition frequency graphs, packaging dimensions, absolute maximum ratings, and recommended usage guidelines for electronics designers working with professional signaling or color monitor applications.
Page 1 Text Content
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DISCRETE SEMICONDUCTORS
DATA SHEET
BFQ231; BFQ231A NPN video transistors Product specification Oct Supersedes data of November File under Discrete Semiconductors, SC05
Page Summary Contents For PHILIPS BFQ231; BFQ231A Data Sheet
Manual Details
| Brand | Philips |
|---|---|
| Pages | 8 |
| File Size | 65.54 KB |
| Published | July 10, 2026 |
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Frequently Asked Questions
What is the primary intended application for BFQ231?
It is designed as a buffer or driver, commonly used in high-resolution and colour graphics monitors.
What is the typical transition frequency (fT) for BFQ231A?
The typical transition frequency for BFQ231A is 1.2 GHz.
What are the limiting values for the collector-base breakdown voltage ($V_{CBO}$)?
For BFQ231, $V_{CBO}$ maximum limit is -100 V; for BFQ231A, it is -115 V.
What is the typical thermal resistance from junction to ambient ($R_{th j-a}$)?
The typical thermal resistance from junction to ambient is 185 K/W.
Which package type is the BFQ231 housed in?
It comes in a plastic single-ended leaded (through hole) SOT54 (TO-92) package.