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Product Detailed Parameters
- Description：BC850B-Q/SOT23/TO-236AB
- Series：*
- Mfr：Nexperia USA Inc.
- Package：Tape & Reel (TR)
- Transistor Type：-
- Current - Collector (Ic) (Max)：-
- Voltage - Collector Emitter Breakdown (Max)：-
- Vce Saturation (Max) @ Ib, Ic：-
- Current - Collector Cutoff (Max)：-
- DC Current Gain (hFE) (Min) @ Ic, Vce：-
- Power - Max：-
- Frequency - Transition：-
- Operating Temperature：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
- Grade：-
- Qualification：-
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Overview
The BC850B-QR is a silicon PNP bipolar junction transistor manufactured by Nexperia. It is housed in a compact SOT-23 (TO-236AB) surface-mount package designed for automated assembly. The device features a maximum collector-emitter voltage of 45 V and a continuous collector current rating of 100 mA. It supports a power dissipation of 250 mW and operates within a temperature range of -65 °C to +150 °C. The component is qualified to the AEC-Q101 automotive standard, ensuring reliability for demanding environments.
Feature Summary
- Automotive-grade qualification compliant with AEC-Q101 standards for enhanced reliability
- Compact SOT-23 surface-mount packaging optimized for high-density circuit board layouts
- Silicon planar epitaxial construction providing stable switching performance
Applications
- Automotive electronic control units requiring robust discrete components
- General-purpose signal switching and amplification circuits
- Low-power load switching applications in consumer electronics
Procurement Notes
Verify the specific suffix 'QR' corresponds to the required reel quantity and tape-and-reel specifications during procurement. Confirm that the AEC-Q101 qualification status meets the specific reliability requirements of the target application. Ensure compatibility with standard surface-mount assembly processes for the SOT-23 package type.
Selection Notes
Select this component when an automotive-qualified PNP transistor is required for space-constrained designs. The SOT-23 package offers a balance between thermal performance and footprint size suitable for portable devices. Consider the 45 V breakdown voltage and 100 mA current limits to ensure adequate headroom for the intended circuit operation.
Part Context
This part belongs to the BC850 series of general-purpose PNP transistors from Nexperia. The series is widely used in various electronic applications due to its versatility and small form factor. The '-Q' designation indicates automotive qualification, while the 'R' suffix typically denotes the reel packaging configuration for surface-mount technology assembly lines.
Replacement Considerations
Direct substitutes include other AEC-Q101 qualified PNP transistors in SOT-23 packages with similar electrical characteristics, such as the BC850B from alternative manufacturers. Verify pinout compatibility and thermal resistance values before substitution.
