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Product Detailed Parameters
- Description：TRANS PNP 45V 0.1A TO-236AB
- Series：-
- Mfr：Nexperia USA Inc.
- Package：Tape & Reel (TR)
- Transistor Type：PNP
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：45 V
- Vce Saturation (Max) @ Ib, Ic：650mV @ 5mA, 100mA
- Current - Collector Cutoff (Max)：15nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce：125 @ 2mA, 5V
- Power - Max：250 mW
- Frequency - Transition：100MHz
- Operating Temperature：150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：TO-236AB
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The BC857A-QR is a PNP general-purpose transistor manufactured by Nexperia USA Inc. It features a maximum collector-emitter voltage of 45 V and a continuous collector current of 100 mA. The device operates with a power dissipation of 200 mW and a transition frequency of 100 MHz. It utilizes the SOT-323 (SC-70) surface-mount package. The component meets AEC-Q101 automotive qualification standards, ensuring reliability for automotive applications.
Feature Summary
- Automotive qualified to AEC-Q101 standards for robust performance in vehicle electronics
- Leadless ultra-small SMD plastic package design for efficient board space utilization
- General-purpose small signal capability suitable for DC and low-to-medium frequency AC applications
Applications
- Automotive electronic systems requiring qualified discrete components
- Mobile device circuitry utilizing compact surface-mount technology
- General-purpose switching and amplification tasks in consumer electronics
Procurement Notes
Verify the specific suffix designation against official Nexperia documentation to confirm exact packaging and reel specifications. Ensure that the procurement channel sources directly from authorized distributors to guarantee authenticity and traceability. Confirm compliance with RoHS and REACH regulations as stated in the product datasheet prior to finalizing orders.
Selection Notes
Select this component when an AEC-Q101 qualified PNP transistor is required for automotive or high-reliability designs. The BC857A-QR offers a balance of moderate current handling and low voltage operation within a minimal footprint. Consider the SOT-323 package constraints regarding thermal dissipation and soldering profiles during the PCB layout phase.
Part Context
This part belongs to the BC857 series of PNP transistors produced by Nexperia. The series includes variants such as BC857AW and BC857AM, which share similar electrical characteristics but may differ in packaging or qualification status. The BC857A-QR specifically denotes the automotive-grade version designed for stringent industry requirements.
Replacement Considerations
Direct substitutes include other AEC-Q101 qualified PNP transistors in the SOT-323 package with matching 45V/100mA ratings. Verify pinout compatibility and saturation voltage specifications before replacing. Cross-reference with Nexperia's official replacement guide for approved equivalents.
