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Product Detailed Parameters
- Description：TRANS PNP 45V 0.1A SC-75
- Series：-
- Mfr：NXP USA Inc.
- Package：Tape & Reel (TR),Cut Tape (CT)
- Transistor Type：PNP
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：45 V
- Vce Saturation (Max) @ Ib, Ic：400mV @ 5mA, 100mA
- Current - Collector Cutoff (Max)：15nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce：220 @ 2mA, 5V
- Power - Max：150 mW
- Frequency - Transition：100MHz
- Operating Temperature：150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：SC-75, SOT-416
- Supplier Device Package：SC-75
- Grade：Automotive
- Qualification：AEC-Q101
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Overview
The BC857BT,115 is a PNP general-purpose bipolar junction transistor manufactured by Nexperia. It is housed in the SOT-523 surface-mount package and operates with a maximum collector current of 100 mA. The device supports a collector-emitter voltage of 45 V and a collector-base voltage of 50 V. It features a transition frequency of 100 MHz and a power dissipation rating of 250 mW. The component functions within a temperature range of -65°C to +150°C.
Feature Summary
- PNP silicon transistor designed for general-purpose switching and amplification applications
- Compact SOT-523 surface-mount package suitable for space-constrained designs
- High DC current gain characteristics optimized for low-current signal processing
Applications
- General purpose switching circuits
- Small signal amplification stages
- Logic level translation interfaces
Procurement Notes
Verify the specific manufacturer designation carefully, as the BC857BT part number is historically associated with Central Semiconductor. Confirm that the BC857BT,115 suffix corresponds to the intended Nexperia product line and packaging configuration before procurement. Cross-reference datasheets to ensure electrical parameters match design requirements.
Selection Notes
Select this component when a compact PNP transistor is required for low-power switching or amplification tasks. Ensure the SOT-523 footprint aligns with the PCB layout constraints. Verify that the 100 mA current limit and 45 V voltage ratings are sufficient for the target circuit conditions.
Part Context
The BC857 series represents a family of PNP general-purpose transistors widely used in consumer electronics and industrial control systems. The BC857BT variant specifically utilizes the SOT-523 package, offering a smaller form factor compared to standard SOT-23 packages while maintaining similar electrical performance characteristics for general-purpose applications.
Replacement Considerations
BC857AW,115 (SOT-323 package)
FAQ
What is the maximum collector-emitter voltage for the BC857BT?
The maximum collector-emitter voltage (VCEO) is 45 V.
Which package type does the BC857BT utilize?
The BC857BT is available in the SOT-523 surface-mount package.
What is the transition frequency of this transistor?
The transition frequency (fT) is specified at 100 MHz.
