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Product Detailed Parameters
- Description：TRANS NPN 45V 0.1A SOT-323
- Series：-
- Mfr：Taiwan Semiconductor Corporation
- Package：Tape & Reel (TR)
- Transistor Type：NPN
- Current - Collector (Ic) (Max)：100 mA
- Voltage - Collector Emitter Breakdown (Max)：45 V
- Vce Saturation (Max) @ Ib, Ic：600mV @ 5mA, 100mA
- Current - Collector Cutoff (Max)：15nA (ICBO)
- DC Current Gain (hFE) (Min) @ Ic, Vce：420 @ 2mA, 5V
- Power - Max：200 mW
- Frequency - Transition：100MHz
- Operating Temperature：-55°C ~ 150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：SC-70, SOT-323
- Supplier Device Package：SOT-323
- Grade：-
- Qualification：-
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Overview
The BC850CW is an NPN general-purpose bipolar junction transistor manufactured by Nexperia, housed in a SOT-323 (SC-70) surface-mount package. It features a maximum collector current of 100 mA and a collector-emitter voltage rating of 45 V. The device exhibits a high DC current gain with a minimum hFE of 420 at 2 mA and 5 V. Key electrical parameters include a collector-base voltage of 50 V, an emitter-base voltage of 5 V, and a transition frequency of 100 MHz. Power dissipation is rated at 200 mW, with an operating temperature range from -65 °C to +150 °C.
Feature Summary
- Designed for low-noise applications utilizing NPN epitaxial silicon planar technology.
- Provides high DC current gain suitable for general-purpose amplification tasks.
- Engineered for efficient signal processing within compact surface-mount footprints.
Applications
- General purpose amplifier circuits
- Low noise signal processing stages
- Switching applications requiring small form factors
Procurement Notes
Verify the manufacturer designation carefully, as the BC850CW part number is primarily associated with Nexperia. Confirm that the specific supplier offering this component aligns with your quality requirements and supply chain standards. Ensure the ordering suffix matches the required packaging format, such as tape and reel or cut tape, to prevent assembly line discrepancies during production integration.
Selection Notes
Select this component when a compact NPN transistor with high current gain and low noise characteristics is required. The SOT-323 package is ideal for space-constrained designs. Consider the 45 V collector-emitter voltage limit and 100 mA current capacity to ensure adequate headroom for the intended circuit operation under varying load conditions.
Part Context
The BC850CW belongs to the BC850W series of NPN general-purpose transistors produced by Nexperia. This series is widely utilized in consumer electronics and industrial equipment where reliable switching and amplification are necessary. The device represents a standard solution for small-signal applications, balancing performance metrics with cost-effectiveness in modern electronic assemblies.
Replacement Considerations
The BC850CW/T3 is a documented alternative variant available from NXP Semiconductors. Verify pinout compatibility and electrical parameter alignment before substituting components in existing designs to maintain circuit integrity and performance specifications.
