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Product Detailed Parameters
- Description：TRANS PREBIAS NPN 50V 0.1A
- Series：*
- Mfr：onsemi
- Package：Bulk
- Resistors Included：-
- Transistor Type：-
- Current - Collector (Ic) (Max)：-
- Voltage - Collector Emitter Breakdown (Max)：-
- Resistor - Base (R1)：-
- Resistor - Emitter Base (R2)：-
- DC Current Gain (hFE) (Min) @ Ic, Vce：-
- Vce Saturation (Max) @ Ib, Ic：-
- Current - Collector Cutoff (Max)：-
- Frequency - Transition：-
- Power - Max：-
- Grade：-
- Qualification：-
- Mounting Type：-
- Package / Case：-
- Supplier Device Package：-
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Overview
The 2SC3859-TB-E is a single NPN pre-biased bipolar junction transistor manufactured by onsemi. It integrates an internal bias resistor network to simplify circuit design and reduce component count. The device features a collector-emitter voltage rating of 50V and a continuous collector current capacity of 0.1A. This configuration ensures reliable switching performance while maintaining low power consumption in compact surface-mount packages.
Feature Summary
- Integrates internal bias resistors for simplified circuit implementation
- Provides stable NPN switching characteristics with reduced external components
- Designed for high reliability in signal amplification and driver applications
Applications
- Signal amplification stages
- Switching circuits
- Driver stages for loads
- Discrete power control systems
Procurement Notes
Verify the manufacturer part number 2SC3859-TB-E against official onsemi documentation to ensure authenticity. Confirm RoHS compliance status and package type matches project requirements. Request datasheets directly from authorized distributors or the manufacturer to validate technical specifications before procurement.
Selection Notes
Select this component when a compact NPN solution with integrated biasing is required. Ensure the 50V voltage rating and 0.1A current limit align with the target application's electrical demands. Consider the pre-biased nature to minimize board space and assembly complexity compared to discrete resistor networks.
Part Context
This component belongs to the family of single pre-biased bipolar transistors offered by onsemi. These devices are engineered to replace multiple discrete components, including the transistor and base biasing resistors, into a single package. This integration supports cost reduction and improved manufacturing efficiency in consumer electronics and industrial control modules.
Replacement Considerations
Consult the official onsemi datasheet for direct pin-compatible substitutes within the same product line. Verify that alternative parts maintain identical voltage ratings, current capabilities, and internal resistance values to ensure functional equivalence without redesigning the host circuit.
