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Product Detailed Parameters
- Description：TRANS NPN 45V 0.1A SOT-23
- Series：-
- Mfr：Shenzhen Slkormicro Semicon Co., Ltd.
- Package：Tape & Reel (TR),Cut Tape (CT)
- 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：200 @ 2mA, 5V
- Power - Max：300 mW
- Frequency - Transition：300MHz
- Operating Temperature：150°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23
- Grade：-
- Qualification：-
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Overview
The BC847B is a general-purpose NPN bipolar junction transistor manufactured by Shenzhen Slkormicro Semicon Co., Ltd. It features a maximum collector-emitter voltage of 45 V and a continuous collector current rating of 100 mA. The device dissipates up to 250 mW of power and operates within a junction temperature range of -55°C to +150°C. Key electrical characteristics include a DC current gain (hFE) minimum of 200 at 2 mA and 5 V, and a transition frequency of 100 MHz. It is housed in an SOT-23 surface-mount package.
Feature Summary
- NPN single transistor configuration for signal amplification
- High DC current gain with a minimum value of 200
- Surface-mount SOT-23 packaging for compact integration
Applications
- General purpose amplification circuits
- Switching applications
- Signal processing stages
Procurement Notes
Verify the manufacturer designation as Shenzhen Slkormicro Semicon Co., Ltd. against the component marking. Confirm the SOT-23 package type and RoHS compliance status. Ensure the specific hFE binning matches circuit requirements. Check for any specific handling instructions regarding moisture sensitivity level 1.
Selection Notes
Select this component for low-power NPN switching or linear amplification tasks requiring moderate voltage ratings. The 45 V breakdown voltage suits standard low-voltage logic interfaces. Verify that the 100 mA current limit meets load demands. Consider the thermal dissipation capabilities in enclosed designs.
Part Context
This part belongs to the BC847 series of small-signal transistors. It serves as a complement to the PNP BC857B variant. The device is designed for general electronic applications where reliable amplification and switching are required. It represents a standard discrete semiconductor solution for consumer and industrial electronics.
Replacement Considerations
- BC849B
FAQ
What is the maximum collector-emitter voltage?
The maximum collector-emitter voltage (VCEO) is 45 V.
What is the minimum DC current gain?
The minimum DC current gain (hFE) is 200 when measured at a collector current of 2 mA and a collector-emitter voltage of 5 V.
What package does the BC847B use?
The component is available in the SOT-23 surface-mount package.
