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Product Detailed Parameters
- Description：TRANS NPN 45V 0.1A SOT-23
- Series：-
- Mfr：ANBON SEMICONDUCTOR (INT'L) LIMITED
- 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：500mV @ 5mA, 100mA
- Current - Collector Cutoff (Max)：100nA
- DC Current Gain (hFE) (Min) @ Ic, Vce：200 @ 2mA, 5V
- Power - Max：200 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：SOT-23
- Grade：-
- Qualification：-
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Overview
The BC847B is an NPN silicon plastic-encapsulated transistor in a SOT-23 package. It features a collector-emitter voltage of 45 V and a continuous collector current of 0.1 A. The device has a collector-base breakdown voltage of 50 V and an emitter-base voltage of 6 V. Power dissipation is rated at 200 mW with a junction temperature limit of 150 °C. DC current gain ranges from 200 to 450 at 2 mA collector current. Transition frequency is 100 MHz, and thermal resistance is 625 °C/W.
Feature Summary
- Designed for automatic insertion processes
- Suitable for switching applications
- Applicable for audio frequency amplifier circuits
Applications
- General purpose switching
- Audio frequency amplification
Procurement Notes
Verify the manufacturer datasheet AS-221704 for accurate electrical characteristics and mechanical dimensions. Confirm the specific marking code '1F' corresponds to the BC847B variant. Ensure the SOT-23 package outline matches the required pad layout for PCB design. Check RoHS compliance status if required by the manufacturing process.
Selection Notes
Select this component when a general-purpose NPN transistor with moderate gain is required. The 45 V collector-emitter voltage suits low-voltage logic interfaces. The SOT-23 package provides a compact footprint for space-constrained designs. Verify that the 200 mW power dissipation rating meets the thermal requirements of the target application environment.
Part Context
This part belongs to the BC84x series of plastic-encapsulated transistors. The series includes complementary PNP devices like the BC857B. These components are standard small-signal bipolar junction transistors widely used in consumer electronics and industrial control systems for signal processing and switching tasks.
Replacement Considerations
BC847BT
FAQ
What is the marking code for the BC847B?
The device marking code for the BC847B is 1F.
What is the maximum collector-emitter voltage?
The maximum collector-emitter voltage (VCEO) is 45 V.
What is the typical DC current gain range?
The DC current gain (hFE) ranges from 200 to 450 when measured at IC=2mA and VCE=5V.
