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BC856
+BOMBipolar Transistors - BJT SOT23 PNP 0.1A 65V L owNoise
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ManufacturerRectron
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Mfr. Part #BC856
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Datasheet BC856 DataSheet
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In Stock21879
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Specifications
| Attribute | Value |
| Packaging | Reel |
| Standard Pack Qty | 3000 |
Overview
Description
Key specifications include a maximum collector current (I_C) of around 100 mA, a maximum collector-emitter voltage (V_CE) of approximately 65V, and a current gain (h_FE) typically ranging from 110 to 800, depending on the specific variant. The BC856 is housed in a compact SOT-23 surface-mount package, making it ideal for space-constrained designs.
Its reliability and ease of use make the BC856 ideal for audio amplification, signal processing, and low-power switching applications. Its complementary NPN counterpart is the BC846, allowing designers to create complementary push-pull amplifier circuits. Overall, the BC856 is a versatile component suitable for a wide range of modern electronic devices.
Equivalent
Features
1. Package Type: Available in a SOT-23 surface-mount package, making it suitable for compact circuit designs.
2. Polarity: PNP, meaning it conducts when the base is low relative to the emitter.
3. Collector Current (Ic): Maximum continuous collector current of approximately 100 mA, allowing moderate power applications.
4. Collector-Emitter Voltage (Vce): Maximum voltage of 65V, suitable for low to moderate voltage applications.
5. Power Dissipation: Maximum total power dissipation of around 250 mW.
6. Transition Frequency (fT): High frequency performance, typically around 100 MHz, making it suitable for RF and fast-switching applications.
7. Current Gain (hFE): High DC current gain, typically ranging from 110 to 800, providing effective amplification.
8. Temperature Range: Typically operates within a temperature range of -55°C to +150°C.
These features make the BC856 a versatile choice for amplification and switching tasks in various electronic projects.
Pinout
1. Pin 1 (Base): This is the control pin that modulates the current flow between the collector and emitter.
2. Pin 2 (Emitter): This is the pin through which electrons exit the transistor. For a PNP transistor like the BC856, the emitter is more positive compared to the base.
3. Pin 3 (Collector): This is the pin through which the current enters the transistor.
In operation, a small current at the base controls a larger current flow between the collector and emitter, providing amplification. The BC856 is used in low-power applications due to its small size and electrical characteristics.
Manufacturer
NXP Semiconductors is a Dutch global semiconductor manufacturer headquartered in Eindhoven, Netherlands. It provides various semiconductor products, including microcontrollers, communication chips, and power management solutions. NXP is known for its innovation in automotive, security, and Internet of Things (IoT) applications.
ON Semiconductor, based in Phoenix, Arizona, is another leading semiconductor company that manufactures a wide range of electronic components. It focuses on energy-efficient solutions, providing products for power management, analog devices, sensors, and custom devices across various industries, including automotive, industrial, and consumer electronics.
Both companies play significant roles in the global semiconductor industry, contributing to advancements in technology and electronic design.
Application
1. Switching Circuits: Used as a switch in low-power applications due to its fast switching capabilities.
2. Amplifiers: Acts as a small signal amplifier in audio and RF applications due to its good gain characteristics.
3. Signal Processing: Utilized in signal processing circuits for amplification and modulation.
4. Voltage Regulation: Employed in voltage regulation circuits as a control element.
5. Consumer Electronics: Found in devices like radios, TVs, and other small electronic gadgets for signal amplification and switching.
Its compact SMD package makes it ideal for space-constrained applications.