Product Description: BC807-40 5C SOT23 -45V -500mA PNP Transistor
The BC807-40 is a high-performance PNP transistor designed for low to medium power applications, housed in a compact SOT-23 package. This transistor has a collector-emitter voltage (V_CEO) rating of 45V and can handle a collector current (I_C) of up to 500mA, making it ideal for a variety of switching, amplification, and voltage regulation tasks in both analog and digital circuits.
The BC807-40 features a low saturation voltage (typically 0.3V at 500mA), ensuring minimal power dissipation and high switching efficiency, which is crucial for low-power applications. The transistor’s high current gain (h_FE) makes it excellent for signal amplification in audio circuits, voltage regulators, and low-frequency circuits where minimal power loss and fast switching are essential. The SOT-23 package offers excellent space-saving benefits for surface-mount technology (SMT) designs, making it suitable for compact PCBs and high-density electronics.
Key Features:
- PNP Configuration: The BC807-40 is a PNP transistor, which means current flows from the emitter to the collector when the base is more negative than the emitter, making it ideal for high-side switching in various applications.
- Collector-Emitter Voltage (V_CEO): 45V, providing reliable performance in moderate voltage applications and ensuring the transistor can withstand common voltage levels in low-power circuits.
- Collector Current (I_C): 500mA, perfect for signal amplification and switching tasks that require moderate current handling.
- Low Saturation Voltage (V_CE(sat)): Typically 0.3V at 500mA, ensuring minimal power loss during switching and improving efficiency in low-power applications.
- High Current Gain: The BC807-40 offers a high current gain (h_FE), typically ranging from 110 to 800, making it well-suited for signal amplification in low-power audio circuits, pulse circuits, and voltage regulators.
- Fast Switching Speed: The BC807-40 is capable of fast switching, ideal for PWM circuits, digital logic switching, and pulse-width modulation applications where speed and efficiency are critical.
- Compact SOT-23 Package: This SOT-23 package offers significant space savings, making it ideal for surface-mount technology (SMT) and applications where board space is limited.
- RoHS Compliant: The BC807-40 is fully RoHS compliant, ensuring it meets global standards for environmentally friendly manufacturing, making it suitable for use in modern, sustainable electronic devices.
Applications:
- Signal Amplification: The BC807-40 is widely used in low-power amplifiers for audio, radio frequency (RF) circuits, and analog signal processing, where a high current gain and low distortion are needed.
- Switching Circuits: Ideal for high-side switching applications in logic circuits, relay drivers, PWM systems, and power converters, providing reliable and efficient switching with minimal power dissipation.
- Voltage Regulation: Used in low-dropout regulators (LDOs), voltage regulators, and power supply systems where stable output voltage and high efficiency are essential for sensitive electronic devices.
- Inverter Circuits: Employed in DC-AC inverter circuits, such as solar power inverters, UPS (uninterruptible power supplies), and battery-powered inverters, for converting DC voltage to AC efficiently.
- Pulse Circuits: Excellent for pulse-width modulation (PWM) circuits, timing circuits, oscillators, and frequency modulation, where quick switching is required to control power delivery and signal modulation.
- Battery-Powered Devices: Perfect for use in low-power electronics and battery-powered systems, including portable audio devices, wireless sensors, and remote-control devices, providing energy efficiency for extended battery life.
The BC807-40 is a versatile and reliable PNP transistor for low-power amplification, switching, and voltage regulation applications. Its compact size, low power dissipation, and efficient switching capabilities make it an essential component for modern electronic designs, particularly those in space-constrained and battery-operated devices.
Package Included: 1 x BC807-40 5C SOT23 -45V -500mA PNP Transistor
Please note that the product image is for illustrative purposes only. The actual product may vary slightly in appearance!
DW01A SOT-23 Lithium Battery Protection IC
TNY274GN SOP - SMPS TINY Switch-II Off-Line Switcher IC
AMS1117–ADJ SOT223 / SOT89 1A Low Dropout Voltage Regulator IC
LM324N SOP Quad Operational Amplifier IC 




There are no reviews yet.