MMBT3904LP-7

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The MMBT3904LP-7 from NXP Semiconductors, is a small signal NPN Bipolar Junction Transistor (BJT). This device is available in a Leadless plastic surface mount package, that is ideal for applications requiring low material costs and maximum space efficiency. This package is also commonly used in Automotive systems and Industrial circuits.

The MMBT3904LP-7 is a highly integrated single NPN Bipolar Junction Transistor with a collector-emitter voltage (VCE) rating of 40 Volts. The collector-emitter current (I_CE) rating is 200mA, with a maximum power consumption of 500mW. This device is designed to operate over a temperature range of -65°C to +150°C. The base-emitter forward voltage (VBE) is 1v, with a gain of 40V/mA.

Applying a voltage to the base-emitter junction of the MMBT3904LP-7 causes electrons to flow from the emitter to the collector, creating a current flow through the device. This current flow (I_E) is proportional to the input voltage applied (V_BE). The absolute value of the input voltage determines the amount of current that will flow through the device and ultimately, the amount of power dissipated by the device.

This BJT device is particularly useful in switching applications, as it can be used to turn relatively low currents into relatively higher currents. It can also be used to easily switch high current signals with its base lead, including motor speed control and car audio systems. This transistor can also be used as a logic element in computers, digital systems, amplifiers, and any other circuits that require switching. Additionally, the MMBT3904LP-7 can be used in sensitive applications, due to its low noise characteristics.

In conclusion, the MMBT3904LP-7 is an excellent choice for a variety of applications requiring low material costs and maximum space efficiency. This device is highly integrated, offers a wide temperature range of operation, and is suitable for switching, logic, and sensitive applications. The MMBT3904LP-7 provides a great option for a wide range of designs.

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