onsemi

FJV3113RMTF

FJV3113RMTF Description

The FJV3113RMTF from onsemi is a pre-biased NPN bipolar transistor designed for surface-mount applications, offering a compact SOT23-3 package with integrated base-emitter resistors (R1 = 2.2 kΩ, R2 = 47 kΩ). This device features a 50 V collector-emitter breakdown voltage, a 100 mA maximum collector current, and a low Vce saturation voltage of 300 mV (at 500 µA base current and 10 mA collector current). With a transition frequency of 250 MHz, it delivers high-speed switching performance, making it suitable for high-frequency applications. The transistor is RoHS3 compliant, REACH unaffected, and rated for MSL 1 (unlimited shelf life), ensuring reliability in automated assembly processes.

FJV3113RMTF Features

• Integrated Resistors: Eliminates external biasing components, reducing PCB footprint and BOM cost.
• Low Saturation Voltage: 300 mV @ 10 mA ensures efficient switching with minimal power loss.
• High DC Current Gain (hFE): 68 @ 5 mA, 5V for stable amplification in low-current circuits.
• Wide Operating Voltage: Supports up to 50 V, suitable for industrial and automotive applications.
• Surface-Mount Design: SOT23-3 package enables high-density PCB layouts.
• High Transition Frequency: 250 MHz for fast signal processing in RF and digital circuits.

FJV3113RMTF Applications

This transistor is ideal for:

• Load Switching: Efficiently drives relays, LEDs, and small motors in portable electronics.
• Digital Logic Interfaces: Acts as a level shifter or buffer in microcontroller-based systems.
• RF Amplification: Suitable for low-noise amplification in communication modules.
• Automotive Electronics: Used in sensor interfaces and power management due to its robust voltage rating.
• Consumer Electronics: Optimized for space-constrained designs like wearables and IoT devices.

Conclusion of FJV3113RMTF

The FJV3113RMTF combines high-speed performance, compact packaging, and integrated biasing for simplified circuit design. Its low saturation voltage and high gain make it a versatile choice for switching and amplification tasks, while its compliance with environmental standards ensures broad applicability. Though marked as obsolete, it remains a reliable solution for legacy designs or applications requiring proven performance.