FJY4013R

Overview

The FJY4013R is a PNP epitaxial silicon transistor manufactured by Fairchild Semiconductor. It is housed in a small outline SOT-23 package with three terminals. The device features a built-in bias resistor network, where the resistance ratio is specified as 21.36. Key electrical ratings include a maximum collector current of 0.1 A and a collector-emitter voltage of 50 V. The minimum DC current gain (hFE) is 68. The component supports a maximum power dissipation of 0.2 W and operates at junction temperatures up to 150 °C.

Feature Summary

• PNP epitaxial silicon construction for reliable switching performance
• Integrated bias resistor network simplifies circuit design
• Small outline SOT-23 packaging for compact surface-mount applications

Applications

• General-purpose switching circuits requiring integrated biasing
• Low-power digital logic interface stages
• Signal amplification in consumer electronics

Procurement Notes

Verify the manufacturer origin and date code upon receipt. Confirm the part number matches the specific Fairchild Semiconductor designation. Check for physical damage to the SOT-23 leads. Ensure storage conditions comply with moisture sensitivity levels if applicable. Validate documentation against official Fairchild datasheets for accuracy.

Selection Notes

Select this component when a PNP transistor with an integrated bias resistor is required to reduce external component count. The 50 V rating and 0.1 A current limit define its operational boundaries. Consider the thermal constraints imposed by the 0.2 W power dissipation capability in the SOT-23 package during high-frequency switching operations.

Part Context

This component belongs to the discrete semiconductor transistor category within Fairchild's portfolio. It represents a specialized variant combining bipolar junction transistor functionality with passive resistive elements. The SOT-23 form factor aligns with industry standards for space-constrained printed circuit board layouts.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided data. Verify pinout compatibility and electrical parameters before considering any alternative components from other manufacturers.