BSS138-TP

Single FETs, MOSFETs Overview

The BSS138-TP is an N-channel MOSFET from Micro Commercial Components, housed in a surface-mount SOT-23 package. It features a maximum drain-source voltage of 50V and a continuous drain current of 0.22A at 25°C. The device exhibits a gate threshold voltage ranging from 0.8V to 1.5V and a typical on-resistance of 1.4Ω at VGS=4.5V. It operates within a junction temperature range of -55°C to +150°C and includes a built-in body diode with a forward voltage of approximately 0.9V.

Single FETs, MOSFETs Feature Summary

• Voltage-controlled small signal switching capability
• RoHS compliant and halogen-free construction
• UL 94 V-0 flammability rating epoxy
• Moisture sensitivity level 1 classification

Single FETs, MOSFETs Applications

• Level shifting circuits
• Load switches
• Power management applications

Single FETs, MOSFETs Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging quantity and compliance status. Ensure the component source is an authorized distributor to guarantee authenticity and traceability. Confirm that the received parts match the specified SOT-23 package dimensions and marking codes provided in the datasheet before integration into production.

Single FETs, MOSFETs Selection Notes

Select this component for low-voltage, low-current switching tasks requiring a compact surface-mount footprint. Consider the thermal resistance and power dissipation limits when designing for high ambient temperatures. Evaluate the gate charge and capacitance parameters if high-speed switching performance is critical for the target application circuit.

Single FETs, MOSFETs Part Context

This part belongs to the BSS138 series of N-channel enhancement mode field effect transistors manufactured by Micro Commercial Components. It is designed for general-purpose switching applications where space constraints and low cost are primary design drivers. The SOT-23 package provides a standardized form factor compatible with automated assembly processes.

Single FETs, MOSFETs Replacement Considerations

Consult the manufacturer's official substitution guide or equivalent product listings for verified alternatives. Cross-reference pinouts and electrical characteristics carefully to ensure compatibility with existing board layouts and circuit requirements.

Single FETs, MOSFETs FAQ

What is the maximum gate-source voltage allowed?

The absolute maximum rating for gate-source voltage is ±20V.

Is the device suitable for high-frequency switching?

Yes, it has dynamic characteristics including input capacitance and gate charge defined for switching analysis, though specific frequency limits depend on the drive circuit.