BSS138

The BSS138 is a versatile, logic-level N-channel MOSFET designed for low-voltage switching applications in compact systems. Featuring low on-resistance, fast switching characteristics, and a low gate threshold voltage, it is a go-to choice for engineers working with level shifting, load control, and signal switching in embedded and consumer electronics. Encapsulated in a compact SOT-23 package, the BSS138 offers excellent space efficiency without sacrificing electrical performance. It is fully compatible with 3.3V and 5V logic signals, making it ideal for interfacing microcontrollers with a variety of loads and voltage domains.

• The BSS138 offers a low on-resistance which results in reduced power dissipation and allows for efficient switching and voltage regulation.
• The low input capacitance and gate charge contribute to fast switching speeds, enabling high-frequency operation and reducing switching losses.
• Its low input/output leakage current ensures minimal leakage paths, improving overall circuit stability and reducing power consumption.
• The Pb-Free package makes the BSS138 environmentally friendly.
• This MOSFET is suitable for low-voltage, low-current applications such as signal switching, low-side switching, and general-purpose switching circuits.
• N-Channel Enhancement Mode Field Effect Transistor

Applications

DC/DC Converters, Power Management, Motor Drive & Control