Manufacturer Part Number
BSS138K-7
Manufacturer
Diodes Incorporated
Introduction
The BSS138K-7 is an N-channel MOSFET transistor in a SOT-23-3 surface mount package.
Product Features and Performance
50V drain-source voltage
5Ω maximum on-resistance
310mA continuous drain current at 25°C
2pF maximum input capacitance
380mW maximum power dissipation
-55°C to 150°C operating temperature range
Product Advantages
Compact SOT-23-3 surface mount package
Low on-resistance for efficient power switching
Wide operating temperature range
Compliant with RoHS3 restrictions
Key Technical Parameters
Drain-Source Voltage (Vdss): 50V
Gate-Source Voltage (Vgs): ±20V
On-Resistance (Rds(on)): 3.5Ω @ 220mA, 10V
Drain Current (Id): 310mA (at 25°C)
Input Capacitance (Ciss): 23.2pF @ 25V
Power Dissipation: 380mW
Quality and Safety Features
RoHS3 compliant
Suitable for lead-free reflow soldering
Compatibility
Surface mount SOT-23-3 package
Replaces and upgrades older MOSFET transistors in similar packages
Application Areas
Switching power supplies
Motor controls
Battery chargers
General-purpose power switching
Product Lifecycle
Currently in production
No known plans for discontinuation
Replacements and upgrades available if needed
Key Reasons to Choose This Product
Compact surface mount package
Low on-resistance for efficient switching
Wide operating temperature range
RoHS3 compliance for use in modern electronics
Proven reliability and performance in a variety of applications