FDS3170N7

Ⅰ.Overview of FDS3170N7

The FDS3170N7 is a high-performance discrete semiconductor product classified under Transistors, FETs, MOSFETs, specifically Single FETs, MOSFETs. Developed by Fairchild Semiconductor as part of its PowerTrench® series, it is engineered for reliable performance in power management and switching applications. Featuring a surface-mount 8-SOIC package, it is well-suited for space-constrained electronic designs that demand efficient power control and stable operation.

Ⅱ.FDS3170N7 Parameter

Category:Discrete Semiconductor Products,Transistors,FETs, MOSFETs,Single FETs, MOSFETs

Mfr:Fairchild Semiconductor

Series:PowerTrench®

Packaging:Bulk

FET Type:N-Channel

Technology:MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):100 V

Current - Continuous Drain (Id) @ 25°C:6.7A (Ta)

Drive Voltage (Max Rds On, Min Rds On):6V, 10V

Vgs (Max):±20V

Input Capacitance (Ciss) (Max) @ Vds:2714 pF @ 50 V

Power Dissipation (Max):3W (Ta)

Operating Temperature:-55°C ~ 150°C (TJ)

Mounting Type:Surface Mount

Package / Case:8-SOIC (0.154", 3.90mm Width)

Ⅲ.FDS3170N7 Main Characteristics

High Voltage and Current Handling Capacity:With a Drain to Source Voltage (Vdss) of 100V and a Continuous Drain Current (Id) of 6.7A @ 25°C, the FDS3170N7 can efficiently manage high-power loads, making it ideal for applications requiring robust power switching and regulation.

Optimized Drive Voltage for Low On-Resistance:It operates with drive voltages of 6V (Max Rds On) and 10V (Min Rds On), ensuring low on-resistance during operation. This minimizes power loss, enhances energy efficiency,and reduces heat generation in the circuit.

Wide Gate Voltage Tolerance:The maximum gate-source voltage (Vgs) of ±20V provides a high level of protection against voltage spikes, preventing damage to the MOSFET and ensuring stable performance even in variable voltage environments.

Controlled Input Capacitance:With a maximum Input Capacitance (Ciss) of 2714 pF @ 50V, the device offers predictable switching behavior.This helps in reducing switching delays and improving the overall response time of the circuit,which is crucial for high-frequency applications.

Reliable Power Dissipation:Boasting a maximum power dissipation of 3W (Ta), the FDS3170N7 can handle significant power levels without overheating.This ensures long-term reliability and stability,even in high-load operating conditions.

Compact Surface-Mount Package:The 8-SOIC package (0.154", 3.90mm Width) is compact and compatible with surface-mount technology (SMT).This allows for space-efficient PCB design,supports automated assembly processes,and reduces manufacturing costs.

Ⅳ.FDS3170N7 Application 

Power Supply Units:The FDS3170N7 is widely used in AC-DC converters, DC-DC buck converters, and linear power supplies. Its high voltage and current handling capabilities, along with low on-resistance, make it ideal for switching and regulating power in these units, ensuring efficient power delivery to connected loads.

Industrial Control Systems:It plays a key role in industrial automation equipment, including motor drives,PLCs (Programmable Logic Controllers),and robotics. Its ability to handle high power and operate in harsh temperatures ensures stable control of industrial machinery, improving operational efficiency and safety.

Consumer Electronics:In consumer devices like large-screen TVs,gaming consoles, and home appliances,the FDS3170N7 is used in power management circuits.It helps in optimizing power consumption,reducing heat buildup,and ensuring consistent performance of the devices.

Telecommunication Equipment:Telecommunication devices such as base stations, routers, and servers require efficient power switching.The FDS3170N7’s controlled input capacitance and high power dissipation make it suitable for these applications, supporting smooth data transmission and stable operation of network infrastructure.

Ⅴ.Conclusion

In summary, the FDS3170N7 is a versatile and high-performance N-Channel MOSFET from Fairchild Semiconductor’s PowerTrench® series.As an active and well-engineered component, it continues to deliver efficient power control solutions, meeting the demands of modern electronic design.