Overview
The STS11NF30L is a power MOSFET produced by STMicroelectronics, designed to offer high performance and efficiency in various power management applications. This N-channel MOSFET is part of the STripFET™ II family, known for its low gate charge and optimized on-resistance (Rds(on)) x gate charge (Qg) trade-off. Although the STS11NF30L is currently obsolete and no longer manufactured, it remains relevant for understanding the evolution of power MOSFET technology and for legacy system maintenance.
Key Specifications
| Parameter | Value |
|---|---|
| VDS (Drain-Source Voltage) | 30 V |
| VGS (Gate-Source Voltage) | ±20 V |
| ID (Continuous Drain Current) | 11 A |
| Rds(on) (On-Resistance) | 8.5 mΩ (typical at VGS = 10 V) |
| Qg (Total Gate Charge) | 43 nC (typical) |
| PD (Power Dissipation) | Dependent on package and thermal conditions |
| Package | SO-8 |
Key Features
- Low Gate Charge: Optimized Rds(on) x Qg trade-off for efficient switching.
- High Current Capability: Continuous drain current of 11 A.
- Low On-Resistance: Typical Rds(on) of 8.5 mΩ at VGS = 10 V.
- Robust Protection: 100% avalanche tested and Zener-protected.
- Compact Package: Available in the SO-8 package for space-efficient designs.
Applications
The STS11NF30L is suitable for a variety of power management and switching applications, including:
- Flyback Converters: Ideal for high-efficiency power conversion in flyback topologies.
- LED Lighting: Used in LED lighting systems due to its high current handling and low on-resistance.
- Power Supplies: Suitable for use in DC-DC converters and other power supply circuits.
- Automotive Systems: Can be used in automotive applications requiring high reliability and efficiency.
Q & A
- What is the maximum drain-source voltage (VDS) of the STS11NF30L?
The maximum drain-source voltage (VDS) is 30 V. - What is the typical on-resistance (Rds(on)) of the STS11NF30L?
The typical on-resistance (Rds(on)) is 8.5 mΩ at VGS = 10 V. - What is the continuous drain current (ID) of the STS11NF30L?
The continuous drain current (ID) is 11 A. - Is the STS11NF30L still in production?
No, the STS11NF30L is obsolete and no longer manufactured. - What package is the STS11NF30L available in?
The STS11NF30L is available in the SO-8 package. - What are some common applications for the STS11NF30L?
Common applications include flyback converters, LED lighting, power supplies, and automotive systems. - What is the total gate charge (Qg) of the STS11NF30L?
The total gate charge (Qg) is typically 43 nC. - Does the STS11NF30L have any built-in protection features?
Yes, it is 100% avalanche tested and Zener-protected. - What are some potential substitutes for the STS11NF30L?
One potential substitute is the FDS5672 from onsemi. - Why is the STS11NF30L part of the STripFET™ II family important?
The STripFET™ II family is known for its optimized Rds(on) x Qg trade-off, making it efficient for switching applications.
