Overview
The STP7NK40ZFP is a high-voltage N-channel Power MOSFET developed by STMicroelectronics using the advanced SuperMESH™ technology. This device is designed to offer high performance and reliability in various power switching applications. It features a drain-source voltage (VDS) of 400 V, a typical on-resistance (RDS(on)) of 0.85 Ω, and a continuous drain current (ID) of 5.4 A at 25°C. The STP7NK40ZFP is available in the TO-220FP package, making it suitable for applications requiring high power handling and efficient thermal management.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-Source Voltage (VDS) | 400 | V |
| Drain-Gate Voltage (VDGR) | 400 | V |
| Gate-Source Voltage (VGS) | ±30 | V |
| Continuous Drain Current (ID) at 25°C | 5.4 | A |
| Continuous Drain Current (ID) at 100°C | 3.4 | A |
| Pulsed Drain Current (IDM) | 21.6 | A |
| Total Power Dissipation (PTOT) at 25°C | 25 | W |
| Thermal Resistance Junction-Case (Rthj-case) | 5 | °C/W |
| Operating Junction Temperature Range (TJ) | -55 to 150 | °C |
| Storage Temperature Range (Tstg) | -55 to 150 | °C |
Key Features
- Zener-protected to enhance ESD performance and eliminate the need for additional external components.
- 100% avalanche tested for reliability in high-stress applications.
- Gate charge minimized to reduce switching losses.
- Very low intrinsic capacitance for improved high-frequency performance.
- Extremely high dv/dt capability for demanding applications.
- High level of thermal management with the TO-220FP package.
Applications
The STP7NK40ZFP is ideal for various high-voltage switching applications, including:
- Flyback converters
- LED lighting systems
- Power supplies
- Motor control systems
- Other high-power switching applications requiring high reliability and efficiency.
Q & A
- What is the maximum drain-source voltage of the STP7NK40ZFP?
The maximum drain-source voltage (VDS) is 400 V. - What is the typical on-resistance (RDS(on)) of the STP7NK40ZFP?
The typical on-resistance (RDS(on)) is 0.85 Ω. - What is the continuous drain current (ID) at 25°C for the STP7NK40ZFP?
The continuous drain current (ID) at 25°C is 5.4 A. - What is the total power dissipation (PTOT) at 25°C for the STP7NK40ZFP?
The total power dissipation (PTOT) at 25°C is 25 W. - What package type is the STP7NK40ZFP available in?
The STP7NK40ZFP is available in the TO-220FP package. - Is the STP7NK40ZFP 100% avalanche tested?
Yes, the STP7NK40ZFP is 100% avalanche tested. - What is the operating junction temperature range of the STP7NK40ZFP?
The operating junction temperature range is -55 to 150°C. - What is the storage temperature range of the STP7NK40ZFP?
The storage temperature range is -55 to 150°C. - Does the STP7NK40ZFP have built-in Zener diodes for ESD protection?
Yes, the STP7NK40ZFP has built-in back-to-back Zener diodes for enhanced ESD performance. - What are some typical applications of the STP7NK40ZFP?
Typical applications include flyback converters, LED lighting systems, power supplies, and motor control systems.
