Overview
The STD4NK50ZT4 is a high-voltage, Zener-protected N-channel Power MOSFET developed by STMicroelectronics using the SuperMESH™ technology. This device is an optimization of the well-established PowerMESH™ technology, offering significant reductions in on-resistance and enhanced dv/dt capability. It is available in the DPAK package and is designed for the most demanding switching applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Drain-source voltage (VDS) | 500 | V |
| Gate-source voltage (VGS) | ±30 | V |
| Drain current (continuous) at TC = 25 °C (ID) | 3 | A |
| Drain current (continuous) at TC = 100 °C (ID) | 1.9 | A |
| Pulsed drain current (IDM) | 12 | A |
| Total power dissipation at TC = 25 °C (PTOT) | 45 | W |
| On-resistance (RDS(on)) | 2.7 | Ω |
| Peak diode recovery voltage slope (dv/dt) | 4.5 | V/ns |
| Gate-source ESD (human body model) | 2.8 kV | kV |
| Operating junction temperature range (Tj) | -55 to 150 | °C |
| Thermal resistance junction-case (Rthj-case) | 2.78 | °C/W |
| Thermal resistance junction-ambient (Rthj-amb) | 100 | °C/W |
Key Features
- Extremely high dv/dt capability
- 100% avalanche tested
- Gate charge minimized
- Very low intrinsic capacitance
- Zener-protected for enhanced ESD performance
Applications
The STD4NK50ZT4 is primarily used in switching applications, including but not limited to:
- Power supplies
- Motor control
- High-frequency switching circuits
- Industrial and automotive systems requiring high reliability and performance
Q & A
- What is the maximum drain-source voltage (VDS) of the STD4NK50ZT4?
The maximum drain-source voltage (VDS) is 500 V.
- What is the typical on-resistance (RDS(on)) of the STD4NK50ZT4?
The typical on-resistance (RDS(on)) is 2.7 Ω.
- What is the maximum continuous drain current (ID) at 25 °C?
The maximum continuous drain current (ID) at 25 °C is 3 A.
- What is the peak diode recovery voltage slope (dv/dt) of the STD4NK50ZT4?
The peak diode recovery voltage slope (dv/dt) is 4.5 V/ns.
- What is the thermal resistance junction-case (Rthj-case) of the STD4NK50ZT4 in the DPAK package?
The thermal resistance junction-case (Rthj-case) is 2.78 °C/W.
- Is the STD4NK50ZT4 Zener-protected?
- What are the primary applications of the STD4NK50ZT4?
The primary applications include switching applications such as power supplies, motor control, and high-frequency switching circuits.
- What is the operating junction temperature range of the STD4NK50ZT4?
The operating junction temperature range is -55 to 150 °C.
- What is the total gate charge (Qg) of the STD4NK50ZT4?
The total gate charge (Qg) is 12 nC.
- Is the STD4NK50ZT4 100% avalanche tested?
- What package types are available for the STD4NK50ZT4?
The STD4NK50ZT4 is available in the DPAK package.
