Overview
The STF18N65M5 is an N-channel Power MOSFET developed by STMicroelectronics, leveraging the innovative MDmesh M5 vertical process technology combined with the well-known PowerMESH horizontal layout. This device is designed to offer extremely low on-resistance, making it highly suitable for applications that require high power and superior efficiency.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| VDS (Drain-Source Voltage) | 650 | V |
| RDS(on) (Static Drain-Source On-Resistance) | 198 (typ.), 220 (max.) | mΩ |
| ID (Drain Current, continuous at TC = 25 °C) | 15 | A |
| ID (Drain Current, continuous at TC = 100 °C) | 9.4 | A |
| IDM (Drain Current, pulsed) | 60 | A |
| VGS (Gate-Source Voltage) | ±25 | V |
| Tstg (Storage Temperature Range) | -55 to 150 | °C |
| TJ (Operating Junction Temperature Range) | -55 to 150 | °C |
| RthJC (Thermal Resistance, Junction-to-Case) | 1.14 | °C/W |
| RthJA (Thermal Resistance, Junction-to-Ambient) | 50 | °C/W |
Key Features
- Extremely low RDS(on)
- Low gate charge and input capacitance
- Excellent switching performance
- 100% avalanche tested
Applications
The STF18N65M5 is particularly suited for high-power switching applications, including but not limited to:
- Power Factor Correction (PFC)
- Pulse Width Modulation (PWM) topologies in hard switching applications
- Switch Mode Power Supplies (SMPS)
- Data centers
- Solar microinverters
Q & A
- What is the maximum drain-source voltage of the STF18N65M5?
The maximum drain-source voltage (VDS) is 650 V.
- What is the typical on-resistance of the STF18N65M5?
The typical on-resistance (RDS(on)) is 198 mΩ.
- What is the maximum continuous drain current at 25 °C?
The maximum continuous drain current (ID) at 25 °C is 15 A.
- What is the gate-source voltage range?
The gate-source voltage (VGS) range is ±25 V.
- What are the storage and operating temperature ranges?
The storage temperature range is -55 to 150 °C, and the operating junction temperature range is also -55 to 150 °C.
- What is the thermal resistance from junction to case?
The thermal resistance from junction to case (RthJC) is 1.14 °C/W.
- What is the thermal resistance from junction to ambient?
The thermal resistance from junction to ambient (RthJA) is 50 °C/W when mounted on a 1 inch² FR-4, 2 Oz copper board.
- What are some key applications for the STF18N65M5?
Key applications include PFC, PWM topologies, SMPS, data centers, and solar microinverters.
- Is the STF18N65M5 100% avalanche tested?
Yes, the STF18N65M5 is 100% avalanche tested.
- What package type is the STF18N65M5 available in?
The STF18N65M5 is available in a DPAK (TO-252) package.
