STH15NB50FI
MOSFET N-CH 500V 10.5A ISOWAT218
Transistors Fets Mosfets Single
ISOWATT-218-3
PowerMESH™
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | STH15NB50FI |
| Package / Case | ISOWATT-218-3 |
| Mounting Type | Through Hole |
| Operating Temperature | 150°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 500 V |
| Rds On (Max) | 360mOhm @ 7.5A, 10V |
| Vgs(th) (Max) | 5V @ 250µA |
| Gate Charge (Qg) | 80 nC @ 10 V |
| Input Capacitance (Ciss) | 3400 pF @ 25 V |
| Power Dissipation (Max) | 80W (Tc) |
| Drive Voltage | 10V |
| Supplier Device Package | ISOWATT-218 |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
STH15NB50FI by STMicroelectronics is an N-channel power MOSFET rated at 500 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The ISOWATT-218-3 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 360mOhm @ 7.5A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for STH15NB50FI
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All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±30V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 5V @ 250µA |
| Rds On (Max) @ Id, Vgs | 360mOhm @ 7.5A, 10V |
| Power Dissipation (Max) | 80W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 80 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 500 V |
| Input Capacitance (Ciss) (Max) @ Vds | 3400 pF @ 25 V |
| Drive Voltage (Max Rds On, Min Rds On) | 10V |
| Current - Continuous Drain (Id) @ 25°C | 10.5A (Tc) |
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