900V N-CH Power MOSFET, 18.5A, TO-220FP Product overview: STF21N90K5 from STMicroelectronics is a MOSFET Transistor for power switching, load control, motor drives, DC-DC converters, battery systems, and board-level power design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 900V, 18.5A. Search-friendly keywords include MOSFET, power transistor, switching, N-channel, P-channel, 900V, 18.5A, MOSFET Transistor, Single FETs, MOSFETs. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 278-STF21N90K5 can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 212271-STF21N90K5
Packaging: Tube/Rail
Mounting: Through Hole
Technology: MOSFET
FET Feature: Current Sensing
Polarity: N-Channel
Power Dissipation (Max): 40W (Tc)
Family Name: STF21N90K5
Categories: Discrete Semiconductor Products
Drive Voltage (Max Rds On, Min Rds On): 10V
Status: Active
Temperature Range - Operating: -55°C to 150°C (TJ)
Case / Package: TO-220FP
Dimension: TO-220-3 Full Pack
Drain-Source Breakdown Voltage: 900V
Continuous Drain Current at 25°C: 18.5A (Tc)
Gate-Source Threshold Voltage: 5V @ 100μA
Max Gate Charge: 43nC @ 10V
Max Input Capacitance: 1645pF @ 100V
Maximum Gate-Source Voltage: ±30V
Maximum Rds On at Id,Vgs: 299 mOhm @ 9A, 10V
Alternative Parts (Cross-Reference): IPA90R340C3; IPA90R340C3XK; IPA90R340C3XKSA1; NTE2399;
Introduction Date: November 05, 2009
ECCN: EAR99
Country of Origin: China
Estimated EOL Date: 2029
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 60 pct.
Supply and Demand Status: Limited
MOSFET N-CH 900V 18.5A TO220FP
N-Channel 900V 18.5A (Tc) 40W (Tc) Through Hole TO-220FP
MOSFET N-Ch 900V 0.25 Ohm 18.5A MDmesh K5
MOSFET, N-CH, 900V, 18.5A, TO-220FP; TRANSISTOR POLARITY:N CHANNEL; DRAIN SOURCE VOLTAGE VDS:900V; CONTINUOUS DRAIN CURRENT ID:18.5A; ON RESISTANCE RDS(ON):0.25OHM; TRANSISTOR MOUNTING:THROUGH HOLE; RDS(ON) TEST VOLTAGE VGS:10V ROHS COMPLIANT: YES. FREE 2 YEAR RADWELL WARRANTY
MOSFET, N-CH, 900V, 18.5A, TO-220FP; Channel Type:N Channel; Drain Source Voltage Vds:900V; Continuous Drain Current Id:18.5A; Transistor Mounting:Through Hole; Rds(on) Test Voltage:10V; Gate Source Threshold Voltage Max:4V RoHS Compliant: Yes
MOSFET N-CH 900V 18.5A TO220FP
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | ODG (Origin Data Global) | DigiKey | VAST STOCK CO., LIMITED | Radwell International | Newark, An Avnet Company | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Metal-Oxide Semiconductor FET (MOSFET) | Transistors | Metal-Oxide Semiconductor FET (MOSFET) | RF Transistors | Metal-Oxide Semiconductor FET (MOSFET) | RF Transistors |
| Product Number | 278-STF21N90K5 | 212271-STF21N90K5 | STF21N90K5 | 497-STF21N90K5-ND | STF21N90K5 | 110269023 | 45AC7566 | STF21N90K5 |
| Product Name | 900V 18.5A MOSFET Transistor | TRANSISTORS - Transistors - FETs, MOSFETs - RF - STF21N90K5 | Single FETs, MOSFETs | Single FETs, MOSFETs | MOSFET | Transistor | Mosfet, N-Ch, 900V, 18.5A, To-220Fp; Channel Type Stmicroelectronics | Discrete Semiconductor Products - Transistors - FETs, MOSFETs |
| MOSFET Operating Mode | Enhancement | |||||||
| V(BR)DSS | 900 volts | 900 volts | 900 volts | |||||
| PD | 40000 milliwatts | 40000 milliwatts | 40000 milliwatts | |||||
| TJ | -55 C (-67 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | |||||
| Polarity | N-Channel; N-Channel | N-Channel; N-Channel | N-Channel |
