SQ4401EY-T1_BE3
MOSFET P-CH 40V 17.3A 8SOIC
Transistors Fets Mosfets Single
8-SOIC (0.154", 3.90mm Width)
Automotive, AEC-Q101, TrenchFET®
Active
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Vishay Siliconix |
| Model | SQ4401EY-T1_BE3 |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| FET Type | P-Channel |
| Drain to Source Voltage (Vdss) | 40 V |
| Rds On (Max) | 14mOhm @ 10.5A, 10V |
| Vgs(th) (Max) | 2.5V @ 250µA |
| Gate Charge (Qg) | 115 nC @ 10 V |
| Input Capacitance (Ciss) | 4250 pF @ 20 V |
| Power Dissipation (Max) | 7.14W (Tc) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | 8-SOIC |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SQ4401EY-T1_BE3 by Vishay Siliconix is an N-channel power MOSFET rated at 40 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 8-SOIC (0.154", 3.90mm Width) package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 14mOhm @ 10.5A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for SQ4401EY-T1_BE3
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All Technical Specifications
| FET Type | P-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 2.5V @ 250µA |
| Rds On (Max) @ Id, Vgs | 14mOhm @ 10.5A, 10V |
| Power Dissipation (Max) | 7.14W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 115 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 40 V |
| Input Capacitance (Ciss) (Max) @ Vds | 4250 pF @ 20 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 17.3A (Tc) |
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