SI5441BDC-T1-E3
MOSFET P-CH 20V 4.4A 1206-8
Transistors Fets Mosfets Single
8-SMD, Flat Lead
TrenchFET®
Active
$1.23 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Vishay Siliconix |
| Model | SI5441BDC-T1-E3 |
| Package / Case | 8-SMD, Flat Lead |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | P-Channel |
| Drain to Source Voltage (Vdss) | 20 V |
| Rds On (Max) | 45mOhm @ 4.4A, 4.5V |
| Vgs(th) (Max) | 1.4V @ 250µA |
| Gate Charge (Qg) | 22 nC @ 4.5 V |
| Power Dissipation (Max) | 1.3W (Ta) |
| Drive Voltage | 2.5V, 4.5V |
| Supplier Device Package | 1206-8 ChipFET™ |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SI5441BDC-T1-E3 by Vishay Siliconix is an N-channel power MOSFET rated at 20 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 8-SMD, Flat Lead package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 45mOhm @ 4.4A, 4.5V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for SI5441BDC-T1-E3
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All Technical Specifications
| FET Type | P-Channel |
| Vgs (Max) | ±12V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 1.4V @ 250µA |
| Rds On (Max) @ Id, Vgs | 45mOhm @ 4.4A, 4.5V |
| Power Dissipation (Max) | 1.3W (Ta) |
| Gate Charge (Qg) (Max) @ Vgs | 22 nC @ 4.5 V |
| Drain to Source Voltage (Vdss) | 20 V |
| Drive Voltage (Max Rds On, Min Rds On) | 2.5V, 4.5V |
| Current - Continuous Drain (Id) @ 25°C | 4.4A (Ta) |
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