SI3438DV-T1-E3
MOSFET N-CH 40V 7.4A 6TSOP
Transistors Fets Mosfets Single
SOT-23-6 Thin, TSOT-23-6
TrenchFET®
Active
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Vishay Siliconix |
| Model | SI3438DV-T1-E3 |
| Package / Case | SOT-23-6 Thin, TSOT-23-6 |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 40 V |
| Rds On (Max) | 35.5mOhm @ 5A, 10V |
| Vgs(th) (Max) | 3V @ 250µA |
| Gate Charge (Qg) | 20 nC @ 10 V |
| Input Capacitance (Ciss) | 640 pF @ 20 V |
| Power Dissipation (Max) | 2W (Ta), 3.5W (Tc) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | 6-TSOP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
SI3438DV-T1-E3 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 SOT-23-6 Thin, TSOT-23-6 package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 35.5mOhm @ 5A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for SI3438DV-T1-E3
Alternatives & Replacements
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SINGLE P-CHANNEL POWER MOSFET, -
FDC655AN
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SI3457DV
SMALL SIGNAL FIELD-EFFECT TRANSI
NTGD4169FT1G
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All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 3V @ 250µA |
| Rds On (Max) @ Id, Vgs | 35.5mOhm @ 5A, 10V |
| Power Dissipation (Max) | 2W (Ta), 3.5W (Tc) |
| Gate Charge (Qg) (Max) @ Vgs | 20 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 40 V |
| Input Capacitance (Ciss) (Max) @ Vds | 640 pF @ 20 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 7.4A (Tc) |
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