MCH3477-TL-W
MOSFET N-CH 20V 4.5A SC70
Transistors Fets Mosfets Single
SOT-23-3 Flat Leads
Obsolete
$0.14 / unit (market reference)
MOQ: 2219 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | onsemi |
| Model | MCH3477-TL-W |
| Package / Case | SOT-23-3 Flat Leads |
| Mounting Type | Surface Mount |
| Operating Temperature | 150°C (TJ) |
| FET Type | N-Channel |
| Drain to Source Voltage (Vdss) | 20 V |
| Rds On (Max) | 38mOhm @ 2A, 4.5V |
| Vgs(th) (Max) | 1.3V @ 1mA |
| Gate Charge (Qg) | 5.1 nC @ 4.5 V |
| Input Capacitance (Ciss) | 410 pF @ 10 V |
| Power Dissipation (Max) | 1W (Ta) |
| Drive Voltage | 1.8V, 4.5V |
| Supplier Device Package | SC-70FL/MCPH3 |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
MCH3477-TL-W by onsemi 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 SOT-23-3 Flat Leads package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 38mOhm @ 2A, 4.5V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for MCH3477-TL-W
Alternatives & Replacements
View All →MCH3477-TL-H
MOSFET N-CH 20V 4.5A SC70
MCH3382-TL-H
SMALL SIGNAL FIELD-EFFECT TRANSI
MCH3476-TL-W
MOSFET N-CH 20V 2A SC70FL/MCPH3
MCH3486-TL-H
MOSFET N-CH 60V 2A SC70FL/MCPH3
MCH3375-TL-H
MOSFET P-CH 30V 1.6A SC70
MCH3474-TL-H
MOSFET N-CH 30V 4A SC70FL/MCPH3
All Technical Specifications
| FET Type | N-Channel |
| Vgs (Max) | ±12V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 1.3V @ 1mA |
| Rds On (Max) @ Id, Vgs | 38mOhm @ 2A, 4.5V |
| Power Dissipation (Max) | 1W (Ta) |
| Gate Charge (Qg) (Max) @ Vgs | 5.1 nC @ 4.5 V |
| Drain to Source Voltage (Vdss) | 20 V |
| Input Capacitance (Ciss) (Max) @ Vds | 410 pF @ 10 V |
| Drive Voltage (Max Rds On, Min Rds On) | 1.8V, 4.5V |
| Current - Continuous Drain (Id) @ 25°C | 4.5A (Ta) |
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