Alpha & Omega Semiconductor Inc.10-SMD, No LeadRoHS
AOC3870A
MOSFET N-CHANNEL 6DFN
Category
Subcategory
Transistors Fets Mosfets Arrays
Package
10-SMD, No Lead
Status
Active
$0.40 / unit (market reference)
MOQ: 8000 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Alpha & Omega Semiconductor Inc. |
| Model | AOC3870A |
| Package / Case | 10-SMD, No Lead |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | 2 N-Channel (Dual) Common Drain |
| Drain to Source Voltage (Vdss) | 12V |
| Rds On (Max) | 3.7mOhm @ 5A, 4.5V |
| Vgs(th) (Max) | 1.1V @ 250µA |
| Gate Charge (Qg) | 32nC @ 4.5V |
| Power Dissipation (Max) | 2.3W (Ta) |
| Supplier Device Package | 10-AlphaDFN (3.01x1.52) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
AOC3870A by Alpha & Omega Semiconductor Inc. is an N-channel power MOSFET rated at 12V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 10-SMD, No Lead package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 3.7mOhm @ 5A, 4.5V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
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All Technical Specifications
| FET Type | 2 N-Channel (Dual) Common Drain |
| FET Feature | Standard |
| Power - Max | 2.3W (Ta) |
| Vgs(th) (Max) @ Id | 1.1V @ 250µA |
| Rds On (Max) @ Id, Vgs | 3.7mOhm @ 5A, 4.5V |
| Gate Charge (Qg) (Max) @ Vgs | 32nC @ 4.5V |
| Drain to Source Voltage (Vdss) | 12V |
| Current - Continuous Drain (Id) @ 25°C | 22A (Ta) |
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