Alpha & Omega Semiconductor Inc.4-SMD, No LeadRoHS
AOC2421
MOSFET P-CH 8V 2.5A 4ALPHADFN
Category
Subcategory
Transistors Fets Mosfets Single
Package
4-SMD, No Lead
Status
Active
$0.22 / unit (market reference)
MOQ: 5000 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Alpha & Omega Semiconductor Inc. |
| Model | AOC2421 |
| Package / Case | 4-SMD, No Lead |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | P-Channel |
| Drain to Source Voltage (Vdss) | 8 V |
| Rds On (Max) | 62mOhm @ 1.5A, 2.5V |
| Vgs(th) (Max) | 700mV @ 250µA |
| Gate Charge (Qg) | 13 nC @ 4.5 V |
| Input Capacitance (Ciss) | 752 pF @ 4 V |
| Power Dissipation (Max) | 600mW (Ta) |
| Drive Voltage | 1.2V, 2.5V |
| Supplier Device Package | 4-AlphaDFN (0.97x0.97) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
AOC2421 by Alpha & Omega Semiconductor Inc. is an N-channel power MOSFET rated at 8 V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 4-SMD, No Lead package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 62mOhm @ 1.5A, 2.5V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
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All Technical Specifications
| FET Type | P-Channel |
| Vgs (Max) | ±5V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 700mV @ 250µA |
| Rds On (Max) @ Id, Vgs | 62mOhm @ 1.5A, 2.5V |
| Power Dissipation (Max) | 600mW (Ta) |
| Gate Charge (Qg) (Max) @ Vgs | 13 nC @ 4.5 V |
| Drain to Source Voltage (Vdss) | 8 V |
| Input Capacitance (Ciss) (Max) @ Vds | 752 pF @ 4 V |
| Drive Voltage (Max Rds On, Min Rds On) | 1.2V, 2.5V |
| Current - Continuous Drain (Id) @ 25°C | 2.5A (Ta) |
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