AO3493
MOSFET P-CH 20V 3A SOT23-3Manufacturer: Alpha & Omega Semiconductor Inc.
Categories: Single FETs, MOSFETs
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The Alpha & Omega Semiconductor Inc. AO3493 is a P-Channel Power MOSFET designed for applications requiring efficient switching. This device features a Drain-to-Source Voltage (Vdss) of 20V and a continuous Drain Current (Id) capability of 3A at 25°C. With a maximum power dissipation of 1.4W (Ta), it is suitable for demanding thermal environments. The AO3493 exhibits a low Rds On of 80mOhm at 3A and 4.5V Vgs, with drive voltages ranging from 1.8V to 4.5V. Key parameters include a Gate Charge (Qg) of 20 nC at 4.5V and an Input Capacitance (Ciss) of 500 pF at 10V Vds. Manufactured using MOSFET technology, it is supplied in a SOT-23-3 package, commonly used in consumer electronics and industrial control systems. Operating temperature range is -55°C to 150°C (TJ).
Additional Information
Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tape & Reel (TR)Download Free CAD Model:
Technical Details:
| Packaging | Tape & Reel (TR) |
| Package / Case | 3-SMD, SOT-23-3 Variant |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| Technology | MOSFET (Metal Oxide) |
| FET Type | P-Channel |
| Current - Continuous Drain (Id) @ 25°C | 3A (Ta) |
| Rds On (Max) @ Id, Vgs | 80mOhm @ 3A, 4.5V |
| FET Feature | - |
| Power Dissipation (Max) | 1.4W (Ta) |
| Vgs(th) (Max) @ Id | 1V @ 250µA |
| Supplier Device Package | SOT-23-3 |
| Drive Voltage (Max Rds On, Min Rds On) | 1.8V, 4.5V |
| Vgs (Max) | ±8V |
| Drain to Source Voltage (Vdss) | 20 V |
| Gate Charge (Qg) (Max) @ Vgs | 20 nC @ 4.5 V |
| Input Capacitance (Ciss) (Max) @ Vds | 500 pF @ 10 V |
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