Alpha & Omega Semiconductor Inc.8-SOIC (0.154", 3.90mm Width)RoHS
AO4443L
MOSFET P-CH 40V 6.5A 8SOIC
Category
Subcategory
Transistors Fets Mosfets Single
Package
8-SOIC (0.154", 3.90mm Width)
Status
Obsolete
Price available on request
MOQ: 1 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Alpha & Omega Semiconductor Inc. |
| Model | AO4443L |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | P-Channel |
| Drain to Source Voltage (Vdss) | 40 V |
| Rds On (Max) | 42mOhm @ 6A, 10V |
| Vgs(th) (Max) | 3V @ 250µA |
| Gate Charge (Qg) | 14.2 nC @ 10 V |
| Input Capacitance (Ciss) | 657 pF @ 20 V |
| Power Dissipation (Max) | 3.1W (Ta) |
| Drive Voltage | 4.5V, 10V |
| Supplier Device Package | 8-SOIC |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
AO4443L by Alpha & Omega Semiconductor Inc. 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 8-SOIC (0.154", 3.90mm Width) package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 42mOhm @ 6A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
You may also need
All Technical Specifications
| FET Type | P-Channel |
| Vgs (Max) | ±20V |
| Technology | MOSFET (Metal Oxide) |
| Vgs(th) (Max) @ Id | 3V @ 250µA |
| Rds On (Max) @ Id, Vgs | 42mOhm @ 6A, 10V |
| Power Dissipation (Max) | 3.1W (Ta) |
| Gate Charge (Qg) (Max) @ Vgs | 14.2 nC @ 10 V |
| Drain to Source Voltage (Vdss) | 40 V |
| Input Capacitance (Ciss) (Max) @ Vds | 657 pF @ 20 V |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V |
| Current - Continuous Drain (Id) @ 25°C | 6.5A (Ta) |
Request a Quote
Submit your quantity and details — we will reply within 24 hours.