Alpha & Omega Semiconductor Inc.8-TSSOP (0.173", 4.40mm Width)RoHS
AO8803
MOSFET 2P-CH 12V 7A 8TSSOP
Category
Subcategory
Transistors Fets Mosfets Arrays
Package
8-TSSOP (0.173", 4.40mm Width)
Status
Obsolete
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Alpha & Omega Semiconductor Inc. |
| Model | AO8803 |
| Package / Case | 8-TSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 150°C (TJ) |
| FET Type | 2 P-Channel (Dual) |
| Drain to Source Voltage (Vdss) | 12V |
| Rds On (Max) | 18mOhm @ 7A, 4.5V |
| Vgs(th) (Max) | 1V @ 250µA |
| Gate Charge (Qg) | 44nC @ 4.5V |
| Input Capacitance (Ciss) | 4750pF @ 6V |
| Power Dissipation (Max) | 1.4W |
| Supplier Device Package | 8-TSSOP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
AO8803 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 8-TSSOP (0.173", 4.40mm Width) package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 18mOhm @ 7A, 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 P-Channel (Dual) |
| FET Feature | Logic Level Gate |
| Power - Max | 1.4W |
| Vgs(th) (Max) @ Id | 1V @ 250µA |
| Rds On (Max) @ Id, Vgs | 18mOhm @ 7A, 4.5V |
| Gate Charge (Qg) (Max) @ Vgs | 44nC @ 4.5V |
| Drain to Source Voltage (Vdss) | 12V |
| Input Capacitance (Ciss) (Max) @ Vds | 4750pF @ 6V |
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