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For Reference Only
| Part Number | AO4478 |
| OEMstron Part # | AO4478 |
| Manufacturer | Alpha & Omega Semiconductor |
| Category | Semiconductors › Transistors › FETs, MOSFETs - Single |
| Description | MOSFET N-CH 30V 9A 8SOIC |
| Lifecycle | Obsolete |
| RoHS | No RoHS Information |
| EDA/CAD Models | AO4478 PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | May 5 - May 10 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
AO4478 Specifications
| Part Number | AO4478 | |
| Brand | Alpha & Omega Semiconductor | |
| Lifecycle | Obsolete | |
| RoHS | No RoHS Information | |
| Product Line | Semiconductors | |
| Category | Transistors | |
| Subcategory | FETs, MOSFETs - Single | |
| Manufacturer | Alpha & Omega Semiconductor Inc. | |
| Series | - | |
| FET Type | N-Channel | |
| Technology | MOSFET (Metal Oxide) | |
| Drain to Source Voltage (Vdss) | 30V | |
| Current - Continuous Drain (Id) @ 25°C | 9A (Ta) | |
| Drive Voltage (Max Rds On, Min Rds On) | 4.5V, 10V | |
| Rds On (Max) @ Id, Vgs | 19mOhm @ 9A, 10V | |
| Vgs(th) (Max) @ Id | 2V @ 250µA | |
| Gate Charge (Qg) (Max) @ Vgs | 11nC @ 10V | |
| Vgs (Max) | ±25V | |
| Input Capacitance (Ciss) (Max) @ Vds | 560pF @ 15V | |
| FET Feature | - | |
| Power Dissipation (Max) | 3.1W (Ta) | |
| Operating Temperature | -55°C ~ 150°C (TJ) | |
| Mounting Type | Surface Mount | |
| Supplier Device Package | 8-SOIC | |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
AO4478 Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
AO4478L Alpha & Omega Semiconductor |
2190 |
| Part Number | Description | Stock |
|
AO4478 Alpha & Omega Semiconductor |
MOSFET N-CH 30V 9A 8SOIC |
Contact Us |
| Part Number | Description | Stock |
|
AO4478L D# AO4478L-ND Alpha & Omega Semiconductor |
MOSFET N-CH 100V 8SOIC |
Limited Supply - Call |
|
AO4478 D# 785-1289-2-ND Alpha & Omega Semiconductor |
MOSFET N-CH 30V 9A 8SOIC |
Limited Supply - Call |
| Part Number | Description | Stock |
|
AO4478L VBsemi Electronics Co Ltd |
In stock shipping within 2days |
17845 |
|
AO4478 VBsemi Electronics Co Ltd |
In stock shipping within 2days |
16128 |
| Part Number | Description | Stock |
|
AO4478 Alpha & Omega Semiconductor |
OEM/CM QUOTES ONLY | NO BROKERS |
662 |
|
AO4478L Alpha & Omega Semiconductor |
OEM/CM QUOTES ONLY | NO BROKERS |
69023 |
| Part Number | Description | Stock |
|
AO4478L Alpha & Omega Semiconductor |
OEM/CM Immediate delivery |
88168 |
|
AO4478 Alpha & Omega Semiconductor |
OEM/CM Immediate delivery |
990000 |
| Part Number | Description | Stock |
|
AO4478L Alpha & Omega Semiconductor |
1752 |
| Part Number | Description | Stock |
|
AO4478L Alpha & Omega Semiconductor |
OEM/CM ONLY |
83556 |
|
AO4478 Alpha & Omega Semiconductor |
OEM/CM ONLY |
790 |
| Part Number | Description | Stock |
|
AO4478L AOS |
IN stock Immediate delivery |
88153 |
|
AO4478 AO |
IN stock Immediate delivery |
989985 |
| Part Number | Description | Stock |
|
AO4478L ALPHA |
shipping today |
95 |
|
AO4478 Alpha & Omega Semiconductor |
shipping today |
575 |
| Part Number | Description | Stock |
|
AO4478 Alpha & Omega Semiconductor |
RFQ |
286 |
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| In Stock | 427 - More on Order |
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| Quote Limit | No Limit |
| Lead-Time | Can Ship Immediately |
| Minimum | 1 |
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