# AO3442 ddc4 ## Description The AO3442 is a 100V N-Channel MOSFET manufactured by Alpha & Omega Semiconductor, designed to deliver extremely low RDS(ON) through advanced trench MOSFET technology and a low resistance package. This component is ideal for applications such as boost converters, synchronous rectifiers for consumer electronics, telecom, industrial power supplies, and LED backlighting. The AO3442 features a drain-source voltage (VDS) of 100V, a continuous drain current (ID) of 1A at VGS=10V, and a maximum RDS(ON) of 630mΩ at VGS=10V and 720mΩ at VGS=4.5V. It is housed in a SOT23 package and operates efficiently with a maximum power dissipation of 1.4W at TA=25°C. The device also boasts a gate-source voltage (VGS) of up to +20V and a junction temperature range of -55°C to 150°C, making it robust for various high-performance applications. ## Project Details - **Owner:** jbreidfjord-dev - **Created:** 6/25/2024 - **Last Updated:** 6/25/2024 - **Visibility:** Public - **I D MAX PEAK:** 4A - **Qgd:** 0.8nC - **Rtheta Ja Max:** 125°C/W - **V GS MAX:** 20V - **MAX WATTAGE:** 0.9W - **CRSS Reverse Transfer Capacitance:** 5pF - **GFS Transconductance:** 2.8S - **Rg Max:** 7.5Ω - **V GS TH MIN:** 1.7V - **Qrr:** 60nC - **V DS MAX:** 100V - **V GS TH MAX:** 2.9V - **I D MAX CONTINUOUS:** 1A - **TEMP RANGE MAX:** 150C - **TEMP RANGE MIN:** -55C - **CISS Input Capacitance:** 100pF - **V GS TH TYP:** 2.3V - **Vsd Typ:** 0.9V - **Datasheet URL:** /Users/jbreid/Desktop/Jonny5_Test_Set/NFET/AO3442.pdf - **COSS Output Capacitance:** 13pF - **Qgs:** 0.4nC - **Manufacturer Name:** Alpha & Omega Semiconductor - **Manufacturer Part Number:** AO3442 - **Package or Case Code:** SOT23 - **Part Type:** FET *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/jbreidfjord-dev/ao3442-ddc4~ju](https://www.flux.ai/jbreidfjord-dev/ao3442-ddc4~ju).* --- *Generated from [https://www.flux.ai/jbreidfjord-dev/ao3442-ddc4~ju](https://www.flux.ai/jbreidfjord-dev/ao3442-ddc4~ju)*