This part is a kind of semiconductor called AO3409.

Function of this product has P-Channel Enhancement Mode Field Effect Transistor.

Manufacturers : Tuofeng Semiconductor

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Shenzhen Tuofeng Semiconductor Technology Co., Ltd AO3409 AO3409 P-Channel Enhancement Mode Field Effect Transistor General Description The AO3409 uses advanced trench technology to provide excellent RDS(ON) and low gate charge. This device is suitable for use as a load switch or in PWM applications. Standard Product AO3409 is Pb-free (meets ROHS & Sony 259 specifications). Features VDS (V) = -30V ID = -2.6 A (VGS = -10V) RDS(ON) < 130mΩ (VGS = -10V) RDS(ON) < 200mΩ (VGS = -4.5V) (SOT-23) Top View G D S D G S Absolute Maximum Ratings TA=25°C unless otherwise noted Parameter Symbol Drain-Source Voltage VDS Gate-Source Voltage VGS Continuous Drain TA=25°C Current A TA=70°C Pulsed Drain Current B ID IDM TA=25°C Power Dissipation A TA=70°C PD Junction and Storage [ ... ]

AO3409 PDF Datasheet Download