AO3416 20V 6.5A N-Channel MOSFET SOT-23

AO3416 20V 6.5A N-Channel MOSFET SOT-23 is a high-performance power switching component designed for efficient power management in compact electronic circuits. Its low on-resistance (R_DS(on)) and fast switching capabilities make it an ideal choice for a wide range of applications, including load switching, DC-to-DC converters, and battery protection circuits. Packaged in the industry-standard SOT-23 footprint, this N-Channel MOSFET provides a reliable and space-saving solution for portable and high-density designs.

Key Features:

• Low On-Resistance: Achieves an extremely low R_DS(on), minimizing power loss and improving overall circuit efficiency.
• High Current Capability: Handles a continuous drain current of up to 6.5A, supporting medium-power applications.
• Fast Switching Speed: Operates at high frequencies, which is crucial for modern power conversion circuits.
• Low Gate Charge (Qg): Requires less energy to switch on and off, reducing control circuit power consumption.
• Logic-Level Gate Drive: You can drive it directly with a 2.5V or 4.5V signal from microcontrollers, simplifying design.
• Compact SOT-23 Package: Its small footprint makes it perfect for space-constrained designs on PCBs.

Technical Specifications:

• V_DS (Drain-Source Voltage): 20 V
• I_D (Continuous Drain Current): 6.5 A (at V_GS=4.5 V)
• R_DS(on) (On-Resistance): < 24 mΩ (V_GS=4.5 V), < 35 mΩ (V_GS=2.5 V)
• V_GS(th) (Gate Threshold Voltage): 0.6 V (min) to 1.2 V (max)
• Qg (Total Gate Charge): ~11.5 nC
• Operating Temperature: -55 °C to +150 °C

Mechanical Specifications:

• Package Type: SOT-23 (Small Outline Transistor)
• Mounting: Surface-Mount Device (SMD)
• Pin Count: 3 pins
• Assembly: Designed for reflow soldering onto a PCB.

Dimensions:

• Body Length: ~2.9 mm
• Body Width: ~1.3 mm
• Height: ~1.0 mm

Pinout and Wiring:

• Pin 1 (Gate): Controls the switching action of the MOSFET. Connect this pin to your microcontroller’s output.
• Pin 2 (Source): Connects to the ground or the return path of the circuit.
• Pin 3 (Drain): Connects to the load you are switching.
• Wiring Note: Always connect the drain to the negative side of the load and the source to ground. Apply a voltage (V_GS) to the gate to turn the MOSFET on.

Datasheet Reference:

• Download the official Alpha & Omega Semiconductor AO3416 datasheet for complete electrical characteristics, performance curves, and detailed application notes.

Applications:

• Load Switching: Efficiently control power to various circuits in a system.
• DC-DC Converters: Use in buck, boost, and other converter topologies.
• Battery Management: Implement overcurrent or reverse polarity protection circuits in portable devices.
• Motor Control: Drive small DC motors in robotics or other projects.

Equivalent Models:

• AO3400A: A similar N-Channel MOSFET with a slightly higher on-resistance.
• Si2302DS: Another popular 20V N-Channel MOSFET in the SOT-23 package.
• IRLML2502: A logic-level gate drive MOSFET from Infineon.

Package Includes:

• 1 x AO3416 20V 6.5A N-Channel MOSFET SOT-23