The **UT2316L-AE3-R** is a specific N-channel enhancement mode Field Effect Transistor (MOSFET) manufactured by Unisonic Technologies (UTC). It is primarily used for power management and switching applications in compact electronic devices. --- ### 1. Technical Specifications Below are the key electrical characteristics typically found in the datasheet for this component: | Parameter | Symbol | Typical Value | | :--- | :--- | :--- | | **Drain-Source Voltage** | $V_{DSS}$ | 30V | | **Continuous Drain Current** | $I_D$ | 2.5A to 3.0A | | **Static Drain-Source On-Resistance** | $R_{DS(ON)}$ | ~60mΩ @ $V_{GS}=10V$ | | **Gate-Source Voltage** | $V_{GS}$ | ±20V | | **Package Type** | SOT-23 | Surface Mount (SMD) | --- ### 2. Part Number Breakdown The nomenclature used by UTC provides specific details about the component: * **UT**: UTC (Unisonic Technologies) prefix. * **2316**: Model series identifier. * **L**: Lead-free/Halogen-free designation (environmental compliance). * **AE3**: Package code for **SOT-23**. * **R**: Tape and Reel packaging. --- ### 3. Key Features & Applications #### Features - **Low On-State Resistance**: Reduces power dissipation during operation. - **High Speed Switching**: Suitable for high-frequency DC-DC converters. - **Low Threshold Voltage**: Can be driven by low-voltage logic circuits. #### Typical Applications 1. **Load Switching**: Acting as an electronic switch to turn power rails on or off. 2. **DC-DC Converters**: Used in the output stages of buck or boost converters. 3. **Battery Protection**: Ideal for portable devices due to the small SOT-23 footprint. 4. **LED Drivers**: Managing current flow in small LED arrays. --- ### 4. Simplified Pinout (SOT-23) ```text (3) Drain | +----+----+ | | +----+----+ | | (1) Gate (2) Source ``` ---