The **UT2304G-AE2-R** is an N-Channel enhancement mode Power MOSFET manufactured by Unisonic Technologies (UTC). It is primarily designed for low-voltage, high-speed switching applications. --- ### 1. Key Technical Specifications The following table summarizes the primary electrical characteristics of the device: | Parameter | Symbol | Maximum Rating | Unit | | :--- | :--- | :--- | :--- | | Drain-Source Voltage | $V_{DSS}$ | 30 | V | | Gate-Source Voltage | $V_{GSS}$ | ±20 | V | | Continuous Drain Current | $I_D$ | 3.0 | A | | Pulsed Drain Current | $I_{DM}$ | 10 | A | | Drain-Source On-Resistance | $R_{DS(ON)}$ | 60 (typ) @ $V_{GS}=10V$ | mΩ | | Total Gate Charge | $Q_g$ | 3.5 (typ) | nC | --- ### 2. Package and Part Number Breakdown The suffixing in the part number provides specific information about the physical build and packaging: * **UT2304**: Base model number (N-Channel MOSFET). * **G**: Halogen-free and Lead-free (Green). * **AE2**: Refers to the **SOT-23-3** package type (small surface mount). * **R**: Tape and Reel packaging (standard for automated PCB assembly). --- ### 3. Features and Advantages * **Low On-Resistance**: Minimizes power dissipation during operation, improving efficiency. * **Low Threshold Voltage**: Can be driven by logic-level signals, making it compatible with microcontrollers. * **High Switching Speed**: Excellent for PWM (Pulse Width Modulation) applications. * **Small Footprint**: The SOT-23 package is ideal for high-density circuit boards. --- ### 4. Typical Applications This MOSFET is commonly found in the following circuits: 1. **DC/DC Converters**: Used in buck or boost regulators. 2. **Load Switching**: Controlling power to specific sub-systems in portable electronics. 3. **Motor Drivers**: Small DC motor control or fan controllers. 4. **Battery Management**: Power path management in mobile devices. --- ### 5. Circuit Implementation Example A basic low-side switch configuration using the UT2304G is shown below: ```text VCC (e.g., 12V) | [LOAD] | +------- Drain (Pin 3) | Gate (Pin 1) ---| (UT2304G) | +------- Source (Pin 2) | GND ```