### Overview of UTM4052L-S08-R The **UTM4052L-S08-R** is a specific integrated circuit produced by **UTC (Unisonic Technologies Co., Ltd)**. It is a dual-channel, high-performance power MOSFET package designed for efficient power management and switching applications. --- ### Technical Specifications The following table outlines the primary electrical characteristics of the UTM4052L-S08-R: | Parameter | Description | Typical Value | | :--- | :--- | :--- | | **Component Type** | Complementary MOSFET | N-Channel + P-Channel | | **Drain-Source Voltage ($V_{DS}$)** | Maximum Breakdown Voltage | 40V (N-Ch) / -40V (P-Ch) | | **Continuous Drain Current ($I_D$)** | Maximum current flow | 5.8A (N-Ch) / -4.7A (P-Ch) | | **Gate-Source Voltage ($V_{GS}$)** | Voltage to trigger gate | $\pm$ 20V | | **Drain-Source On-State Resistance ($R_{DS(on)}$)** | Resistance at 10V $V_{GS}$ | 28m$\Omega$ (N) / 47m$\Omega$ (P) | | **Package Type** | Surface Mount | SOP-8 | | **Packaging Format** | Reel | Tape & Reel (indicated by -R) | --- ### Key Features 1. **High-Density Cell Design:** Utilizes advanced trench technology to provide extremely low $R_{DS(ON)}$, which reduces power loss during operation. 2. **Complementary Pair:** By including both an N-channel and a P-channel MOSFET in a single SOP-8 package, it significantly reduces PCB space requirements. 3. **Low Gate Charge:** Allows for faster switching speeds and improves overall efficiency in high-frequency applications. 4. **Halogen-Free:** The "L" suffix in the part number typically denotes Lead-free and Halogen-free construction, adhering to environmental standards. --- ### Pin Configuration (SOP-8) The SOP-8 package layout for this dual MOSFET is generally standardized as follows: | Pin | Symbol | Function | | :--- | :--- | :--- | | **1** | S1 | Source (N-Channel) | | **2** | G1 | Gate (N-Channel) | | **3** | S2 | Source (P-Channel) | | **4** | G2 | Gate (P-Channel) | | **5, 6** | D2 | Drain (P-Channel) | | **7, 8** | D1 | Drain (N-Channel) | --- ### Common Applications * **H-Bridge Motor Drivers:** The combination of N and P channels makes it ideal for controlling the direction of small DC motors. * **DC-DC Converters:** Used in synchronous rectification and buck/boost switching circuits. * **Power Management:** Ideal for battery-powered portable devices and load switching. * **LCD Inverters:** Used in backlight driving circuits for displays.