The **UT136GP-X-TN3-R** is a high-performance N-channel enhancement mode power MOSFET manufactured by **UTC (Unisonic Technologies)**. It is primarily designed for high-speed switching applications and power management. --- ## 1. Technical Specifications Below are the key electrical characteristics of the component: | Parameter | Symbol | Value | Unit | | :--- | :--- | :--- | :--- | | Drain-Source Voltage | $V_{DSS}$ | 600 | V | | Continuous Drain Current | $I_D$ | 1.3 | A | | Gate-Source Voltage | $V_{GSS}$ | $\pm$20 | V | | Pulsed Drain Current | $I_{DM}$ | 2.6 | A | | Static Drain-Source On-Resistance | $R_{DS(ON)}$ | 9.0 (Typ) | $\Omega$ | | Package Type | TN3 | TO-252 (DPAK) | - | --- ## 2. Key Features * **High Switching Speed:** Optimized for applications requiring rapid transitions between on/off states. * **Low Input Capacitance ($C_{ISS}$):** Reduces gate drive requirements, making it compatible with various gate driver ICs. * **Avalanche Energy Rated:** Capable of handling voltage spikes and inductive energy without immediate failure. * **RoHS Compliant:** Leads are lead-free (Halogen-free depending on specific production batch suffixes). --- ## 3. Part Number Decoding Understanding the UTC naming convention for this specific model: | Segment | Meaning | | :--- | :--- | | **UT136** | Base series identifier | | **G** | Halogen Free and Lead Free | | **P** | Specific electrical characteristic variant | | **X** | High reliability/Special selection code | | **TN3** | Package code for TO-252 (DPAK) | | **R** | Packaging type (Tape and Reel) | --- ## 4. Typical Applications The UT136GP-X-TN3-R is commonly found in: 1. **Electronic Ballasts:** Used in lighting control circuits. 2. **AC-DC Adapters:** Acting as a primary switch in low-power chargers. 3. **DC-DC Converters:** Providing efficient power conversion in industrial electronics. 4. **LED Drivers:** Regulating current for high-voltage LED arrays. --- ## 5. Schematic Symbol & Pinout In a typical TO-252 package, the pin configuration is: 1. **Gate (G):** Controls the MOSFET conductivity. 2. **Drain (D):** Usually connected to the center lead and the metal tab for heat dissipation. 3. **Source (S):** Typically connected to ground or the return path.