The **79D06AG-TM3-R** is a specific electronic component, typically identifying as a **Negative Voltage Regulator**. It is commonly manufactured by UTC (Unisonic Technologies Co., Ltd). --- ### 1. General Overview This device is part of the **79Dxx series**, which provides a fixed negative output voltage. It is designed to complement the 78Dxx series (positive regulators) in dual-power supply applications. ### 2. Technical Specifications The following table highlights the key electrical characteristics of the 79D06AG-TM3-R: | Parameter | Specification | | :--- | :--- | | **Output Voltage** | -6.0V | | **Output Current** | Up to 0.5A (500mA) | | **Input Voltage (Max)** | -35V | | **Package Type** | TO-251 (represented by 'TM3' suffix) | | **Operating Temp Range** | -40°C to +125°C | | **Polarity** | Negative | --- ### 3. Part Number Breakdown The nomenclature of this part provides specific details about its construction: * **79D06**: The series code. "79" indicates a negative regulator, "D" indicates the 0.5A current class, and "06" indicates a -6V output. * **A**: Often denotes a specific accuracy grade or version. * **G**: Typically stands for **Halogen-Free** and RoHS compliant (Green). * **TM3**: Refers to the **TO-251** package (also known as I-PAK). * **R**: Indicates the packing type, usually **Tape and Reel** or **Tube**. --- ### 4. Key Features & Protections Modern 79D06 units include several internal safety mechanisms to prevent failure: * **Thermal Overload Protection:** Shuts down the device if it becomes too hot. * **Short Circuit Current Limiting:** Restricts output current if the load shorts. * **Safe Operating Area (SOA) Protection:** Ensures the output transistor operates within safe power limits. ### 5. Common Applications * **Dual Power Supplies:** Used alongside a 7806 to provide ±6V rails for Operational Amplifiers (Op-Amps). * **Industrial Controls:** Providing stable reference voltages for negative logic circuits. * **Audio Equipment:** Powering balanced audio stages. ---