## Technical Overview: ATS-18A-203-C2-R0 The **ATS-18A-203-C2-R0** is a high-performance **heat sink** manufactured by Advanced Thermal Solutions (ATS). It is specifically designed for cooling electronic components such as CPUs, GPUs, and other high-heat surface mount devices (SMD). --- ### 1. Key Technical Specifications | Parameter | Specification | |:---|:---| | **Manufacturer** | Advanced Thermal Solutions (ATS) | | **Material** | Aluminum | | **Finish** | Blue Anodized | | **Thermal Resistance** | 8.93°C/W (at 200 LFM) | | **Attachment Method** | pushPIN™ (Brass pins) | | **Dimensions (L x W x H)** | 54.00mm x 54.00mm x 10.00mm | | **Fin Style** | XC-CUT (Cross-cut) | --- ### 2. Major Electronic & Design Components #### A. Fin Pattern (XC-CUT) The "XC-CUT" design features a cross-cut fin pattern. Unlike standard straight fins, cross-cutting increases the surface area and creates more turbulence in the airflow. This is critical for electronic cooling because it breaks up the boundary layer of air, allowing for more efficient heat dissipation. #### B. pushPIN™ Attachment System Instead of using messy thermal adhesives or fragile clips, this part uses the **pushPIN™** system: * **Spring-loaded Mechanism:** Provides a precise amount of downward pressure (Force) onto the electronic chip. * **Consistent Contact:** Ensures the thermal interface material (TIM) is compressed evenly, reducing air gaps. #### C. Thermal Interface Material (TIM) The "C2" in the part number indicates that the heat sink comes pre-applied with **ATS-PPS-02** thermal grease. This is a high-performance material that fills microscopic imperfections between the electronic component's surface and the heat sink base. --- ### 3. Application Use Cases This specific heat sink is typically found in the following electronic systems: 1. **Telecommunications:** High-speed routers and switches. 2. **Embedded Systems:** Industrial PC boards where vertical space is limited (10mm height). 3. **Power Electronics:** Voltage regulator modules (VRMs) that generate significant heat in a small footprint. --- ### 4. Airflow Performance Data ```text Airflow Velocity | Thermal Resistance (Unducted) ----------------------------------------------- 1.0 m/s (200 LFM)| 8.93 °C/W 2.0 m/s (400 LFM)| 4.07 °C/W 3.0 m/s (600 LFM)| 3.02 °C/W ``` ---