The **104CDMCCDS-R36MC** is a high-performance, surface-mount (SMD) power inductor. It is part of the CDMCCDS series manufactured by **Sumida**, specifically designed for automotive and high-reliability applications. --- ### ## 1. Technical Specifications The part number follows a specific nomenclature that defines its electrical and physical characteristics: | Parameter | Specification | | :--- | :--- | | **Inductance** | 0.36 µH | | **Tolerance** | ±20% | | **DC Resistance (DCR)** | ~1.10 mΩ (Typical) | | **Saturation Current (Isat)** | ~40.0 Amperes | | **Temperature Rise Current (Irms)** | ~28.0 Amperes | | **Operating Temperature** | -55°C to +155°C (Including self-heating) | | **Dimensions (L x W x H)** | 11.0 x 10.0 x 4.0 mm | --- ### ## 2. Key Features * **Metal Compound Core:** Uses a metal powder molding technology which allows for higher saturation currents compared to traditional ferrite cores. * **Magnetic Shielding:** The molded construction provides excellent EMI (Electromagnetic Interference) shielding, making it suitable for high-density PCB layouts. * **AEC-Q200 Qualified:** This indicates the component has passed rigorous stress testing for automotive environments (vibration, thermal shock, moisture resistance). * **Low DCR:** The low direct current resistance minimizes power loss and heat generation, increasing overall circuit efficiency. --- ### ## 3. Typical Applications This inductor is primarily used in power conversion circuits where high efficiency and high current handling are required: 1. **Automotive Systems:** LED Headlights, ADAS (Advanced Driver Assistance Systems), and Infotainment units. 2. **DC/DC Converters:** Voltage Regulator Modules (VRM) for CPUs and GPUs. 3. **Industrial:** High-current power supplies and battery management systems. --- ### ## 4. Land Pattern (Footprint) To integrate this part into a PCB design, the following approximate dimensions are used for the soldering pads: ```text [ 3.5mm ] [ 3.5mm ] +---------+ +---------+ | | | | 4.0mm | Pad | < 4.0mm > | Pad | | 1 | Gap | 2 | +---------+ +---------+ ``` ---