### ACE1V4532-510-R Technical Overview The **ACE1V4532-510-R** is a high-performance **Common Mode Choke** designed primarily for noise suppression in high-speed signal lines, specifically automotive and industrial electronics. --- ### 1. General Specifications | Feature | Specification | | :--- | :--- | | **Component Type** | Common Mode Choke | | **Package Size** | 4532 (Metric) / 1812 (Imperial) | | **Dimensions** | 4.5mm x 3.2mm x 2.8mm | | **Impedance** | 51 Ω (Typical at 100MHz) | | **Rated Current** | 200 mA to 400 mA (Range dependent on thermal conditions) | | **DC Resistance (DCR)** | ~0.4 Ω Max | | **Insulation Resistance** | 10 MΩ Min | | **Operating Temperature** | -40°C to +125°C | --- ### 2. Core Functionality This component is designed to filter **Electromagnetic Interference (EMI)**. It allows differential signals (the desired data) to pass through with minimal attenuation while providing high impedance to common-mode noise (unwanted interference). * **Magnetic Material:** Typically utilizes a ferrite core with high permeability. * **Winding Structure:** Features a bifilar or sectional winding to ensure high coupling coefficients. --- ### 3. Key Applications Due to its reliability and specific impedance characteristics, the ACE1V4532-510-R is commonly found in: 1. **Automotive Ethernet:** Used in BroadR-Reach and 100BASE-T1 applications. 2. **CAN Bus / FlexRay:** Protecting communication lines from engine noise and static. 3. **Infotainment Systems:** Filtering noise in displays and audio processing units. 4. **Power Lines:** Small-scale DC power line noise decoupling. --- ### 4. Part Number Breakdown | Segment | Meaning | | :--- | :--- | | **ACE** | Series Code (Automotive Chip Electromagnetic) | | **1V** | Voltage Rating / Type Identifier | | **4532** | Case size (4.5mm x 3.2mm) | | **510** | Impedance Code (51 x $10^0$ = 51 Ohms) | | **-R** | RoHS Compliant / Taping Reel | ---