The **PCCV22-R50M-RC** is a high-performance, surface-mount (SMD) power inductor commonly used in automotive and industrial power electronics. It is part of the PCC-V22 series, known for its high current handling and compact design. ### 1. Key Technical Specifications Below are the primary electrical and physical characteristics of the component: | Parameter | Specification | Details | | :--- | :--- | :--- | | **Inductance** | 0.50 µH | Rated at 100 kHz | | **Tolerance** | ±20% (M) | Standard industry tolerance | | **DC Resistance (DCR)** | ~0.72 mΩ | Typical (Max ~0.80 mΩ) | | **Rated Current (I-rms)** | ~30.0 A | Temperature rise current | | **Saturation Current (I-sat)** | ~50.0 A | Inductance drop of 20% or 30% | | **Operating Temp** | -55°C to +155°C | AEC-Q200 Qualified | | **Package Size** | 12.5 x 12.5 x 6.0 mm | Approximate dimensions | --- ### 2. Core Features and Construction * **Shielded Construction:** The inductor is magnetically shielded, which minimizes Electromagnetic Interference (EMI) and prevents noise from leaking into surrounding circuits. * **Metal Composite Core:** Unlike traditional ferrite cores, these use a metal alloy powder. This allows for "soft saturation" characteristics, meaning the inductance decreases gradually rather than dropping off sharply when high current is applied. * **Low DCR:** The extremely low DC resistance ensures high efficiency and minimal heat generation even under heavy loads. * **AEC-Q200 Compliance:** This indicates the part is designed for the harsh environments of the automotive industry, surviving extreme vibrations and thermal cycling. --- ### 3. Common Applications The PCCV22-R50M-RC is typically found in high-efficiency DC-DC converters and power supply modules: 1. **Automotive Systems:** ADAS (Advanced Driver Assistance Systems), infotainment, and LED lighting control. 2. **Computing:** High-current Point-of-Load (PoL) converters for CPUs and GPUs. 3. **Industrial:** Battery management systems (BMS) and motor control units. --- ### 4. Part Number Breakdown | Segment | Meaning | | :--- | :--- | | **PCCV22** | Series series identifier (Large current SMD power inductor) | | **R50** | Inductance value (R50 = 0.50 µH) | | **M** | Tolerance (M = ±20%) | | **RC** | RoHS Compliant / Revision code |