### LPS5030-334MLB: Technical Analysis The **LPS5030-334MLB** is a high-performance, shielded power inductor manufactured by **Coilcraft**. It is part of the LPS5030 series, which is known for its low profile and high current handling capabilities in a compact footprint. --- ### 1. Part Number Breakdown Understanding the nomenclature helps identify the specific characteristics of the component: | Segment | Meaning | Value | | :--- | :--- | :--- | | **LPS5030** | Series/Size | 5.0 x 5.0 x 3.0 mm | | **334** | Inductance Code | 33 x 10^4 nH = **330 µH** | | **M** | Tolerance | ±20% | | **L** | Termination | RoHS compliant Silver-Palladium-Platinum-Glass frit | | **B** | Packaging | 7″ machine-ready reel (standard) | --- ### 2. Key Specifications These values define how the part performs within a circuit: | Parameter | Value | | :--- | :--- | | **Inductance** | 330 µH | | **DC Resistance (DCR Max)** | 1.80 Ohms | | **SRF (Self-Resonant Frequency)** | 4.8 MHz | | **Isat (Saturation Current)** | 0.32 A (30% drop) | | **Irms (Heating Current)** | 0.40 A (40°C rise) | | **Operating Temperature** | -40°C to +125°C | --- ### 3. Core Features * **Magnetic Shielding:** The part is magnetically shielded, which significantly reduces EMI (Electromagnetic Interference) and allows for high-density mounting near sensitive components. * **Low Profile:** At only 3.0 mm maximum height, it is ideal for space-constrained applications like handheld electronics. * **Robust Construction:** Designed to withstand high reflow temperatures and mechanical stress. --- ### 4. Typical Applications Due to its high inductance (330 µH) and relatively low current rating, this part is typically used in: 1. **DC-DC Converters:** Step-up or step-down converters requiring high inductance for low ripple. 2. **LED Drivers:** Providing steady current to LED strings. 3. **Battery Powered Devices:** Where efficiency and small footprint are critical. 4. **Filtering:** Used as a choke to filter out high-frequency noise in power lines. --- ### 5. Footprint/Physical Dimensions ```text Length: 5.0 mm (Max) Width: 5.0 mm (Max) Height: 3.0 mm (Max) ```