The **LPS5030-333ML** is a high-performance, power-shielded surface mount (SMD) inductor manufactured by **Coilcraft**. It belongs to the LPS5030 series, known for having a small footprint and a low profile. --- ### ## Technical Specifications The part number `LPS5030-333ML` provides specific details about its electrical characteristics: | Parameter | Value | Description | | :--- | :--- | :--- | | **Inductance** | 33 µH | Measured at 100 kHz, 0.1 Vrms | | **Tolerance** | ±20% | Indicated by the suffix 'M' | | **DCR (Max)** | 0.280 Ohms | Maximum Direct Current Resistance | | **SRF (Typ)** | 14 MHz | Self-Resonant Frequency | | **Isat** | 0.94 A | Saturation Current (10% drop in inductance) | | **Irms** | 1.10 A | RMS Current (40°C temperature rise) | --- ### ## Key Features * **Magnetic Shielding:** The component is shielded, which minimizes Electromagnetic Interference (EMI) with surrounding components. * **Compact Dimensions:** * **Length/Width:** 4.9 x 4.9 mm * **Height:** 2.9 mm (Max 3.0 mm) * **Robustness:** Designed for high-density boards where space is limited but power handling is required. * **AEC-Q200 Grade:** Most parts in this series are qualified for automotive applications. --- ### ## Common Applications The LPS5030-333ML is typically used in power management circuits where voltage conversion is required: 1. **DC-DC Converters:** Used in buck (step-down) or boost (step-up) regulators. 2. **Portable Electronics:** Ideal for smartphones, tablets, and handheld devices due to its low profile. 3. **LED Drivers:** Provides steady current filtering for lighting applications. 4. **Battery Powered Systems:** High efficiency due to relatively low DCR. --- ### ## Part Number Breakdown To better understand how Coilcraft labels these parts: * **LPS:** Series identifier (Low Profile Shielded). * **5030:** Dimensions (approx. 5.0 x 3.0 mm height). * **333:** The inductance value. The first two digits (33) are the significant figures; the third digit (3) is the multiplier ($10^3$). $33,000$ nH = **33 µH**. * **M:** Tolerance code (±20%). * **L:** Termination/Packaging code (e.g., Lead-free, RoHS compliant).