### Technical Overview: LPS5030-332ML The **LPS5030-332ML** is a high-performance, shielded power inductor manufactured by **Coilcraft**. It is part of the LPS5030 series, known for having a small footprint and a very low profile (3.0 mm), making it ideal for space-constrained electronic assemblies. --- ### 1. Part Number Breakdown Understanding the nomenclature helps identify the component's specific characteristics: | Component Segment | Value | Description | | :--- | :--- | :--- | | **LPS** | Series | Low Profile, Shielded Power Inductor | | **5030** | Size | ~5.0 x 5.0 mm footprint; 3.0 mm height | | **332** | Inductance | 3.3 µH (33 x 10^2 nH) | | **M** | Tolerance | ±20% | | **L** | Termination | RoHS compliant silver-palladium-platinum-glass frit | --- ### 2. Key Electrical Specifications Below are the critical electrical parameters for the 3.3 µH variant: | Parameter | Specification | Units | | :--- | :--- | :--- | | **Inductance** | 3.3 | µH | | **DCR (max)** | 0.055 | Ohms (Ω) | | **SRF (typ)** | 67 | MHz | | **Isat (10% drop)** | 2.5 | Amperes (A) | | **Irms (40°C rise)** | 2.1 | Amperes (A) | --- ### 3. Core Features and Materials * **Magnetic Shielding:** The part is magnetically shielded to minimize EMI (Electromagnetic Interference), which is crucial for high-density PCB designs. * **Low Profile:** With a maximum height of 3.0 mm, it fits easily into slim consumer electronics. * **Robust Construction:** It features a Ferrite core material, providing high efficiency and stable performance across a wide temperature range. * **Temperature Range:** Typically rated for an ambient temperature range of **-40°C to +85°C** (with Irms current). --- ### 4. Typical Applications The LPS5030-332ML is commonly found in the following circuits: 1. **DC-DC Converters:** Used as an energy storage element in buck, boost, or SEPIC converters. 2. **Handheld Devices:** Smart phones, tablets, and portable medical devices where height is restricted. 3. **LED Drivers:** Providing stable current for lighting applications. 4. **LCD Displays:** Powering the backlighting and logic boards. --- ### 5. Recommended Land Pattern (Example) When designing a PCB for this part, use the following approximate dimensions: ```text 5.20 mm <--------------> +--------------+ ^ | [ Pad 1 ] | | 1.50 mm +--------------+ v | ( 2.20 mm Gap ) | +--------------+ ^ | [ Pad 2 ] | | 1.50 mm +--------------+ v ```