# AAPS1040M4R7A (Component) ## Description 9.1A 4.7uH ±20% 15.15A 19.9mΩ SMD,11.5x10mm Fixed Inductors The AAPS1040M4R7A belongs to the AAPS series of molded power inductors, designed for high-current DC-DC converters and power management applications. It features a magnetically shielded construction, helping reduce electromagnetic interference (EMI) while maintaining stable inductance. Key Characteristics Component Type: Fixed power inductor Inductance: 4.7 µH Tolerance: typically ±20% Construction: Molded / shielded (low EMI noise) Mounting Type: Surface-mount (SMD) Package Size: approx. 10 × 10 mm footprint (1040 size) DC Resistance (DCR): ~19.9 mΩ (max) Rated Current (Irms): ~9.1 A Saturation Current (Isat): ~15.15A Function This inductor is used to: Store energy in magnetic form Smooth current in switching regulators Filter noise in power circuits Stabilize voltage in DC-DC converters Commonly found in: Buck / boost converters Power supplies Battery-powered systems Embedded electronics #commonpartslibrary #inductor #coil ## Component Details - **Owner:** adrian95 - **Created:** 4/24/2026 - **Last Updated:** 4/24/2026 - **Visibility:** Public - **Manufacturer Part Number:** AAPS1040M4R7A - **Inductance:** 4.7µH - **Manufacturer Name:** Coilank - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Inductor - **LCSC Part Number:** C47327359 - **Datasheet URL:** https://www.lcsc.com/datasheet/C47327359.pdf?spm=wm.sxq.inf.ggs&utm_source=octopart&lcsc_vid=T1kIXgFeT1NaU1RXQFBbUlUHT1cKU1NXFVBeX1VSTlAxVlNRQVhXU11fQVNYUTsOAxUeFF5JWA4NEwsWFhMaSQcJGk4%3D ## Distributor Pricing (qty 1) *Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.* | Distributor | Unit Price (qty 1) | Stock | |------------|--------------------|-------| | [LCSC](https://www.lcsc.com/product-detail/C47327359.html) | N/A | N/A | - **Part Type:** Inductors - **Sub-Type:** Fixed - **MPN:** AAPS1040M4R7A - **Mount Type:** Surface Mount - **Package / Case Code:** TO - **Pin Count:** 2 - **Inductance:** 4.7µH ## Pins | Pin | Name | Type | |-----|------|------| | 1 | P1 | | | 2 | P2 | | --- *Generated from [https://www.flux.ai/adrian95/aaps1040m4r7a~cnq](https://www.flux.ai/adrian95/aaps1040m4r7a~cnq)*