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74479876210C

SKU: 74479876210C

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WURTH Power Inductor (SMD) 1 H 1.8 A Shielded

Enhance your electronic designs with the high-performance WURTH Power Inductor, part number 74479876210C, manufactured by WURTH. Designed for reliable power management in various applications, this shielded SMD inductor offers excellent electrical characteristics and compliance with industry standards.

  • Part Number: 74479876210C
  • Manufacturer: WURTH
  • Country of Origin: TW (Taiwan)
  • UOM: Each (EA)
  • ECCN: EAR99
  • Package Type: SMD
  • Datasheet: Download Datasheet

Product Features

  • Inductance: 1 µH with ±20% tolerance at 1 MHz/5 mA test conditions
  • Rated Current 1: 1200 mA (ΔT = 20 K)
  • Rated Current 2: 1800 mA (ΔT = 40 K)
  • Saturation Current: 1800 mA with <30% inductance reduction
  • DC Resistance: 75 mΩ (typ.), max 93.75 mΩ at 20°C
  • Self-Resonant Frequency: ≥70 MHz
  • Q-Factor: Minimum 15 at 1 MHz
  • Designed for high saturation current and low RDC

Electrical Specifications

Property Test Conditions Value Unit Tolerance
Inductance (L) 1 MHz / 5 mA 1 µH ±20%
Rated Current 1 (I R 1) ΔT = 20 K 1200 mA Typ.
Rated Current 2 (I R 2) ΔT = 40 K 1800 mA Typ.
Saturation Current (I SAT) ΔL / L < 30% 1800 mA Typ.
DC Resistance (R DC) @ 20°C 75 ±25%
Self Resonant Frequency 70 MHz Min.
Q-Factor 1 MHz 15 Min.

Environmental & Certification Standards

  • RoHS Compliant [2011/65/EU & 2015/863]
  • REACH Conform or Declared [(EC)1907/2006]
  • Halogen Free: Conforms to JEDEC JS709B and IEC 61249-2-21

Operational & Storage Conditions

  • Maximum Temperature: +125°C under worst-case conditions
  • Ambient Temperature Range: -40°C to +85°C
  • Operating Temperature Range: -40°C to +125°C
  • Storage Conditions: < 40°C, < 75% RH in original packaging
  • Moisture Sensitivity Level (MSL): 1

Mechanical & Mounting Details

Dimensions (mm) Width Height
0.5 x 0.3 1.0 1.8

Recommended Land Pattern

Pattern Width (mm) Height (mm)
1.8 0.8

Reflow Soldering Profile

Profile Feature Value
Preheat Temperature Min / Max 150°C / 200°C
Preheat Time 60-120 seconds
Ramp-up Rate 3°C/sec max
Liquidous Temperature (T L) 217°C
Time above T L 60-150 seconds
Peak Temperature (T p) Refer datasheet
Ramp-down Rate 6°C/sec max
Time from 25°C to Peak Up to 8 minutes

Note

This electronic component has been designed and developed for usage in general electronic equipment only. It is not authorized for use in equipment requiring higher safety or reliability standards where failure could cause severe personal injury or death, unless specifically agreed upon. Würth Elektronik products are not intended for military, aerospace, nuclear, automotive, medical, or other high-reliability applications without prior consultation. Please review the datasheet for detailed specifications and application guidelines. For more details, search the internet for the part number 74479876210C.

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