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7447779112 Fixed inductor, 12µH ±20%, shielded ferrite core, surface mount. Rated current 1.82A, DC resistance 58 mOhm max.
Mfr Part #:

7447779112

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Fixed inductor, 12µH ±20%, shielded ferrite core, surface mount. Rated current 1.82A, DC resistance 58 mOhm max.
✓ Total Stock: 25 pcs

7447779112 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Speed Components Ltd ✓
Non-Authorised Inventory information
25 pcs
On Request
25 pcs On Request 1 On Request On Request On Request On Request On Request
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7447779112 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
AEC-Q200
Ambient Temperature (referring to IR)
Automotive Grade
Current
Current Rating (Amps)
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Length
Material
Mounting Type
Operating Temperature
Operating Voltage
Performance Rated Current
Ratings
Saturation Current (Typical @ |ΔL/L| < 10%)
Saturation Current (Typical @ |ΔL/L| < 30%)
Shielding
Supplier Device Package
Tolerance
Type
Width
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7447779112 Description

Short technical summary and product information.

The 7447779112 from Würth Elektronik is a shielded wirewound power inductor featuring a ferrite drum core. It is part of the WE-PD Robust series designed for surface mount assembly in a 7345 package (7.3x7.3x4.5mm).

 

Electrical characteristics include an inductance of 12µH at 1kHz/250mV, DC resistance of 50mOhm typical (58mOhm maximum), and a rated current of 1.82A with a 40K temperature rise. The saturation current is 2.4A typical at 10% inductance drop and 3A at 30% drop. Self-resonant frequency is 23MHz.

 

This inductor is qualified to AEC-Q200 Grade 1 for automotive applications and operates over -40°C to 125°C. It is RoHS, REACH, and Halogen Free compliant with MSL Level 1.

7447779112 Quick Information

Product Type: Fixed Inductor
Series: WE-PD
Canonical Name: Fixed Inductor 12µH Shielded Wirewound Ferrite Core Surface Mount AEC-Q200
Subcategory: Shielded Power Inductor

7447779112 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): Level 1 (Unlimited)
REACH Status: REACH Conform

7447779112 Features

  • Shielded ferrite core for low EMI.
  • Rated current 1.82A at 40K rise.
  • AEC-Q200 Grade 1 qualified.
  • RoHS, REACH, Halogen Free compliant.
  • Operating temperature -40°C to 125°C.

7447779112 Applications

  • Ideal for DC-DC converter output filtering.
  • Used in automotive engine control units.
  • Suitable for power supply rail smoothing.
  • Works in industrial power management circuits.

7447779112 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance value and tolerance?

12 µH ±20% at 1 kHz/250 mV.

What is the rated current for this inductor?

1.82 A maximum at ΔT=40 K.

What is the DC resistance (DCR)?

50 mOhm typical, 58 mOhm maximum at 20°C.

What is the self-resonant frequency?

23 MHz typical.

What package size and mounting type does this inductor use?

Surface mount in a nonstandard 7345 package (7.3x7.3x4.5 mm).

What are the saturation current ratings?

2.4 A typical at 10% inductance drop, 3 A typical at 30% drop.

Is this inductor qualified for automotive use?

Yes, AEC-Q200 Grade 1 qualified.

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