0402DF-121XJRW Fixed inductor with 120nH inductance, ±5% tolerance, 950mA current rating, and 90mOhm max DC resistance. Surface mount in 0402 package, unshielded wirewound construction with ferrite core.
Mfr Part #:

0402DF-121XJRW

Available from 1 distributors
Mfr Name: Coilcraft
Coilcraft
Fixed inductor with 120nH inductance, ±5% tolerance, 950mA current rating, and 90mOhm max DC resistance. Surface mount in 0402 package, unshielded wirewound construction with ferrite core.
✓ Total Stock: 80 pcs
$ Price Range: $0.53 - $1.18

0402DF-121XJRW Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
80 pcs
80 pcs On Request 1 On Request On Request 17+ On Request On Request

0402DF-121XJRW Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current Rating (Amps)
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Length
Material
Medical Grade
Mounting Type
Operating Temperature
Ratings
SVHC Present
Self Resonant Frequency
Shielding
Storage Temperature
Supplier Device Package
Tape & Reel
Termination Style
Tolerance
Type
Width

0402DF-121XJRW Description

Short technical summary and product information.

The Coilcraft 0402DF-121XJRW is a wirewound ferrite bead inductor in the 0402DF series. It offers 120nH inductance with ±5% tolerance, a DC resistance of 90mOhm max, and a current rating of 950mA. It is AEC-Q200 Grade 1 qualified for automotive applications.

 

Electrical characteristics include a self-resonant frequency of 2 GHz (typical), with impedance values of 67.83 Ohms at 100 MHz and 595.3 Ohms at 900 MHz. The component operates over a temperature range of -40°C to +125°C.

 

The inductor is packaged in an 0402 (1005 metric) surface mount case, measuring 1.11mm x 0.66mm x 0.66mm. It is unshielded with a ferrite core and wirewound construction. Termination is matte tin over nickel over silver-platinum-glass frit. Supplied in tape and reel (2000 pcs/reel).

 

Compliance includes RoHS3, REACH unaffected, halogen free, and lead free. The MSL is 1 (unlimited). This component is suitable for power supply filtering, RF circuits, and noise suppression in automotive and industrial electronics.

0402DF-121XJRW Quick Information

Product Type: Fixed Inductor
Series: 0402DF
Canonical Name: Coilcraft 0402DF-121XJRW Wirewound Ferrite Bead Inductor, 120 nH, ±5%, 950 mA, 0402 Package
Subcategory: Chip Inductor

0402DF-121XJRW Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 85
REACH Status: REACH Unaffected
Lead Free: Lead Free

0402DF-121XJRW Estimated Pricing

Qty Low High
1+ $1.18 $1.18
10+ $0.99 $0.99
25+ $0.91 $0.91
100+ $0.71 $0.71
250+ $0.65 $0.65
500+ $0.62 $0.62
1,000+ $0.56 $0.56
2,000+ $0.55 $0.55
4,000+ $0.53 $0.53

Estimated market price range - modelled values for guidance only, not live distributor offers.

0402DF-121XJRW Features

  • Wirewound ferrite core construction for high impedance.
  • Rated current of 950 mA with low 90 mOhm DCR.
  • Self-resonant frequency of 2 GHz typical.
  • AEC-Q200 Grade 1 qualified for automotive use.
  • Compact 0402 surface mount package.

0402DF-121XJRW Applications

  • Used in RF noise suppression and filtering.
  • Ideal for automotive engine control modules.
  • Suitable for DC-DC converter input/output lines.
  • Applied in high-speed digital signal lines.

0402DF-121XJRW FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 0402DF-121XJRW?

120 nH.

What is the current rating?

950 mA.

What is the DC resistance?

90 mOhm max.

What is the self-resonant frequency?

2 GHz typical.

What is the package size?

0402 (1005 metric).

Is this component AEC-Q200 qualified?

Yes, AEC-Q200 Grade 1.

What is the operating temperature range?

-40°C to +125°C.

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