744314850 Shielded wirewound SMD inductor with 8.5 µH inductance, 4 A maximum current rating (ΔT=50K), and 30.5 mΩ DCR.
Mfr Part #:

744314850

Available from 2 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
Shielded wirewound SMD inductor with 8.5 µH inductance, 4 A maximum current rating (ΔT=50K), and 30.5 mΩ DCR.
Total Stock: 1,906 pcs
$ Price Range: $2.58 - $3.80

744314850 Available from 2 distributors

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
1,053 pcs
1053 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
853 pcs
853 pcs On Request 1 On Request On Request On Request On Request On Request

744314850 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Ambient Temperature (referring to I_RP)
Automotive Grade
Conflict Minerals
Current
Current Rating (Amps)
Current Rating (Amps) (Maximum @ ΔT=50 K)
DC Resistance (DCR)
Frequency
Halogen Free
Height
Inductance
Inductance (Typical @ 100 kHz, 100 mV, 4 A)
Industrial Grade
Length
Medical Grade
Military Grade
Mounting Type
Operating Temperature
Ratings
SVHC Present
Saturation Current (Typical @ |ΔL/L| < 10%)
Shielding
Supplier Device Package
Tape & Reel
Tolerance
Type
Width

744314850 Description

Short technical summary and product information.

The 744314850 is a shielded wirewound SMD inductor from Würth Elektronik's WE-HCI series. It features an inductance of 8.5 µH (±20%) at 100 kHz/100 mV, with a rated inductance of 6.8 µH at 4 A. The component is rated for a maximum current of 4 A (ΔT=50K) and a performance current of 5.3 A (ΔT=40K). Saturation current is 2 A typical at 10% inductance drop and 4.5 A at 30% drop. The DC resistance is 30.5 mΩ ±10%. Self-resonant frequency is 44 MHz typical. The operating temperature range is -40°C to +150°C. The inductor is shielded, wirewound, and surface mountable in a 7050 (Nonstandard) package. It is AEC-Q200 qualified for automotive applications. The component is RoHS, REACH compliant and MSL Level 1. Suitable for power supply filtering, DC-DC converters, and high current applications.

744314850 Quick Information

Product Type: Fixed Inductor
Series: WE-HCI
Canonical Name: WE-HCI SMT High Current Inductor, 8.5 µH, 4 A, Shielded, 7050 Package
Subcategory: Shielded Wirewound Inductor

744314850 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): Level 1 (Unlimited)
REACH Status: Compliant
Lead Free: Yes

744314850 Estimated Pricing

Qty Low High
1+ $3.80 $3.80
10+ $3.72 $3.72
50+ $3.44 $3.44
100+ $3.29 $3.29
500+ $3.08 $3.08
1,000+ $2.58 $2.58

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

744314850 Features

  • Shielded wirewound construction for low EMI noise.
  • 8.5 µH inductance with ±20% tolerance.
  • Rated for 4 A continuous current (ΔT=50K).
  • AEC-Q200 qualified for automotive applications.
  • Surface mount in 7050 (Nonstandard) package.

744314850 Applications

  • Suitable for DC-DC converter output filtering.
  • Used in automotive engine control modules.
  • Ideal for power supply line EMI suppression.
  • Applicable in high current battery-powered devices.

744314850 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 744314850?

8.5 µH nominal at 100 kHz/100 mV, with ±20% tolerance. Rated inductance at 4 A is 6.8 µH typical.

What is the current rating of this inductor?

4 A maximum at ΔT=50K, and 5.3 A maximum at ΔT=40K.

What is the DC resistance?

30.5 mΩ ±10% at 20°C.

What is the self-resonant frequency?

44 MHz typical.

What is the package size of this inductor?

Nonstandard 7050 package: 7.00 mm x 6.90 mm x 5.00 mm.

What is the saturation current?

2 A typical at 10% inductance drop, 4.5 A typical at 30% drop.

What is the operating temperature range?

-40°C to +150°C.

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