5900-181 The Bourns 5900-181 is a fixed drum core, wirewound inductor with 180 µH inductance, ±10% tolerance, 1.7 A rated current, and 140 mOhm maximum DCR. It features an unshielded axial through-hole package for high-current RF choke applications.
Mfr Part #:

5900-181

Available from 1 distributors
Mfr Name: Bourns
Bourns
The Bourns 5900-181 is a fixed drum core, wirewound inductor with 180 µH inductance, ±10% tolerance, 1.7 A rated current, and 140 mOhm maximum DCR. It features an unshielded axial through-hole package for high-current RF choke applications.
Total Stock: 5,000 pcs

5900-181 Available from 1 distributor

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5900-181 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Current Rating (Amps)
DC Resistance (DCR)
Dielectric Strength
Inductance
Inductance Frequency - Test
Material
Mounting Type
Operating Temperature
Shielding
Tolerance
Type

5900-181 Description

Short technical summary and product information.

The Bourns 5900-181 is a fixed inductor from the 5900 series, utilizing a ferrite core with wirewound construction. It offers an inductance of 180 µH with ±10% tolerance, rated for a maximum current of 1.7 A and saturation current of 2 A. The DC resistance is 140 mOhm maximum, and the component is tested at 1 kHz. Operating temperature ranges from -55°C to 105°C, with a dielectric strength of 2500 VRMS.

 

The inductor is unshielded and packaged in an axial through-hole form factor, measuring 0.453" diameter by 0.900" length (11.51 mm x 22.86 mm). This mechanical design allows for straightforward insertion into printed circuit boards.

 

Typical applications include RF choke and filtering circuits in power supplies, DC-DC converters, and telecommunications equipment where high current handling and low DC resistance are critical. The part is RoHS3 compliant and has an MSL rating of 1 (unlimited).

5900-181 Quick Information

Product Type: Fixed Inductor
Series: 5900
Canonical Name: Bourns 5900-181 Fixed Inductor
Subcategory: Drum Core, Wirewound Inductor

5900-181 Compliance

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

5900-181 Features

  • Ferrite core wirewound construction for high current handling.
  • Rated current: 1.7 A with 2 A saturation current.
  • Low DC resistance: 140 mOhm max for efficiency.
  • Unshielded axial through-hole package.
  • Operating temperature range from -55°C to 105°C.

5900-181 Applications

  • Used as RF choke in power supply filtering circuits.
  • Suitable for DC-DC converter input/output filtering.
  • Ideal for high-current inductor applications in telecommunications equipment.
  • Can be used in noise suppression and EMI filtering.

5900-181 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the 5900-181?

The inductance is 180 µH with ±10% tolerance.

What is the current rating?

The rated current is 1.7 A maximum, with a saturation current of 2 A maximum.

What is the DC resistance?

The DC resistance is 140 mOhm maximum.

What is the package type?

The package is axial through-hole.

What is the operating temperature range?

Operating temperature range is -55°C to 105°C.

Is the inductor shielded?

No, it is unshielded.

What is the core material?

The core material is ferrite.

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