SDR0403-2R7ML The Bourns SDR0403-2R7ML is a surface mount SMD power inductor with a 2.7 µH inductance value. It offers a current rating of 3.5A and a low DC resistance of 52mΩ.
Mfr Part #:

SDR0403-2R7ML

Available from 2 distributors
Mfr Name: Bourns
Bourns
The Bourns SDR0403-2R7ML is a surface mount SMD power inductor with a 2.7 µH inductance value. It offers a current rating of 3.5A and a low DC resistance of 52mΩ.
Total Stock: 2,483 pcs
$ Price Range: $0.20

SDR0403-2R7ML 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
2,013 pcs
2013 pcs On Request 1 On Request On Request 16+ On Request On Request
Non-Authorised Inventory information
470 pcs
470 pcs On Request 1 On Request On Request On Request On Request On Request

SDR0403-2R7ML Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Current Rating (Amps)
DC Resistance (DCR)
Frequency
Height
Inductance
Lead Style
Length
Material
Mounting Type
Operating Temperature
Q @ Freq
Shielding
Tape & Reel
Tolerance
Type
Width

SDR0403-2R7ML Description

Short technical summary and product information.

This Bourns SDR0403 series SMD power inductor is designed for applications requiring reliable inductance in a compact form factor. It features a 2.7 µH inductance with a ±20% tolerance, suitable for input/output of DC/DC converters and power supplies.

 

The inductor has a maximum current rating of 3.5A (Irms) and a saturation current rating of 2.43A (Isat). Its DC resistance is a maximum of 52mΩ, contributing to efficient power delivery. The operating temperature range is -40°C to 125°C.

 

Constructed with a ferrite core and wirewound technology, this unshielded inductor is surface mountable. Its dimensions are 4.50mm in length, 4.00mm in width, and 3.50mm in height. It is supplied in tape and reel packaging with 2000 pieces per reel.

 

The SDR0403-2R7ML is RoHS3 compliant and has an MSL rating of 1.

SDR0403-2R7ML Quick Information

Product Type: SMD Power Inductor
Series: SDR0403
Canonical Name: Bourns SDR0403 Series SMD Power Inductor
Subcategory: Fixed Inductor

SDR0403-2R7ML Compliance

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

SDR0403-2R7ML Estimated Pricing

Qty Low High
1+ $0.20 $0.20

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

SDR0403-2R7ML Features

  • Surface mount SMD power inductor.
  • 2.7 µH inductance with ±20% tolerance.
  • 3.5A maximum current rating.
  • Low 52mΩ maximum DC resistance.
  • Wide -40°C to 125°C operating temperature.

SDR0403-2R7ML Applications

  • Used in DC-DC converter circuits.
  • Suitable for power line filtering.
  • Ideal for RF choke applications.
  • Applicable in consumer electronics.
  • Used in automotive electronics.

SDR0403-2R7ML FAQs

7 frequently asked questions generated from this part’s specifications.
What is the inductance of the SDR0403-2R7ML?

2.7 µH at 1kHz.

What is the tolerance of the inductance?

±20%.

What is the saturation current rating (Isat)?

2.43 A (typical).

What is the maximum DC resistance (DCR)?

52 mΩ maximum.

What is the self-resonant frequency (SRF)?

75 MHz minimum.

What is the operating temperature range?

-40°C to 125°C.

What are the package dimensions?

4.5mm length, 4.0mm width, 3.5mm height.

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