What are the key specifications?

It features 2.2µH inductance, ±20% tolerance, 5.8A saturation current, 3.2A rated current, and a 39mΩ typical DCR.

What is this inductor used for?

It is commonly used in smartphones, tablets, IoT devices, and DC-DC power converter circuits where EMI suppression and space efficiency are critical.

What should engineers review before using this part?

Check the saturation current (Isat) vs. peak current and the heat rating current (Irms) vs. continuous load to ensure thermal stability.

What should sourcing teams check before buying FNR4030S2R2MT?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: Low; readiness: high_availability.

What is the pinout of FNR4030S2R2MT?

Use the FNR4030S2R2MT datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about FNR4030S2R2MT pinout to locate pins, power rails, and interface signals before layout.

FNR4030S2R2MT Datasheet, Specs, Alternatives & ECAD | Shenzhen CJiang Technology Co., Ltd.

AI summary

The FNR4030S2R2MT is a 2.2µH shielded power inductor in a 4030 SMD package, ideal for compact power management circuits.

Best for

Portable electronics
DC-DC converters
IoT power supplies

Avoid if

Applications requiring extremely low DCR or high-frequency RF filtering beyond 50MHz

Check before use

Peak current transients
Thermal dissipation in high-density layouts

Key specifications

Inductance: 2.2 µH
Saturation Current: 5.8 A
Rated Current: 3.2 A
DCR (Typ): 39 mΩ

Compliance & Environment

RoHS: Compliant
REACH: nan
MSL: nan
ECCN: nan
HTSUS: nan

Application

Power ManagementConsumer Electronics

Datasheet

5d500f09c9cb7e31b29ed1eb96fa553e_2304140030_cjiang--Changjiang-Microelectronics-Tech-FNR4030S2R2MT_C167869.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FNR4030S2R2MT: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

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PCB Footprint

Land pattern for PCB layout

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3D Model

STEP file for mechanical design

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KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

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Alternative components

FNR4030S3R3MTcjiang (Changjiang Microelectronics Tech)

A form-factor compatible inductor from the same series, but with lower current ratings and different inductance.

Needs validation

Design and risk insights

Questions & answers

It is a magnetic-resin shielded wire-wound power inductor with 2.2µH inductance, designed for high-density surface-mount applications.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the FNR4030S2R2MT?+×

What are the key specifications?+×

What is this inductor used for?+×

What should engineers review before using this part?+×

What should sourcing teams check before buying FNR4030S2R2MT?+×

What is the pinout of FNR4030S2R2MT?+×