What are the primary applications for this resistor?

It is designed for current detection in DC-DC converters, battery packs, power management systems, and switching power supplies.

What are the key thermal considerations?

The component is designed for high power dissipation. It should be used within the derating curve provided in the datasheet, with a maximum operating temperature of 155°C.

What are the key specifications?

Key specs include a 1W power rating at 70°C, 20mΩ resistance, ±1% tolerance, and a maximum loading current of 70.7A.

What should sourcing teams check before buying FRM121WFR020TM?

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

What is the pinout of FRM121WFR020TM?

Use the FRM121WFR020TM datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about FRM121WFR020TM pinout to locate pins, power rails, and interface signals before layout.

FRM121WFR020TM Datasheet, Specs, Alternatives & ECAD | FOJAN

AI summary

The FRM121WFR020TM is a 1W, 20mΩ metal alloy chip resistor in a 1206 package, ideal for high-power current sensing applications.

Best for

Current sensing
Power management
Battery protection circuits

Avoid if

Applications requiring extremely low inductance (though metal alloy is generally good)
Space-constrained designs where 1206 is too large

Check before use

PCB pad layout dimensions
Reflow soldering profile

Key specifications

Resistance: 20 mΩ
Power Rating: 1 W
Package: 1206
Tolerance: ±1%

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

Power ManagementIndustrialConsumer Electronics

Datasheet

9e07ced64662700eb0e4bff6a776728f_2407091734_FOJAN-FRM121WFR020TM_C7420010.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for FRM121WFR020TM: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint

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3D Model

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KiCad Library

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 1W metal alloy chip resistor with a 20mΩ resistance value, housed in a 1206 surface-mount package.

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 FRM121WFR020TM?+×

What are the primary applications for this resistor?+×

What are the key thermal considerations?+×

What are the key specifications?+×

What should sourcing teams check before buying FRM121WFR020TM?+×

What is the pinout of FRM121WFR020TM?+×