What are the key specifications?

It features a 100mΩ resistance, ±1% tolerance, 0.5W power rating, and a 1206 package size.

What should engineers review before using this part?

Review the derating curve (derating starts above 70°C) and ensure the PCB land pattern is designed according to the datasheet recommendations.

Is this part suitable for high-temperature environments?

Yes, it has an operating temperature range of -55°C to +155°C, though power derating is required above 70°C.

What is the supply risk for this component?

The component is currently active and widely available through major distributors, indicating low supply risk.

What should sourcing teams check before buying RL12FTNR100?

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

What is the pinout of RL12FTNR100?

Use the RL12FTNR100 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about RL12FTNR100 pinout to locate pins, power rails, and interface signals before layout.

RL12FTNR100 Datasheet, Specs, Alternatives & ECAD | TAI-TECH

AI summary

The RL12FTNR100 is a 100mΩ, 0.5W alloy film chip resistor in a 1206 package, ideal for precision current sensing.

Best for

Current sensing circuits
Power management systems
Battery monitoring

Avoid if

Applications requiring extreme precision beyond ±1% tolerance
High-frequency RF circuits where parasitic inductance may be an issue

Check before use

Thermal dissipation requirements
PCB layout for current sensing

Key specifications

Resistance: 100 mΩ
Power Rating: 0.5 W
Tolerance: ±1%
Package: 1206

Compliance & Environment

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

Application

Power ManagementIndustrialConsumer

Datasheet

0ad63da0fb94da7a793c972a721caa83_2304140030_TA-I-Tech-RL12FTNR100_C188071.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for RL12FTNR100: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

Get Files

PCB Footprint

Land pattern for PCB layout

Get Files

3D Model

STEP file for mechanical design

Get Files

KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

Generate library

Alternative components

Part	Details	Match
FRM121WFR100TMFOJAN	A 1206 drop-in upgrade with double the power rating and significantly better temperature stability.	Needs validation

Design and risk insights

Questions & answers

It is a low-resistance alloy film chip resistor manufactured by TAI-TECH, designed for current sensing applications.

HoJLR1206-1W-100mR-1%Milliohm	A 1206 drop-in upgrade with double the power rating and significantly better temperature stability.	Needs validation
RLP25FEER100TAI-TECH	A functional alternative with superior power and TCR, but in a larger 2512 package.	Needs validation

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 RL12FTNR100?+×

What are the key specifications?+×

What should engineers review before using this part?+×

Is this part suitable for high-temperature environments?+×

What is the supply risk for this component?+×

What should sourcing teams check before buying RL12FTNR100?+×

What is the pinout of RL12FTNR100?+×