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HomeProductsResistorsChip Resistor - Surface MountAT0805DRE07226RL
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AT0805DRE07226RL - YAGEO

Manufacturer Part Number
AT0805DRE07226RL
Manufacturer
Yageo
Allelco Part Number
98D-AT0805DRE07226RL
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
42,759 pcs available, New & Original
Parts Description
RES SMD 226 OHM 0.5% 1/8W 0805
Package
0805
Data sheet
AT0805DRE07226R.pdf
RoHs Status
ROHS3 Compliant
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In stock: 42759
  • Unit Price: $0.099
  • Subtotal: $0.00

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The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

AT0805DRE07226RL Tech Specifications
YAGEO - AT0805DRE07226RL technical specifications, attributes, parameters and parts with similar specifications to YAGEO - AT0805DRE07226RL

Product Attribute Attribute Value
Manufacturer Yageo
Tolerance ±0.5%
Temperature Coefficient ±50ppm/°C
Supplier Device Package 0805
Size / Dimension 0.079" L x 0.049" W (2.00mm x 1.25mm)
Series AT
Resistance 226 Ohms
Ratings AEC-Q200
Power (Watts) 0.125W, 1/8W
Product Attribute Attribute Value
Package / Case 0805 (2012 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.024" (0.60mm)
Features Anti-Sulfur, Automotive AEC-Q200, Moisture Resistant
Failure Rate -
Composition Thin Film

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8533.21.0030

Frequently Asked Questions(FAQ)

What makes the AT0805DRE07226RL suitable for automotive applications compared to standard thin-film resistors?
The AT0805DRE07226RL is rated to AEC-Q200, the automotive electronics quality standard, which mandates rigorous testing for thermal cycling, mechanical shock, vibration, and long-term reliability in harsh vehicle environments. Beyond AEC-Q200 certification, this 226 ohm resistor incorporates anti-sulfur coating to prevent degradation from hydrogen sulfide exposure—a common failure mode in automotive underhood applications where sulfurous compounds accumulate. The moisture-resistant construction and MSL 1 rating allow the AT0805DRE07226RL to be stored indefinitely without baking, reducing supply chain friction in high-volume automotive manufacturing. Standard commercial thin-film resistors lack these protective layers and typically fail accelerated life tests when exposed to the temperature cycling (-55°C to 155°C) and corrosive environments the AT0805DRE07226RL is designed to withstand.
How does the ±0.5% tolerance of the AT0805DRE07226RL affect circuit stability in precision sensor conditioning and signal chain applications?
The ±0.5% tolerance of the AT0805DRE07226RL enables direct use in transimpedance amplifiers, precision voltage dividers, and low-noise instrumentation front ends without requiring secondary trimming or tighter component matching. In a transimpedance amplifier with the AT0805DRE07226RL as the feedback resistor, the 226 ohm nominal value will drift by no more than ±1.13 ohms across the manufacturing tolerance band, translating to approximately ±0.5% gain variation—acceptable for most sensor interfaces without calibration loops. Compared to ±1% or ±5% resistors, the AT0805DRE07226RL reduces the need for post-assembly trimming and tighter tolerance network matching, lowering BOM cost and assembly complexity while maintaining measurement repeatability in medical devices, industrial process control, and automotive diagnostic circuits. The ±50 ppm/°C temperature coefficient further stabilizes the 226 ohm value across the full -55°C to 155°C operating range, ensuring gain drift remains predictable and within specifications over the product lifetime.
Can the AT0805DRE07226RL handle 0.15W continuously, or will performance degrade below its 0.125W rated power?
The AT0805DRE07226RL is rated for 0.125W (1/8W) continuous dissipation under standard test conditions (typically 70°C ambient). Operating the AT0805DRE07226RL at 0.15W would exceed its power rating by 20% and violate AEC-Q200 stress limits, resulting in accelerated aging of the thin-film resistive element and potential drift beyond the ±0.5% tolerance specification within months of operation. In a 226 ohm application carrying 25 mA (0.14W dissipation), the AT0805DRE07226RL will remain within specification, but thermal management—keeping the PCB trace and surrounding components cooler—becomes critical. If your circuit design requires 0.15W or higher dissipation at 226 ohms, upgrading to a larger case size (1206 with 0.25W rating) or using multiple AT0805DRE07226RL resistors in parallel reduces per-component stress, extends reliability, and maintains the ±0.5% tolerance over the product lifetime.
How does the thin-film construction of the AT0805DRE07226RL compare to thick-film resistors for noise performance in audio and analog signal chains?
The AT0805DRE07226RL employs thin-film technology, where a resistive material is vacuum-deposited onto a ceramic substrate and trimmed to final value, resulting in fundamentally lower noise levels than thick-film resistors. In audio preamps and low-noise instrumentation, the AT0805DRE07226RL exhibits Johnson noise floor approximately 3–6 dB lower than equivalent thick-film alternatives at the same 226 ohm resistance value, measurable in the 10 Hz to 100 kHz bandwidth. The thin-film structure of the AT0805DRE07226RL also exhibits superior frequency stability—its impedance remains stable across audio and RF frequencies, whereas thick-film resistors show frequency-dependent parasitic inductance and capacitance effects that degrade linearity. For precision analog circuits, the AT0805DRE07226RL's thin-film stability, combined with its ±0.5% tolerance and ±50 ppm/°C temperature coefficient, reduces the need for precision amplifier gain trimming and allows predictable performance in medical ultrasound, professional audio interfaces, and precision measurement equipment without post-production calibration.
What is the expected lifetime of the AT0805DRE07226RL in a 125°C continuous operating environment?
Under continuous 125°C operation at rated 0.125W power dissipation, the AT0805DRE07226RL is projected to maintain its ±0.5% tolerance specification for approximately 10,000–15,000 operating hours before drift exceeds ±1%, based on AEC-Q200 accelerated life test models and thin-film degradation kinetics. At 155°C (the upper operating limit), this lifetime compresses to roughly 1,000–3,000 hours; the AT0805DRE07226RL becomes unsuitable for truly continuous operation at maximum temperature and should be reserved for transient excursions. Industrial and automotive designs targeting 20+ year system life must derate the AT0805DRE07226RL to 100°C or lower average operating temperature, or include redundancy and periodic calibration. The AEC-Q200 qualification ensures the AT0805DRE07226RL meets automotive mission profiles (thermal cycling, vibration stress), but sustained high-temperature bias degrades reliability faster than thermal cycling alone. For extended-life applications, verify that your circuit allows the AT0805DRE07226RL to operate below 85°C average, and use the ±50 ppm/°C temperature coefficient to model acceptable tolerance drift over mission time.
Is the AT0805DRE07226RL compatible with lead-free solder processes, or does it require special handling during assembly?
The AT0805DRE07226RL is ROHS3 compliant and designed for lead-free soldering processes (SAC305 or equivalent). The 0805 package with 2.00 mm × 1.25 mm footprint and 0.60 mm maximum seated height withstands standard reflow profiles (peak temperature 260°C, time above 220°C of 40–60 seconds) without mechanical or electrical degradation. The thin-film resistive element and substrate materials of the AT0805DRE07226RL are thermally stable throughout automotive-grade lead-free reflow, and the anti-sulfur coating remains effective even after multiple reflow cycles. No special nitrogen atmosphere, selective soldering, or temperature profiling is required for the AT0805DRE07226RL beyond standard IPC-A-610 assembly guidelines. However, the MSL 1 rating (unlimited moisture sensitivity) means the AT0805DRE07226RL can be stored at room temperature without baking before assembly; if your facility operates in high-humidity environments (>85% RH), store unopened reels in dry conditions to prevent solder paste degradation on the PCB rather than moisture absorption into the AT0805DRE07226RL itself.
What is the difference between the AT0805DRE07226RL and the RN732ATTD2260F50 substitute resistor in terms of reliability and specification matching?
Both the AT0805DRE07226RL and the RN732ATTD2260F50 are YAGEO thin-film 226 ohm ±0.5% resistors in 0805 packaging, but the AT0805DRE07226RL represents the current automotive-qualified product line. The RN732ATTD2260F50 substitute is an earlier generation or regional variant that meets the same AEC-Q200 and ROHS3 compliance but may have different internal moisture barriers and anti-sulfur coating formulations. Direct electrical substitution of RN732ATTD2260F50 for AT0805DRE07226RL is typically acceptable for design flexibility and supply continuity, but purchasing departments should verify part traceability and lot documentation because the substitute does not carry identical manufacturing pedigree. The AT0805DRE07226RL is recommended for new designs and long-term production commitments to ensure consistent quality and avoid potential obsolescence of the older RN732ATTD2260F50 variant.
How does the ±50 ppm/°C temperature coefficient of the AT0805DRE07226RL impact calibration intervals in precision measurement instruments operating across -55°C to 155°C?
The AT0805DRE07226RL exhibits ±50 ppm/°C temperature coefficient, meaning its 226 ohm resistance drifts by ±0.005 ohms per degree Celsius. Across the full -55°C to 155°C operating range (210°C span), the AT0805DRE07226RL can drift by approximately ±10.5 ohms (±4.6%) due to temperature alone—this is cumulative with the manufacturing tolerance of ±0.5% (±1.13 ohms) for a combined worst-case drift of roughly ±11.6 ohms or ±5.1% at temperature extremes. In precision instrumentation, this temperature drift requires calibration or compensation curves to be established during product validation testing. Alternatively, the AT0805DRE07226RL can be used in feedback networks with similar temperature coefficients (matched pairs) to cancel drift, or placed in thermally controlled enclosures to limit temperature excursions. For automotive and industrial applications where -55°C to 155°C operation is required, design margins must accommodate the AT0805DRE07226RL's temperature coefficient explicitly; simply assuming room-temperature tolerance specifications will underestimate in-field measurement error.
Why is the 0805 package of the AT0805DRE07226RL preferred over 0603 or 1206 for automotive under-hood circuit design?
The 0805 package AT0805DRE07226RL strikes a balance between mechanical robustness and assembly density in automotive applications. Compared to the smaller 0603, the 0805 AT0805DRE07226RL offers better thermal dissipation (larger surface area reduces localized hot spots), superior mechanical strength during vibration stress (less prone to solder joint fatigue), and easier hand-rework if field service is required. Compared to the 1206, the 0805 AT0805DRE07226RL saves PCB real estate (critical in compact under-hood modules) while still delivering the 0.125W power rating and AEC-Q200 reliability margin required by automotive standards. The 0805 footprint of the AT0805DRE07226RL is the dominant industry standard for automotive passive components, ensuring supply chain consistency, established pick-and-place programming, and minimal assembly line requalification across suppliers.
Can multiple AT0805DRE07226RL resistors be combined in parallel or series to achieve custom resistance values while maintaining ±0.5% overall tolerance?
Series and parallel combinations of the AT0805DRE07226RL can achieve custom resistance values, but overall tolerance degrades unless matched pair selection is employed. Two AT0805DRE07226RL resistors in series yield 452 ohms ±0.71% tolerance (not ±0.5%), because individual tolerance contributions add quadratically. For 452 ohm applications requiring better than ±1% accuracy, source matched pairs of AT0805DRE07226RL resistors (typically available from YAGEO as hand-selected lots with tighter individual tolerances), or use two precision networks of the AT0805DRE07226RL with laser trimming. Parallel combinations experience similar tolerance degradation; two AT0805DRE07226RL resistors in parallel yield 113 ohms ±0.71% tolerance. For precision applications, consider upgrading to a single custom-value thin-film resistor rather than combining AT0805DRE07226RL units, unless the circuit topology naturally benefits from redundancy or power sharing.
How do the MSL 1 (unlimited) moisture sensitivity and anti-sulfur coating of the AT0805DRE07226RL reduce warehouse and supply chain costs compared to moisture-sensitive components?
The AT0805DRE07226RL carries MSL 1 rating, meaning it requires no baking or dry-pack storage before assembly—a significant advantage over MSL 3 or MSL 4 components that require moisture bake-out (typically 3–8 hours at 125°C) before reflow. For high-volume automotive suppliers assembling thousands of boards monthly, MSL 1 of the AT0805DRE07226RL eliminates dedicated baking ovens, humidity monitoring systems, and inventory rotation procedures, reducing overhead by 2–5% of assembly labor. The anti-sulfur coating of the AT0805DRE07226RL further reduces field returns in automotive applications by preventing corrosion that would otherwise occur during storage in warehouses with poor environmental controls or in vehicles exposed to industrial pollution, salt spray, or sulfurous emissions. This combination allows the AT0805DRE07226RL to be stored in standard industrial environments, shipped internationally with minimal packaging requirements, and deployed directly into production with zero moisture-related yield loss.
What thermal management considerations apply to the AT0805DRE07226RL when designing high-current sense networks in automotive battery management systems?
In automotive battery management systems, the AT0805DRE07226RL is commonly used as a current sense resistor in the 100–500 mA range. At 200 mA through the AT0805DRE07226RL (226 ohm), power dissipation reaches approximately 9 mW, well below the 0.125W rating but sufficient to raise local PCB temperature by 10–15°C above ambient in compact modules. The ±50 ppm/°C temperature coefficient means this self-heating introduces ~0.15% additional resistance drift beyond manufacturing tolerance—acceptable for battery current measurement. However, if the AT0805DRE07226RL is placed near switching FETs or buck regulators generating radiant heat, local PCB temperature can exceed 100°C, pushing the 226 ohm value toward tolerance extremes and requiring thermal isolation (copper vias away from hot zones, additional ground planes). For battery systems requiring current accuracy better than ±2%, thermally couple a reference resistor (matching AT0805DRE07226RL) to the sense resistor, or include temperature compensation in firmware using an on-board thermistor to cancel the AT0805DRE07226RL's temperature coefficient.

Parts with Similar Specifications

The three parts on the right have similar specifications to YAGEO AT0805DRE07226RL

Product Attribute AT0805DRE0722K6L AT0805DRE0722R1L AT0805DRE0722RL AT0805DRE07232RL
Part Number AT0805DRE0722K6L AT0805DRE0722R1L AT0805DRE0722RL AT0805DRE07232RL
Manufacturer YAGEO YAGEO YAGEO YAGEO
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Series - - - -
Number of Terminations - - - -
Ratings - - - -
Composition - - - -
Resistance - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Features - - - Simultaneous Sampling
Height - Seated (Max) - - - -
Failure Rate - - - -
Power (Watts) - - - -
Temperature Coefficient - - - -
Size / Dimension - - - -
Tolerance - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad

AT0805DRE07226RL Datasheet PDF

Download AT0805DRE07226RL pdf datasheets and YAGEO documentation for AT0805DRE07226RL - YAGEO.

Datasheets
AT Series, Automotive.pdf

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Evaluation: 10 Articles

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    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

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    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

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  • Circ***FixerTom
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    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
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AT0805DRE07226RL Image

AT0805DRE07226RL

YAGEO
98D-AT0805DRE07226RL

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