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HomeProductsResistorsChip Resistor - Surface Mount9T06031A82R5CAHFT
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9T06031A82R5CAHFT - YAGEO

Manufacturer Part Number
9T06031A82R5CAHFT
Manufacturer
Yageo
Allelco Part Number
98D-9T06031A82R5CAHFT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
733,115 pcs available, New & Original
Parts Description
RES SMD 82.5OHM 0.25% 1/10W 0603
Package
0603
Data sheet
9T06031A82R5CAH.pdf
RoHs Status
 
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In stock: 733115

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Specifications

9T06031A82R5CAHFT Tech Specifications
YAGEO - 9T06031A82R5CAHFT technical specifications, attributes, parameters and parts with similar specifications to YAGEO - 9T06031A82R5CAHFT

Product Attribute Attribute Value
Manufacturer Yageo
Tolerance ±0.25%
Temperature Coefficient ±100ppm/°C
Supplier Device Package 0603
Size / Dimension 0.063" L x 0.031" W (1.60mm x 0.80mm)
Series RT
Resistance 82.5 Ohms
Power (Watts) 0.1W, 1/10W
Product Attribute Attribute Value
Package / Case 0603 (1608 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.022" (0.55mm)
Features -
Failure Rate -
Composition Thin Film

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS non-compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8533.21.0030

Frequently Asked Questions(FAQ)

What makes the 9T06031A82R5CAHFT suitable for precision analog signal conditioning circuits?
The 9T06031A82R5CAHFT is a thin-film chip resistor with ±0.25% tolerance and ±100ppm/°C temperature coefficient, making it well-suited for applications requiring stable gain networks, transimpedance amplifier feedback paths, and sensor signal conditioning. The combination of tight tolerance and low temperature drift means that circuits relying on the 9T06031A82R5CAHFT will maintain accuracy across industrial temperature ranges (-55°C to 155°C) without requiring post-assembly trimming. In transimpedance stages, where closed-loop gain depends directly on resistor ratio, the 9T06031A82R5CAHFT's low drift reduces gain variation to approximately ±0.013% over a 100°C swing, which is critical for photodiode amplifiers and environmental sensor interfaces.
How does the 0603 package size of the 9T06031A82R5CAHFT affect layout density and thermal performance in compact designs?
The 9T06031A82R5CAHFT uses the 0603 (1608 metric) package, measuring 1.60mm × 0.80mm with a maximum seated height of 0.55mm. This compact footprint allows the 9T06031A82R5CAHFT to fit in high-density mixed-signal boards alongside small signal processing components while maintaining clearance for reflow soldering and rework. The small mass and surface area mean the 9T06031A82R5CAHFT dissipates its rated 0.1W with minimal thermal gradient to the PCB, reducing localized hot spots in sensitive analog sections. For impedance matching networks and attenuator pads where multiple resistors are tightly spaced, the 9T06031A82R5CAHFT's low profile and compact geometry simplify routing and minimize parasitic coupling between elements.
How does the ±0.25% tolerance of the 9T06031A82R5CAHFT compare to standard 1% metal-film alternatives for impedance matching applications?
The 9T06031A82R5CAHFT's ±0.25% tolerance is approximately four times tighter than typical 1% carbon-film or metal-film resistors, and approximately two times tighter than precision 0.5% options. In 50-ohm transmission-line termination networks, the 9T06031A82R5CAHFT reduces impedance mismatch to ±0.21 ohms compared to ±0.83 ohms for a 1% resistor, lowering return loss by 6–8 dB. For voltage divider circuits where absolute accuracy matters—such as ADC reference networks or precision current-to-voltage conversion—the 9T06031A82R5CAHFT eliminates the need for manual tuning or laser trimming that would be necessary with looser tolerances. The thin-film construction of the 9T06031A82R5CAHFT also delivers superior frequency response stability above 100 MHz compared to wire-wound alternatives.
What is the effective resistance drift of the 9T06031A82R5CAHFT over the full industrial operating range?
With a temperature coefficient of ±100ppm/°C, the 9T06031A82R5CAHFT exhibits a resistance change of approximately ±0.82 ohms across its full -55°C to 155°C operating window (210°C span). At room temperature (25°C), the 9T06031A82R5CAHFT maintains 82.5 ohms ±0.206 ohms (base tolerance). At the extremes, worst-case drift moves the 9T06031A82R5CAHFT to approximately 81.77–83.23 ohms. This cumulative drift of ±0.96 ohms (±1.16% total) means applications using the 9T06031A82R5CAHFT in feedback networks should account for temperature variation in gain calculations, especially in outdoor or industrial environments. For systems operating primarily at fixed temperatures, the 9T06031A82R5CAHFT's drift becomes negligible; for wide-temperature range systems, ratiometric configurations using matched pairs of the 9T06031A82R5CAHFT minimize relative error.
How does the 0.1W power rating of the 9T06031A82R5CAHFT affect current-carrying capacity in signal-path versus ground-return roles?
The 9T06031A82R5CAHFT dissipates 0.1W at rated conditions, corresponding to maximum continuous current of approximately 35 mA (calculated from P = I²R: 0.1 = I² × 82.5). In signal-path applications such as feedback resistors in transimpedance amplifiers or input attenuators, the 9T06031A82R5CAHFT typically carries sub-milliampere signal currents with minimal self-heating. However, in ground-return or bias networks where the 9T06031A82R5CAHFT may conduct steady DC, a 25 mA bias current would generate approximately 51 mW of dissipation—just over half rated power—raising the 9T06031A82R5CAHFT's internal temperature and shifting its resistance. To keep drift within ±100ppm from self-heating, limit continuous current through the 9T06031A82R5CAHFT to approximately 17 mA in worst-case ambient conditions. For higher currents, parallel configuration or step-up to larger case sizes becomes necessary.
Why is the MSL-1 moisture sensitivity rating of the 9T06031A82R5CAHFT significant for storage and assembly workflows?
The 9T06031A82R5CAHFT carries MSL-1 (Unlimited) moisture sensitivity, meaning no moisture baking or floor-time restrictions apply before reflow soldering. Unlike higher MSL devices that require bake-out after extended ambient exposure, the 9T06031A82R5CAHFT can be handled and stored at room humidity indefinitely without delamination risk or solder joint degradation. This eliminates scheduling constraints in just-in-time assembly environments and reduces rework complexity on boards containing the 9T06031A82R5CAHFT. The thin-film construction of the 9T06031A82R5CAHFT and hermetic termination inherently resist moisture ingress, making it favorable for designs targeting rapid prototyping or high-volume production with flexible warehouse logistics.
How does the thin-film construction of the 9T06031A82R5CAHFT differ functionally from thick-film alternatives in high-frequency applications?
The 9T06031A82R5CAHFT employs thin-film technology, where a resistive material is vacuum-deposited onto a ceramic substrate to nanometer thickness, then laser-trimmed to final value. This construction yields lower parasitic inductance—typically 0.15–0.25 nH—compared to thick-film resistors (0.5–1.5 nH) of similar size. In RF/microwave applications operating above 500 MHz, the 9T06031A82R5CAHFT maintains flatter impedance and lower phase error than thick-film variants, making it preferable for feedback networks in wideband amplifiers, attenuator pads, and termination circuits. The 9T06031A82R5CAHFT's tight tolerance is also a byproduct of laser trimming precision inherent to thin-film manufacturing, whereas thick-film processes rely on resistor-ink formulation and firing, which introduce tighter tolerance bands but with looser initial distributions. For analog baseband circuits below 10 MHz, the 9T06031A82R5CAHFT's inductance advantage becomes negligible, but its tolerance stability remains the distinguishing feature.
What substitutes are available if supply constraints affect the 9T06031A82R5CAHFT, and what trade-offs should be evaluated?
The TNPW060382R5BETA (Vishay TNPW series) and RT0603CRD0782R5L (Yageo RT series, alternate code) are listed substitutes for the 9T06031A82R5CAHFT. The TNPW option maintains the same 82.5 ohm value, 0.1W rating, and 0603 case but typically offers ±0.1% tolerance (tighter than the 9T06031A82R5CAHFT's ±0.25%), though with equivalent ±100ppm/°C temperature coefficient. The RT0603CRD0782R5L is also a Yageo thin-film part with ±0.1% tolerance, making both substitutes compatible from a functional standpoint but with lower component cost in some sourcing scenarios. However, the 9T06031A82R5CAHFT's specific part number lock matters in aerospace, military, or high-reliability applications where design history and traceability require the exact manufacturer code. Lead time, pricing, and RoHS compliance (the 9T06031A82R5CAHFT is RoHS non-compliant) should be cross-checked with supply chains before committing to alternatives.
How should the -55°C to 155°C operating range of the 9T06031A82R5CAHFT be factored into thermal budgets for industrial and automotive designs?
The 9T06031A82R5CAHFT is rated for continuous operation from -55°C to 155°C, covering military-grade industrial and some automotive under-hood scenarios. In automotive applications, ambient under-hood temperatures typically reach 125–145°C, placing the 9T06031A82R5CAHFT within comfortable margin but near the upper end of typical operating windows. For feedback networks in engine control modules, the 9T06031A82R5CAHFT's resistance will drift toward the positive temperature coefficient limit at 155°C. To account for worst-case gain shift, design circuits using the 9T06031A82R5CAHFT with ±1.2% headroom rather than relying on ±0.25% tolerance alone. In cryogenic or aerospace applications reaching -55°C, the 9T06031A82R5CAHFT maintains full rating; however, solder joint reliability and PCB material properties become limiting factors before the 9T06031A82R5CAHFT itself fails.
What role does the 9T06031A82R5CAHFT play in precision current-sense and monitoring circuits?
In precision current-sense applications, the 9T06031A82R5CAHFT is often used as the feedback or series resistor in transimpedance and transresistance topologies. A low-value precision resistor like the 9T06031A82R5CAHFT establishes the transimpedance gain (V_out / I_in = R_feedback), and its tight tolerance and low temperature coefficient directly determine the stability and accuracy of current measurement. For battery management systems or power-distribution monitoring, the 9T06031A82R5CAHFT's 0.1W rating limits practical sense voltages; a 10 mA current produces 825 mV across the 9T06031A82R5CAHFT with only 8.25 mW dissipation. This low power consumption means the 9T06031A82R5CAHFT itself does not significantly heat the PCB, reducing measurement error from self-heating drift. Ratiometric configurations using pairs of matched 9T06031A82R5CAHFT resistors achieve sub-100ppm relative accuracy across temperature, making the 9T06031A82R5CAHFT a preferred choice in precision analog front-end circuits.
How does the 9T06031A82R5CAHFT perform in high-speed ADC and DAC interface networks?
In high-speed analog-to-digital and digital-to-analog converter interfaces, the 9T06031A82R5CAHFT serves in input dividers, output filters, and reference networks where both settling time and long-term accuracy matter. The thin-film construction of the 9T06031A82R5CAHFT ensures minimal parasitic inductance and capacitance, allowing faster transient settling compared to thicker-film resistors. For a 12-bit ADC system requiring ±0.025% overall error budget, the 9T06031A82R5CAHFT's ±0.25% tolerance consumes the entire allocation if used alone, necessitating either tighter tolerance components or ratio-matched pairs. The 9T06031A82R5CAHFT's ±100ppm/°C temperature coefficient translates to approximately ±2.5 ppm/°C per ohm, meaning a 3°C rise shifts the 9T06031A82R5CAHFT's gain by ±7.5 ppm—acceptable for 14-bit systems but marginal for 16-bit precision without temperature compensation.
What RoHS and REACH compliance considerations apply when using the 9T06031A82R5CAHFT in consumer and regulated applications?
The 9T06031A82R5CAHFT is marked as RoHS non-compliant, meaning it may contain lead solder, cadmium, or other restricted substances. In EU consumer electronics, China RoHS, and similar regulated markets, the 9T06031A82R5CAHFT cannot be used without an exemption or substitute. However, the 9T06031A82R5CAHFT carries REACH Unaffected status, indicating it does not contain Substances of Very High Concern (SVHC) above the 0.1% threshold. For automotive and industrial applications exempt from strict RoHS enforcement, the 9T06031A82R5CAHFT remains acceptable. When designing for global markets, verify whether the end product's target regions allow non-RoHS components or require substitution with TNPW or other RoHS-compliant precision resistors of equivalent spec. Supply-chain documentation should flag the 9T06031A82R5CAHFT's non-compliant status early in the design phase to prevent assembly rework.

Parts with Similar Specifications

The three parts on the right have similar specifications to YAGEO 9T06031A82R5CAHFT

Product Attribute 9T06031A82R0CAHFT 9T06031A82R5CBHFT 9T06031A82R5DAHFT 9T06031A82R5BAHFT
Part Number 9T06031A82R0CAHFT 9T06031A82R5CBHFT 9T06031A82R5DAHFT 9T06031A82R5BAHFT
Manufacturer YAGEO YAGEO YAGEO YAGEO
Resistance - - - -
Power (Watts) - - - -
Series - - - -
Number of Terminations - - - -
Composition - - - -
Height - Seated (Max) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Temperature Coefficient - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Tolerance - - - -
Features - - - Simultaneous Sampling
Size / Dimension - - - -
Failure Rate - - - -

9T06031A82R5CAHFT Datasheet PDF

Download 9T06031A82R5CAHFT pdf datasheets and YAGEO documentation for 9T06031A82R5CAHFT - YAGEO.

Datasheets
Product Selection Guide.pdf

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Evaluation: 10 Articles

  • ECUb***h
    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.

  • RS48***ieldTech
    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.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    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
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
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  • Nikh***ech
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    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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9T06031A82R5CAHFT Image

9T06031A82R5CAHFT

YAGEO
98D-9T06031A82R5CAHFT

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