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HomeProductsResistorsChip Resistor - Surface Mount9T06031A8252CAHFT
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9T06031A8252CAHFT - YAGEO

Manufacturer Part Number
9T06031A8252CAHFT
Manufacturer
Yageo
Allelco Part Number
98D-9T06031A8252CAHFT
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
320,947 pcs available, New & Original
Parts Description
RES SMD 82.5K OHM 1/10W 0603
Package
0603
Data sheet
9T06031A8252CAH.pdf
RoHs Status
 
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Specifications

9T06031A8252CAHFT Tech Specifications
YAGEO - 9T06031A8252CAHFT technical specifications, attributes, parameters and parts with similar specifications to YAGEO - 9T06031A8252CAHFT

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 kOhms
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 9T06031A8252CAHFT thin film resistor suitable for precision analog signal conditioning circuits?
The 9T06031A8252CAHFT achieves ±0.25% tolerance through thin film deposition technology, which provides tighter initial accuracy than standard thick film alternatives at the same 82.5 kOhm value. This tolerance level is particularly valuable in transducer signal chains, data acquisition front-ends, and feedback networks where component mismatch errors directly degrade system linearity. The ±100 ppm/°C temperature coefficient means the 9T06031A8252CAHFT will drift approximately 0.825 Ohms across a 100°C temperature swing, making it predictable enough for temperature-compensated gain stages without requiring active trimming in many applications.
How does the 0603 package size of the 9T06031A8252CAHFT influence PCB layout and thermal management in high-density boards?
The 9T06031A8252CAHFT occupies only 1.60mm × 0.80mm with a maximum seated height of 0.55mm, enabling placement in compact signal conditioning modules and enabling via routing underneath or very close to the component pads. However, this compact footprint concentrates the full 0.1W dissipation into a smaller substrate area, meaning the 9T06031A8252CAHFT requires adequate copper pour around its pads—typically 100mm² minimum adjacent copper—to avoid localized temperature rise beyond the 155°C rated maximum in continuous operation. In surface-mount assemblies with multiple 9T06031A8252CAHFT resistors clustered near switching circuitry, thermal coupling and air flow management become design considerations rather than afterthoughts.
Can the 9T06031A8252CAHFT be used as a direct replacement for TNPW060382K5BETA thin film resistors in existing production designs?
The 9T06031A8252CAHFT and TNPW060382K5BETA both offer 82.5 kOhm ±0.25% in 0603 packaging, but substitution requires verification of three factors: (1) the TNPW060382K5BETA's temperature coefficient specification—if tighter than ±100 ppm/°C, the 9T06031A8252CAHFT may introduce drift drift in temperature-critical applications; (2) moisture sensitivity—the 9T06031A8252CAHFT carries MSL 1 (unlimited moisture exposure tolerance), which matches most modern alternatives but should be confirmed for the TNPW; (3) mechanical stress tolerance—Yageo's RT series thin film construction differs slightly in flex and vibration performance from Panasonic's TNPW line, so production boards experiencing mechanical shock should undergo re-qualification. Electrical performance at room temperature will be equivalent.
What is the practical power derating curve for the 9T06031A8252CAHFT at elevated ambient temperatures?
The 9T06031A8252CAHFT is rated for 0.1W continuous at 70°C ambient. Most thin film 0603 resistors follow a linear derating schedule, reducing rated power by approximately 0.3–0.4mW per °C above 70°C, implying the 9T06031A8252CAHFT can safely dissipate roughly 85mW at 85°C ambient, dropping to approximately 65mW at 105°C and 45mW at 125°C. These estimates assume natural convection and standard PCB copper balancing; localized heat sources or conformal coating can reduce these margins by 10–15%. For designs operating continuously near 155°C case temperature, the 9T06031A8252CAHFT dissipation should be limited to 40–50mW, requiring verification through thermal simulation or empirical measurement on the actual assembly.
How does the ±0.25% tolerance of the 9T06031A8252CAHFT compare to standard ±1% thick film alternatives in precision gain setting applications?
A ±1% thick film 82.5 kOhm resistor can vary from 81.675 to 83.325 kOhms across the production tolerance band—a 1.65 kOhm range. The 9T06031A8252CAHFT narrows this to 82.294 to 82.706 kOhms, a range of only 0.412 kOhms. In a gain-setting divider where the 9T06031A8252CAHFT appears as the feedback resistor, using ±0.25% tolerance instead of ±1% reduces gain error from ±1% to ±0.25%, translating to 4× improvement in closed-loop transfer function accuracy. This tighter tolerance also reduces trimmer-pot adjustment range needed to null DC offset in instrument amplifier stages, allowing smaller trim potentiometers and improving long-term stability against mechanical wear.
Why is the 9T06031A8252CAHFT specified as RoHS non-compliant, and what design implications does this carry?
The 9T06031A8252CAHFT carries non-compliant RoHS status, typically indicating lead-based solderable terminations or lead content in the thin film resistive element itself—a manufacturing choice that historically offered superior long-term reliability and superior performance under thermal cycling and mechanical stress compared to lead-free alternatives. However, this status means the 9T06031A8252CAHFT cannot be integrated into products destined for RoHS-regulated markets (EU, UK, many Asian markets) or military/aerospace applications requiring lead-free compliance. If your design is currently lead-free, substituting the 9T06031A8252CAHFT requires re-qualification of the entire assembly—solder profile, reflow thermal signatures, and reliability testing under lead-free solder must all be re-validated because lead-based terminations behave differently under eutectic tin-lead solder versus lead-free alternatives.
What role does the MSL 1 moisture sensitivity rating of the 9T06031A8252CAHFT play in supply chain and storage management?
MSL 1 classification means the 9T06031A8252CAHFT has unlimited shelf life under normal warehouse humidity (up to 85% relative humidity) without requiring desiccant packaging or baking before reflow. Unlike MSL 2–4 components that degrade and absorb moisture if exposed to humidity for extended periods, the 9T06031A8252CAHFT can be stored in standard cardboard tape-and-reel packaging, transferred between warehouses without environmental controls, and assembled weeks or months after receipt without moisture conditioning steps. This simplifies logistics for contract manufacturers and reduces the risk of popcorning defects (solder joint failure caused by rapid water vapor expansion during reflow). For high-volume production using the 9T06031A8252CAHFT, this MSL rating translates directly to lower material handling overhead and fewer scrap units due to improper storage.
How should the 9T06031A8252CAHFT be evaluated against functional drift specifications in long-term field deployments?
The 9T06031A8252CAHFT's ±100 ppm/°C temperature coefficient establishes the primary source of short-term drift during thermal cycling. However, thin film resistors also exhibit aging drift—a permanent, typically irreversible increase in resistance—of roughly 0.5–1.5% per decade of operating hours at elevated temperature and stress. A 9T06031A8252CAHFT deployed in a 125°C industrial environment might accumulate 0.5–1.0% additional drift over 10 years of continuous operation, meaning the true end-of-life tolerance could expand from ±0.25% initial to ±1.0–1.5% after decade-long deployment. For precision measurement instruments or medical devices requiring < ±0.5% accuracy throughout service life, the 9T06031A8252CAHFT should be paired with periodic system re-calibration or active compensation, rather than relied upon as a static component.
What are the mechanical stress and vibration limits for the 9T06031A8252CAHFT in automotive or aerospace applications?
The 9T06031A8252CAHFT's thin film construction on a ceramic substrate is inherently more brittle than thick film alternatives, making it more susceptible to mechanical cracking under sustained vibration or mechanical shock. Automotive and aerospace designs typically require resistors rated for 15–20G shock and 2–5G sustained vibration; thin film resistors like the 9T06031A8252CAHFT are generally conservatively rated for lower shock and vibration without specific test data from Yageo. If the 9T06031A8252CAHFT is selected for mobile or vibration-prone environments, the design should include mechanical isolation (potting, damping material, or compliant mounting) to protect against solder joint cracking and open-circuit failure modes. Testing should include thermal shock cycling (−55°C to +155°C per the 9T06031A8252CAHFT's operating range) combined with vibration sweeps to validate reliability before full production deployment.
How do the electrical noise characteristics of the 9T06031A8252CAHFT compare to carbon film or wirewound alternatives in low-noise amplifier stages?
Thin film resistors like the 9T06031A8252CAHFT exhibit noise floor approximately 2–3 dB lower than carbon film resistors and 5–8 dB lower than wirewound resistors at audio frequencies and above, due to the continuous, defect-free thin film deposition process. The 9T06031A8252CAHFT generates Johnson noise according to the thermal noise floor (kT/R), which scales inversely with resistance—the 82.5 kOhm value produces roughly 35–40 nV/√Hz noise, acceptable for most analog signal chains but potentially limiting in transimpedance amplifier inputs where −65 dBV noise density budgets are common. For audio preamplifier gain stages, the 9T06031A8252CAHFT's low-noise character allows feedback network design without additional noise-reduction measures, whereas thick film resistors of the same value might require parallel-connected lower-value networks to meet noise specifications.
What solderability and rework characteristics should be expected when reflowing the 9T06031A8252CAHFT on production lines?
The 9T06031A8252CAHFT's lead-based terminations (per RoHS non-compliant status) offer superior wettability and reflow behavior compared to lead-free alternatives, requiring slightly lower reflow temperatures and showing better solder joint wetting angles. In a standard eutectic tin-lead profile, the 9T06031A8252CAHFT typically reaches solder-joint equilibrium in 4–6 seconds of peak temperature exposure, making it robust to longer peak-temperature dwells common on large, thermally massive boards. However, rework of the 9T06031A8252CAHFT requires careful heating: the thin film ceramic substrate can delaminate or crack if thermal stress exceeds 150°C/second ramp rates or if localized heating from a soldering iron concentrates > 250°C on the component body. Hot-air rework stations are preferred over iron-based desoldering for the 9T06031A8252CAHFT to distribute thermal stress across the entire component package.
How should the 9T06031A8252CAHFT's frequency response behave in filtering or impedance-matching networks?
The 9T06031A8252CAHFT's thin film structure exhibits minimal parasitic inductance and capacitance compared to wirewound resistors, making it suitable for RF and high-frequency filtering applications up to several hundred megahertz. At low frequencies (< 10 MHz), the 9T06031A8252CAHFT behaves as a pure resistive element with impedance essentially equal to its DC 82.5 kOhm rating. However, in impedance-matching or transmission-line termination networks operating above 100 MHz, the 9T06031A8252CAHFT's effective impedance may shift by ±2–5% due to parasitic phase effects; measurement or simulation using the component's high-frequency S-parameters should verify performance in these applications. For low-frequency precision networks (DC to 1 MHz), the 9T06031A8252CAHFT's frequency response is essentially flat.
What cost-to-performance trade-off does the 9T06031A8252CAHFT present when compared to ±1% thick film alternatives in high-volume production?
The 9T06031A8252CAHFT typically costs 3–5× more per unit than an equivalent ±1% thick film 82.5 kOhm 0603 resistor in high-volume purchasing (10,000+ units). This price premium reflects the precision thin film manufacturing process, tighter tolerance quality control, and smaller production volumes. The 9T06031A8252CAHFT's value proposition materializes when system performance or yield depends on component tolerance: a precision instrumentation design using the 9T06031A8252CAHFT in gain-setting networks might eliminate $50–200 of active trimming, calibration labor, or rework per unit, quickly offsetting the higher component cost across moderate production volumes (1,000–10,000 units). Conversely, cost-sensitive applications where ±1% accuracy suffices will find the 9T06031A8252CAHFT economically unjustifiable, making standard thick film resistors the better choice.

Parts with Similar Specifications

The three parts on the right have similar specifications to YAGEO 9T06031A8252CAHFT

Product Attribute 9T06031A8252DAHFT 9T06031A8252CBHFT 9T06031A8252BAHFT 9T06031A8251CAHFT
Part Number 9T06031A8252DAHFT 9T06031A8252CBHFT 9T06031A8252BAHFT 9T06031A8251CAHFT
Manufacturer YAGEO YAGEO YAGEO YAGEO
Tolerance - - - -
Features - - - Simultaneous Sampling
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Resistance - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Size / Dimension - - - -
Composition - - - -
Failure Rate - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Temperature Coefficient - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Height - Seated (Max) - - - -
Number of Terminations - - - -
Power (Watts) - - - -
Series - - - -

9T06031A8252CAHFT Datasheet PDF

Download 9T06031A8252CAHFT pdf datasheets and YAGEO documentation for 9T06031A8252CAHFT - YAGEO.

Datasheets
Product Selection Guide.pdf

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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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    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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    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.

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    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.

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9T06031A8252CAHFT Image

9T06031A8252CAHFT

YAGEO
98D-9T06031A8252CAHFT

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