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Home Products Resistors Through Hole Resistors~~RNC60K1213FSRE5~~

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RNC60K1213FSRE5 - Vishay Dale

Name: Vishay Dale RNC60K1213FSRE5
Brand: Vishay Dale
SKU: RNC60K1213FSRE5
Price: 1.286 USD
Availability: InStock
Rating: 5 (9 reviews)

Manufacturer Part Number: RNC60K1213FSRE5

Manufacturer: Dale / Vishay

Allelco Part Number: 98D-RNC60K1213FSRE5

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 29,127 pcs available, New & Original

Parts Description: RES 121K OHM 1% 1/4W AXIAL

Package: Axial

Data sheet: RNC60K1213FSRE5.pdf

Datasheets
ERC (Military RNC/RNR) Series.pdf

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Specifications

RNC60K1213FSRE5 Tech Specifications
Vishay Dale - RNC60K1213FSRE5 technical specifications, attributes, parameters and parts with similar specifications to Vishay Dale - RNC60K1213FSRE5

Product Attribute	Attribute Value
Manufacturer	Dale / Vishay
Tolerance	±1%
Temperature Coefficient	±100ppm/°C
Supplier Device Package	Axial
Size / Dimension	0.097" Dia x 0.280" L (2.46mm x 7.11mm)
Series	Military, MIL-PRF-55182/03, RNC60
Resistance	121 kOhms
Power (Watts)	0.25W, 1/4W
Package / Case	Axial

Product Attribute	Attribute Value
Package	Tape & Reel (TR)
Operating Temperature	-65°C ~ 175°C
Number of Terminations	2
Height - Seated (Max)	-
Features	Military, Moisture Resistant, Weldable
Failure Rate	S (0.001%)
Composition	Metal Film
Base Product Number	RNC60

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	Not Applicable
ECCN	EAR99
HTSUS	8533.21.0090

Frequently Asked Questions(FAQ)

What makes the RNC60K1213FSRE5 suitable for military and aerospace applications compared to commercial film resistors?: The RNC60K1213FSRE5 is manufactured to MIL-PRF-55182/03 specifications, which mandates rigorous qualification testing, burn-in procedures, and traceability documentation not required for commercial components. The metal film construction combined with moisture-resistant coating ensures stable performance across the full -65°C to 175°C operating range, critical for platforms experiencing extreme environmental stress. The ±100ppm/°C temperature coefficient and ±1% tolerance of the RNC60K1213FSRE5 maintain predictable impedance behavior under thermal cycling, a key reliability requirement in sealed avionics enclosures where component drift can compromise signal integrity in precision measurement and filtering circuits.

How does the 121 kOhm resistance value of the RNC60K1213FSRE5 affect circuit noise performance in transimpedance amplifier stages?: In transimpedance configurations, feedback resistor selection directly influences amplifier noise figure and bandwidth. The 121 kOhm value of the RNC60K1213FSRE5 produces approximately 1.3 nV/√Hz of thermal noise when paired with typical op-amp input-referred noise in the 10-20 nV/√Hz range, contributing roughly 1-2 dB to overall system noise figure depending on source impedance. The ±1% tolerance ensures repeatability across production batches, preventing yield loss from circuits tuned near noise-sensitivity thresholds. Metal film construction of the RNC60K1213FSRE5 avoids the 1/f noise artifacts common in carbon film alternatives, maintaining clean spectral characteristics in dc-coupled measurement paths.

Why is the weldable metal film construction of the RNC60K1213FSRE5 preferred over standard tin-lead solder terminations in hybrid microcircuit applications?: Hybrid and thick-film hybrid circuits often employ laser welding or ultrasonic bonding for interconnection, requiring termination metallurgy compatible with high-temperature reflow and mechanical shock from welding energy. The RNC60K1213FSRE5 features specially formulated leads designed to withstand these processes without cracking or delamination. Standard solder-coated resistors risk mechanical failure when subjected to the thermal gradients and vibrational stresses inherent in welding. Additionally, the weldable construction of the RNC60K1213FSRE5 eliminates solder-joint reliability concerns in harsh environments, reducing failure modes in long-duration missions where thermal cycling accelerates intermetallic growth.

Can the RNC60K1213FSRE5 be substituted directly for commercial-grade 121 kOhm resistors in legacy circuit designs, and what design review considerations apply?: Direct substitution of the RNC60K1213FSRE5 into designs originally specified for commercial resistors requires engineering assessment rather than simple part swapping. The RNC60K1213FSRE5 exhibits superior stability and failure-rate characteristics (S-level, 0.001% per 1000 hours under MIL-HDBK-217 conditions), but qualification documents, process genealogy requirements, and supply-chain restrictions may apply to military-screened components in certain contractual environments. The axial package and identical 121 kOhm nominal value ensure mechanical and electrical compatibility, yet the RNC60K1213FSRE5 cost premium typically justifies upgrade only when circuit performance or reliability margins require the tighter tolerance and enhanced temperature tracking. Environmental testing data for the original design should be reviewed to confirm that the improved stability of the RNC60K1213FSRE5 does not shift circuit performance outside validated operating windows.

How does the ±100ppm/°C temperature coefficient of the RNC60K1213FSRE5 impact precision bridge circuits across the full -65°C to 175°C operating range?: In a precision Wheatstone bridge using the RNC60K1213FSRE5 as matched arms, a 240°C temperature swing from -65°C to 175°C produces maximum resistance drift of approximately 24 kOhms (240 × 100ppm × 121k = 2.9% relative change). While individually acceptable for many dc-coupled applications, bridge imbalance errors accumulate when multiple resistors with independent drift curves occupy different thermal gradients within an enclosure. The RNC60K1213FSRE5 exhibits predictable linear tracking across temperature, enabling compensation through matched-pair selection or post-calibration trimming. Metal film construction ensures drift repeatability from unit to unit, supporting statistical process control in production calibration workflows. Circuits requiring better than 0.1% accuracy over temperature should employ active temperature compensation or select a subset of RNC60K1213FSRE5 components exhibiting superior batch-level matching through incoming inspection.

What is the expected service life of the RNC60K1213FSRE5 under continuous operation at rated power in a 100°C ambient environment?: Military-specification resistors including the RNC60K1213FSRE5 are qualified to MIL-PRF-55182/03 endurance tests at rated power (0.25W) and maximum rated temperature (175°C), with acceptance criteria typically allowing no more than 5% resistance change after 2000 hours. Extrapolating to 100°C ambient operation with allowance for internal heating, the RNC60K1213FSRE5 can be conservatively expected to meet 5% stability over 10,000+ hours of continuous duty. Actual service life depends on thermal management; natural convection cooling of the axial package limits internal temperature rise to approximately 50-80°C above ambient under full-power dissipation. Moisture ingress, prevented by the RNC60K1213FSRE5 moisture-resistant coating, is the primary failure mechanism in humid sealed enclosures; the sealed axial construction provides effective protection provided the component is not exposed to condensation events or capillary moisture ingress through solder joints.

How should the RNC60K1213FSRE5 be derated for reliable operation in sealed enclosures where convective cooling is severely restricted?: In sealed avionics or downhole instrumentation where convection cooling is nearly absent, the RNC60K1213FSRE5 should be operated at reduced power dissipation relative to the 0.25W nameplate rating. At 50% power loading (0.125W), internal temperature rise is limited to approximately 40-60°C above ambient, keeping worst-case junction temperature below 235°C even in a 175°C external environment. The RNC60K1213FSRE5 maintains ±1% tolerance stability at this derating level. Circuit designs employing the RNC60K1213FSRE5 in thermally restricted environments should implement thermal modeling to confirm actual power dissipation; a 121 kOhm nominal value conducting 10 mA dissipates approximately 0.012W (12.1V × 10mA), well below derating thresholds. Grouping multiple RNC60K1213FSRE5 resistors in close proximity increases local ambient temperature through mutual heating; thermal simulation or empirical measurement during prototype integration is recommended for arrays exceeding three or four components.

What incoming inspection and qualification procedures are typically required for RNC60K1213FSRE5 components in DO-254 or MIL-AECTP-325 compliance environments?: The RNC60K1213FSRE5 carries MIL-PRF-55182/03 certification, satisfying many defense and aerospace procurement requirements without additional vendor testing. However, DO-254 (Design Assurance Levels) and MIL-AECTP-325 (Preferred Parts List integration) workflows often require verification of procurement genealogy, traceability documentation, and counterfeit-risk assessment beyond the component datasheet. Incoming inspection for the RNC60K1213FSRE5 typically includes visual examination (solder joint integrity, lead straightness), resistance measurement under controlled conditions (20°C ±5°C reference), and documentation verification of lot traceability and burn-in results. Thermal shock testing (rapid cycling between -65°C and 175°C) may be mandated for critical applications, confirming that the moisture-resistant coating and axial lead terminations withstand mechanical stress from differential thermal expansion. Lead-time and supply-chain visibility for the RNC60K1213FSRE5 should be evaluated early in design phases, as military-spec components often experience longer qualification windows than commercial equivalents.

How does the RNC60K1213FSRE5 compare to thin-film or film-on-substrate resistors for precision analog signal conditioning in military systems?: Thin-film and film-on-substrate resistors offer superior temperature coefficients (±25-50ppm/°C) and tighter tolerances (±0.1%) relative to the RNC60K1213FSRE5 (±100ppm/°C, ±1%), but require integration into hybrid circuits or custom thick-film modules, extending development timelines and increasing cost for low-volume military programs. The RNC60K1213FSRE5 provides the practical optimum for discrete component designs: military qualification, proven supply chain stability, and performance sufficient for most signal conditioning applications (ac coupling, transimpedance feedback, biasing). High-speed transimpedance or precision dc instrumentation circuits may justify thin-film substrate integration, but the RNC60K1213FSRE5 remains the standard choice for rugged, field-repairable subsystems where component replaceability and rapid procurement support operational availability. The axial package of the RNC60K1213FSRE5 also permits hand-assembly or robotic rework using standard soldering or desoldering equipment, reducing design-for-manufacturability constraints compared to surface-mount film resistors.

What is the actual frequency response behavior of the RNC60K1213FSRE5 at VHF and microwave frequencies, and are parasitic inductance effects significant for high-speed circuits?: The axial lead geometry of the RNC60K1213FSRE5 introduces parasitic series inductance on the order of 3-5 nanohenries per lead pair, negligible at audio and low RF frequencies but becoming problematic above 100 MHz. At 1 GHz, the inductive reactance of the RNC60K1213FSRE5 approaches 20-30 ohms, effectively modifying the impedance from 121 kOhms to a frequency-dependent complex value. For VHF/UHF applications, alternative surface-mount metal film resistors with chip-on-lead or 0402/0603 geometries should be evaluated to minimize parasitic reactance. The RNC60K1213FSRE5 remains suitable for dc-coupled signal chains, low-frequency filtering, and bias circuits where frequency dependence is not a design concern. Designers working in the 10-100 MHz band should empirically measure termination impedance using network analysis if the RNC60K1213FSRE5 is used in impedance-critical paths such as termination networks or high-impedance buffering stages.

Are there known compatibility issues between the RNC60K1213FSRE5 and halogen-free lead-free solder systems, and how should assembly specifications be adjusted?: The RNC60K1213FSRE5 exhibits excellent wetting and joint reliability with both traditional Pb/Sn and modern Pb-free (SAC305, SAC405) solder systems. Lead-free assembly of the RNC60K1213FSRE5 requires elevated reflow temperatures (typically 250-260°C peak) and careful thermal profiling to avoid thermal shock damage to the metal film element. The moisture-resistant coating on the RNC60K1213FSRE5 is stable across lead-free reflow profiles, but component shelf life after moisture absorption becomes critical; components exposed to relative humidity above 85% should be baked at 125°C for 24 hours prior to reflow processing. Halogen-free solder flux residues present no known compatibility issues with the RNC60K1213FSRE5 construction, though residue cleaning is recommended for high-reliability applications to prevent long-term leakage currents on high-impedance circuits. Hand-soldering or rework of the RNC60K1213FSRE5 using iron temperatures above 350°C should be avoided to prevent excessive thermal stress on the resistor body; professional rework stations with controlled heating profiles are preferred for military and aerospace production.

How does the RNC60K1213FSRE5 perform in high-vacuum or low-pressure environments typical of space or high-altitude applications?: Metal film resistors including the RNC60K1213FSRE5 are inherently vacuum-compatible; the ceramic substrate and metal film construction emit negligible outgassing compared to organic polymers or adhesives. The sealed axial package of the RNC60K1213FSRE5 contains no trapped moisture or volatile organics, enabling reliable operation in hard vacuum (below 1 Pa). At intermediate pressures (10 Pa to 10 kPa, typical of high-altitude balloon or aircraft cabins), the RNC60K1213FSRE5 experiences minimal thermal conductivity change due to reduced convective cooling, but derating curves remain applicable using radiation and conduction heat-transfer models. The primary concern with the RNC60K1213FSRE5 in space applications is thermal management; without convective cooling, internal temperature rise depends entirely on radiative surface emissivity and conductive coupling to mounting structures. Long-duration space missions should incorporate thermal modeling of the RNC60K1213FSRE5 dissipation to confirm that operating temperature remains within the -65°C to 175°C rating, particularly in cryogenic or extremely hot spacecraft environments where passive thermal control dominates.

Parts with Similar Specifications

The three parts on the right have similar specifications to Vishay Dale RNC60K1213FSRE5

Product Attribute
Part Number	RNC60K1213FSRE8	RNC60K1213FSRE7	RNC60K1213FSRE6	RNC60K1210FSRE6
Manufacturer	Vishay Dale	Vishay Dale	Vishay Dale	Vishay Dale
Temperature Coefficient	-	-	-	-
Composition	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Number of Terminations	-	-	-	-
Series	-	-	-	-
Resistance	-	-	-	-
Tolerance	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Features	-	-	-	Simultaneous Sampling
Height - Seated (Max)	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Power (Watts)	-	-	-	-
Failure Rate	-	-	-	-
Size / Dimension	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

RNC60K1213FSRE5 Datasheet PDF

Download RNC60K1213FSRE5 pdf datasheets and Vishay Dale documentation for RNC60K1213FSRE5 - Vishay Dale.

Datasheets: ERC (Military RNC/RNR) Series.pdf

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