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Home Products Resistors Chip Resistor - Surface Mount~~RN73H2BTTD6983F50~~

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RN73H2BTTD6983F50 - KOA Speer Electronics, Inc.

Manufacturer Part Number: RN73H2BTTD6983F50

Manufacturer: KOA Speer Electronics, Inc.

Allelco Part Number: 98D-RN73H2BTTD6983F50

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 43,670 pcs available, New & Original

Parts Description: RES 698K OHM 1% 1/4W 1206

Package: 1206

Data sheet: RN73H2BTTD6983F.pdf

Datasheets
RN73H Type Datasheet.pdf

HTML Datasheet
RN73H Type Datasheet.pdf

RoHs Status: ROHS3 Compliant

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Specifications

RN73H2BTTD6983F50 Tech Specifications
KOA Speer Electronics, Inc. - RN73H2BTTD6983F50 technical specifications, attributes, parameters and parts with similar specifications to KOA Speer Electronics, Inc. - RN73H2BTTD6983F50

Product Attribute	Attribute Value
Manufacturer	KOA Speer Electronics, Inc.
Tolerance	±1%
Temperature Coefficient	±50ppm/°C
Supplier Device Package	1206
Size / Dimension	0.126" L x 0.063" W (3.20mm x 1.60mm)
Series	RN73H
Resistance	698 kOhms
Ratings	AEC-Q200
Power (Watts)	0.25W, 1/4W

Product Attribute	Attribute Value
Package / Case	1206 (3216 Metric)
Package	Tape & Reel (TR)
Operating Temperature	-55°C ~ 155°C
Number of Terminations	2
Height - Seated (Max)	0.028" (0.70mm)
Features	Automotive AEC-Q200, Moisture Resistant
Failure Rate	-
Composition	Metal Film
Base Product Number	RN73H2B

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 RN73H2BTTD6983F50 suitable for automotive applications compared to standard metal film resistors?: The RN73H2BTTD6983F50 is qualified to AEC-Q200, the automotive industry standard for discrete semiconductors and passive components, which requires extensive validation across temperature cycling, moisture exposure, and mechanical stress. Beyond this certification, the RN73H2BTTD6983F50 combines moisture-resistant metal film construction with a ±50ppm/°C temperature coefficient and MSL-1 rating, meaning it can be stored and handled without desiccant drying. This reduces logistics complexity in automotive supply chains where components may experience humidity variations before assembly. The 698 kOhm resistance at ±1% tolerance ensures stable signal conditioning in sensor bias networks and analog frontend circuits where drift would degrade measurement accuracy across the -55°C to 155°C automotive operating range.

How does the temperature coefficient of the RN73H2BTTD6983F50 affect precision analog circuits?: The RN73H2BTTD6983F50 exhibits a ±50ppm/°C temperature coefficient, meaning the 698 kOhm nominal value will shift by approximately ±3.5 kOhms across a 100°C temperature excursion. In a transimpedance amplifier frontend or precision ADC reference divider, this drift translates to approximately 0.5% error at temperature extremes. For applications where the RN73H2BTTD6983F50 sets gain or establishes a reference voltage, this behavior is predictable and can be compensated through circuit topology or calibration. However, when the RN73H2BTTD6983F50 is paired with tolerance-sensitive components like precision operational amplifiers or high-resolution ADCs operating across the full -55°C to 155°C range, designers should verify that accumulated tolerance stack-up (±1% from the resistor plus temperature drift) remains within signal-chain accuracy budgets. Metal film construction of the RN73H2BTTD6983F50 ensures this coefficient remains stable and repeatable across production lots.

Why is 0.25W power dissipation specified for the RN73H2BTTD6983F50 in a 1206 package, and what design constraints does this impose?: The RN73H2BTTD6983F50 is rated for 0.25W continuous dissipation in the 1206 (3.20mm × 1.60mm) package form factor. This power budget derives from thermal modeling that assumes PCB copper area for heat spreading and typical operating conditions; actual continuous power capability depends on PCB layout, copper weight, and ambient temperature. At maximum rating, the RN73H2BTTD6983F50 would conduct approximately 18.8mA at 698 kOhms, generating 247mW. Designers should verify that the RN73H2BTTD6983F50 operates below this rating when mounted on thin or single-layer PCBs, as thermal dissipation will be compromised. In high-frequency or transient applications where the RN73H2BTTD6983F50 experiences peak currents, the time-averaged power must still remain within specification. The low height (0.70mm seated) of the RN73H2BTTD6983F50 may also limit heatsinking options, so layout-based thermal management becomes necessary for sustained operation near maximum power.

How should the RN73H2BTTD6983F50 be compared to thick-film resistor alternatives for automotive sensor conditioning?: The RN73H2BTTD6983F50 uses metal film technology, which delivers superior frequency response (lower inductance), tighter tolerance (±1%), and more predictable temperature coefficient (±50ppm/°C) compared to thick-film alternatives rated AEC-Q200. Thick-film resistors typically exhibit ±100–200ppm/°C and ±5% tolerance, making them suitable for bias and ballast applications but less ideal for precision signal conditioning. Where the RN73H2BTTD6983F50 is applied in sensor signal path (such as photodiode transimpedance amplifiers or resistive dividers feeding high-resolution ADCs), the lower noise floor and stability of metal film justify the RN73H2BTTD6983F50 over cost-optimized thick-film options. However, thick-film resistors often exhibit better power surge withstand and cost less per unit, so design trade-offs should consider whether the RN73H2BTTD6983F50's performance advantages align with circuit-level requirements. The RN73H2BTTD6983F50's moisture resistance and MSL-1 classification provide parity with modern thick-film components, eliminating a historical advantage of thick-film materials.

What is the realistic service life expectancy of the RN73H2BTTD6983F50 in high-temperature automotive applications?: Although specific MTBF (Mean Time Between Failure) data is not universally published for the RN73H2BTTD6983F50, AEC-Q200 qualification implies validation against automotive failure modes including thermal cycling, humidity bias, and electrical stress. The RN73H2BTTD6983F50's metal film construction exhibits inherent stability against migration and corrosion compared to wirewound designs, and the ±50ppm/°C coefficient suggests well-controlled bulk material properties. For continuous operation near the upper temperature limit (155°C), the RN73H2BTTD6983F50 experiences accelerated aging due to atomic diffusion and oxide growth, with failure rates increasing exponentially. Conservative design practice estimates that continuous operation of the RN73H2BTTD6983F50 at 155°C may reduce component life by 5–10% annually compared to operation at 85°C. Intermittent duty, typical of automotive start-stop cycles, is far more forgiving; the RN73H2BTTD6983F50 should remain stable over 10+ years in such environments. The moisture resistance and RoHS3 compliance of the RN73H2BTTD6983F50 further reduce failure modes from environmental contamination.

How does the 1206 package footprint of the RN73H2BTTD6983F50 affect PCB layout and thermal performance?: The 1206 package dimensions (3.20mm × 1.60mm × 0.70mm seated height) position the RN73H2BTTD6983F50 as a mid-range surface-mount footprint, offering better thermal coupling than 0603 or 0402 packages but occupying more real estate than 0805. For the RN73H2BTTD6983F50 dissipating 0.25W, layout strategy should include adequate copper area beneath and adjacent to the termination pads; a 2mm × 5mm ground plane pad directly under the RN73H2BTTD6983F50 can reduce junction temperature by 10–15°C under full power load. The 0.70mm height allows the RN73H2BTTD6983F50 to be placed in mixed-height assemblies without rework, simplifying automated pick-and-place operations. However, the RN73H2BTTD6983F50's low profile can create shading issues during wave or selective solder processes if not carefully positioned relative to solder nozzles. In high-frequency circuits where the RN73H2BTTD6983F50 carries AC signals, the low inductance of the 1206 form factor minimizes parasitic impedance, making the RN73H2BTTD6983F50 preferable to larger packages in feedback networks.

Can the RN73H2BTTD6983F50 be used in precision analog circuits requiring sub-0.1% repeatability?: The RN73H2BTTD6983F50's ±1% tolerance alone does not meet sub-0.1% repeatability requirements without calibration or trimming strategies. However, in applications where multiple RN73H2BTTD6983F50 resistors are used in matched pairs or arrays—such as instrumentation amplifier gain networks or precision Sallen-Key filters—the matching characteristics (lot-to-lot and within-lot uniformity) of metal film technology support repeatability better than thick-film alternatives. A production run of RN73H2BTTD6983F50 resistors typically exhibits ±0.3–0.5% intra-batch variation, meaning that if two RN73H2BTTD6983F50 resistors are selected from the same tape reel, their ratio may track to ±0.05–0.1% even though each individual resistor carries ±1% uncertainty. For precision dividers or gain-setting resistor pairs, this matching characteristic of the RN73H2BTTD6983F50 enables better system-level accuracy than random selection from general stock. If absolute 0.1% repeatability is required, the circuit should include digital trimming, calibration tables, or redundant sensing to compensate for the unavoidable ±1% tolerance of the RN73H2BTTD6983F50.

What are the moisture handling and storage considerations for the RN73H2BTTD6983F50?: The RN73H2BTTD6983F50 is rated MSL-1 (Unlimited), meaning it requires no moisture-sensitive component (MSC) handling protocols and does not require desiccant storage or baking before soldering. This classification stems from the moisture-resistant metal film construction and the sealed 1206 package design, which minimize ingress of atmospheric moisture into the resistor bulk material. In contrast, ceramic capacitors and some semiconductor packages are rated MSL-2 or higher, requiring controlled humidity storage (≤30% RH) and thermal baking cycles before assembly. The RN73H2BTTD6983F50 can therefore be stored in standard industrial conditions and shipped without expensive desiccant packaging, reducing supply chain complexity. However, prolonged exposure to high humidity (>95% RH) or condensation should still be avoided, as solder joint corrosion and PCB laminate swelling can damage assemblies containing the RN73H2BTTD6983F50. Upon receipt, the RN73H2BTTD6983F50 can be immediately loaded into pick-and-place machines without intermediate conditioning, streamlining manufacturing logistics.

How should the RN73H2BTTD6983F50 be specified in a bill of materials (BOM) to ensure supply chain continuity?: The RN73H2BTTD6983F50 should be referenced as a primary part number in supplier queries and purchase requisitions, with the base series RN73H2B noted for design flexibility. However, KOA Speer Electronics manufactures the RN73H series in tape-and-reel packaging across multiple tape widths and reel configurations; a complete specification must include the suffix code (BTTD6983F50 for the RN73H2BTTD6983F50) to lock the 698 kOhm value, ±1% tolerance, and AEC-Q200 qualification. Lead-free soldering compatibility is implicit in RoHS3 compliance, so the RN73H2BTTD6983F50 does not require separate RoHS certifications. When designing for high-volume production, engineers should confirm that the RN73H2BTTD6983F50 is available from multiple authorized distributors and that no custom suffix codes are used; this mitigates obsolescence risk and ensures price competitiveness. ECCN classification (EAR99) indicates the RN73H2BTTD6983F50 is unrestricted for civilian export and poses no compliance burden. REACH status (Unaffected) further simplifies European market entry.

What edge cases or application-specific concerns should guide the selection between the RN73H2BTTD6983F50 and competing 698 kOhm resistor options?: The RN73H2BTTD6983F50 is optimized for automotive and industrial applications requiring AEC-Q200 qualification and moisture resistance; however, alternative 698 kOhm resistors exist for different use cases. Wirewound resistors offer higher power dissipation (0.5W or greater) and tighter tolerance (±0.1%), but introduce significant inductance unsuitable for high-frequency circuits, exhibit poor AEC qualification, and carry higher cost. Thin-film precision resistors (0.1% tolerance) exceed the RN73H2BTTD6983F50 in accuracy but are typically available only in 0603 packages, lack automotive grading, and cost 3–5× more. General-purpose thick-film 698 kOhm resistors from non-automotive suppliers cost 30–40% less than the RN73H2BTTD6983F50 but sacrifice the ±50ppm/°C stability and moisture resistance, creating risk in harsh or safety-critical environments. The RN73H2BTTD6983F50 represents the pragmatic balance point: automotive-qualified metal film technology at mid-range cost and availability, suitable for sensor signal conditioning, analog filtering, and bias networks in automotive and industrial IoT applications. Applications limited to room-temperature laboratory benches or non-regulated consumer products may justify lower-cost alternatives, but the RN73H2BTTD6983F50's reliability profile justifies its selection in production environments where field failure costs are high.

Parts with Similar Specifications

The three parts on the right have similar specifications to KOA Speer Electronics, Inc. RN73H2BTTD6983F50

Product Attribute
Part Number	RN73H2BTTD6983C50	RN73H2BTTD6983D50	RN73H2BTTD6983F10	RN73H2BTTD6983F25
Manufacturer	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.
Number of Terminations	-	-	-	-
Power (Watts)	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Size / Dimension	-	-	-	-
Failure Rate	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Resistance	-	-	-	-
Composition	-	-	-	-
Ratings	-	-	-	-
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Features	-	-	-	Simultaneous Sampling
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Tolerance	-	-	-	-
Temperature Coefficient	-	-	-	-
Series	-	-	-	-
Height - Seated (Max)	-	-	-	-

RN73H2BTTD6983F50 Datasheet PDF

Download RN73H2BTTD6983F50 pdf datasheets and KOA Speer Electronics, Inc. documentation for RN73H2BTTD6983F50 - KOA Speer Electronics, Inc..

Datasheets: RN73H Type Datasheet.pdf
HTML Datasheet: RN73H Type Datasheet.pdf

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