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Home Products Resistors Chip Resistor - Surface Mount~~RN73H2BTTD6983D25~~

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RN73H2BTTD6983D25 - KOA Speer Electronics, Inc.

Manufacturer Part Number: RN73H2BTTD6983D25

Manufacturer: KOA Speer Electronics, Inc.

Allelco Part Number: 98D-RN73H2BTTD6983D25

Warranty: 1 Year Allelco Warranty - Find out more

Stock Status:: 28,521 pcs available, New & Original

Parts Description: RES 698K OHM 0.5% 1/4W 1206

Package: 1206

Data sheet: RN73H2BTTD6983D.pdf

Datasheets
RN73H Type Datasheet.pdf

HTML Datasheet
RN73H Type Datasheet.pdf

RoHs Status: ROHS3 Compliant

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Specifications

RN73H2BTTD6983D25 Tech Specifications
KOA Speer Electronics, Inc. - RN73H2BTTD6983D25 technical specifications, attributes, parameters and parts with similar specifications to KOA Speer Electronics, Inc. - RN73H2BTTD6983D25

Product Attribute	Attribute Value
Manufacturer	KOA Speer Electronics, Inc.
Tolerance	±0.5%
Temperature Coefficient	±25ppm/°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 RN73H2BTTD6983D25 suitable for automotive applications compared to standard metal film resistors?: The RN73H2BTTD6983D25 carries AEC-Q200 qualification, which requires compliance with automotive stress testing including temperature cycling, humidity exposure, and mechanical vibration. Standard metal film resistors lack this validation. The RN73H2BTTD6983D25 combines AEC-Q200 certification with moisture-resistant construction and MSL-1 rating, eliminating moisture sensitivity concerns in underhood or high-humidity environments. The ±25ppm/°C temperature coefficient ensures stable 698kΩ resistance across the -55°C to 155°C automotive operating range, critical for precision analog circuits where resistance drift directly affects circuit performance.

How does the 0.5% tolerance of the RN73H2BTTD6983D25 impact precision analog circuit design compared to 1% or 5% tolerance alternatives?: The RN73H2BTTD6983D25 tolerance of ±0.5% on the 698kΩ value means the actual resistance will be between 694.51kΩ and 701.49kΩ. In precision applications like transimpedance amplifiers, RC timing circuits, or sensor signal conditioning, this tighter tolerance reduces design margin requirements and improves circuit consistency across production batches. For example, in a 698kΩ feedback resistor for a transimpedance stage, 0.5% tolerance variation produces only ±0.5% gain error versus ±1% or ±5% with looser tolerance resistors. This becomes significant when combining multiple 1% or 5% tolerant components; error multiplication across stages can be mitigated by using RN73H2BTTD6983D25 resistors at critical signal paths.

Why is the RN73H2BTTD6983D25 packaged as 1206 rather than smaller 0805 or larger 1210, and how does this affect thermal performance in 0.25W applications?: The 1206 package (3.20mm × 1.60mm) provides a balance between footprint density and thermal dissipation for the 0.25W power rating of the RN73H2BTTD6983D25. Smaller 0805 resistors rated 0.125W would require external thermal management or derating if exposed to continuous 0.25W loads, while larger 1210 packages occupy unnecessary board space for this power level. The 1206 form factor of the RN73H2BTTD6983D25 offers sufficient copper pad contact area for efficient heat transfer to the PCB plane without requiring multilayer thermal vias in most applications. In high-temperature automotive environments, this package geometry allows the RN73H2BTTD6983D25 to maintain stable operation near its 155°C maximum without localized hotspots that would compromise the ±25ppm/°C temperature coefficient specification.

Can the RN73H2BTTD6983D25 be used as a pull-up resistor in 3.3V digital logic circuits, and what are the implications for circuit current?: Yes, the RN73H2BTTD6983D25 is well-suited for high-impedance pull-up applications in 3.3V logic. A 698kΩ pull-up generates only 4.7µA pull-up current at 3.3V (I=V/R=3.3V/698kΩ), which is acceptable for low-speed digital interfaces and reduces standby power consumption in battery-powered automotive modules. However, the high impedance makes the RN73H2BTTD6983D25 unsuitable for high-speed or heavily-loaded signal lines where pull-down switching speed becomes critical. The 0.5% tolerance and ±25ppm/°C temperature coefficient of the RN73H2BTTD6983D25 ensure consistent pull-up behavior across temperature extremes, preventing intermittent logic faults in automotive environments where ambient temperature swings can exceed 100°C.

How does the metal film construction of the RN73H2BTTD6983D25 affect noise performance compared to carbon film resistors in analog signal chains?: Metal film resistors like the RN73H2BTTD6983D25 exhibit significantly lower noise than carbon film resistors—typically 10–20µV/V noise index versus 100–200µV/V for carbon film. In analog circuits processing small signals (millivolt to microvolt range), this difference is measurable and design-critical. The RN73H2BTTD6983D25 metal film construction and 698kΩ resistance value make it suitable for low-noise feedback networks in precision instrumentation amplifiers, sensor interfaces, and audio signal paths where carbon film alternatives would introduce audible or measurable noise degradation. The ±25ppm/°C stability of the RN73H2BTTD6983D25 also means noise performance remains consistent across the automotive temperature range, unlike carbon film resistors whose noise floor degrades at temperature extremes.

What is the realistic current-handling capacity of the RN73H2BTTD6983D25 at 155°C, and how should design derating be applied?: The RN73H2BTTD6983D25 is rated 0.25W at 70°C; at 155°C, derating becomes necessary. Maximum current through the 698kΩ RN73H2BTTD6983D25 at rated power (P=I²R, so I=√(0.25W/698kΩ)≈18.9mA at 70°C) should be reduced to approximately 13–15mA at 155°C to maintain safe junction temperature and preserve the ±0.5% tolerance specification. This derating reflects both reduced power dissipation allowance at elevated temperature and the thermal time constant of the 1206 package. In automotive high-temperature zones, designers should verify that continuous circuit current through the RN73H2BTTD6983D25 remains well below this maximum; transient currents are generally less sensitive but should not exceed twice the steady-state limit.

How does the RN73H2BTTD6983D25 compare to a thin-film precision resistor for time-constant accuracy in RC oscillator or timing circuits?: The RN73H2BTTD6983D25 metal film resistor achieves ±0.5% initial tolerance and ±25ppm/°C drift, while thin-film resistors typically offer ±0.1% tolerance and ±25–50ppm/°C drift, with some premium variants reaching ±10ppm/°C. For time-constant-dependent circuits (oscillators, filters, integrators), the RN73H2BTTD6983D25 provides adequate performance for most automotive applications where 1–2% frequency drift across temperature is acceptable. However, in precision timing or frequency reference circuits requiring better than ±0.5% accuracy, thin-film alternatives are necessary. The trade-off is cost and availability; the RN73H2BTTD6983D25 is more cost-effective for high-volume automotive production where ±0.5% tolerance meets circuit margin requirements.

Is the RN73H2BTTD6983D25 suitable for high-frequency circuit applications, or does the metal film construction introduce inductance or frequency response limitations?: The RN73H2BTTD6983D25 metal film construction does introduce slight parasitic inductance (typically 0.3–0.8nH) and capacitance effects due to the film geometry and lead frame. At frequencies below 1MHz, these parasitic effects are negligible for the 698kΩ impedance level. Above 10MHz, the RN73H2BTTD6983D25 begins to exhibit reactance that can affect high-frequency impedance and introduce phase shift. In automotive RF or automotive Ethernet applications (100–1000MHz), the RN73H2BTTD6983D25 is unsuitable; thick-film chip resistors or specialized high-frequency resistors are required. For typical automotive signal conditioning, power distribution, and analog filtering below 100kHz, the RN73H2BTTD6983D25 frequency response is transparent and poses no design constraints.

Why does the RN73H2BTTD6983D25 carry ROHS3 and REACH Unaffected certification, and what does this mean for supply chain compliance?: ROHS3 compliance on the RN73H2BTTD6983D25 certifies that lead, cadmium, mercury, and other restricted substances are absent in the device and solder terminations, meeting EU environmental regulations. REACH Unaffected status indicates the RN73H2BTTD6983D25 is not subject to REACH candidate list restrictions or preregistration requirements. Together, these certifications simplify supply chain compliance for automotive OEMs exporting to Europe or adopting global environmental standards. The RN73H2BTTD6983D25 does not require additional environmental assessment, documentation, or substitute component qualification for EU market access, reducing regulatory burden and design cycle time.

How does moisture sensitivity level (MSL-1) on the RN73H2BTTD6983D25 affect PCB assembly processing and storage requirements?: MSL-1 rating on the RN73H2BTTD6983D25 indicates unlimited floor life exposure and no moisture absorption restrictions prior to assembly. Unlike MSL-2 through MSL-6 components that require hermetic desiccant packaging and have limited shelf life post-opening, the RN73H2BTTD6983D25 can be stored in standard packaging at ambient conditions indefinitely without baking cycles or moisture reflow precautions. This eliminates process complexity and inventory management overhead in high-volume automotive manufacturing. The moisture-resistant metal film construction of the RN73H2BTTD6983D25 ensures stable performance even after extended humid storage, reducing field failure risk in underhood or marine applications where condensation exposure occurs.

What design margin should be applied when using the RN73H2BTTD6983D25 in a voltage divider circuit spanning the full -55°C to 155°C automotive temperature range?: In a voltage divider using two RN73H2BTTD6983D25 resistors (or one RN73H2BTTD6983D25 and a matching tolerance component), temperature-induced resistance change directly shifts the divider output. At -55°C, both resistors drift toward the lower tolerance extreme (−0.5%), while at 155°C they drift toward the upper extreme (+0.5%). Total divider output error is approximately ±0.5% × (divider ratio effect), multiplied by the ±25ppm/°C temperature coefficient over 210°C range (≈±5.25% total). In practice, designers should apply 3–5% output voltage margin for divider-based circuits or specify matching pairs where both elements are drawn from the same manufacturing lot, ensuring correlated drift that cancels first-order temperature effects. The RN73H2BTTD6983D25 is well-suited for this approach due to its consistent ±25ppm/°C specification.

Parts with Similar Specifications

The three parts on the right have similar specifications to KOA Speer Electronics, Inc. RN73H2BTTD6983D25

Product Attribute
Part Number	RN73H2BTTD6983C25	RN73H2BTTD6983D50	RN73H2BTTD6983F25	RN73H2BTTD6983B25
Manufacturer	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.	KOA Speer Electronics, Inc.
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Size / Dimension	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Features	-	-	-	Simultaneous Sampling
Temperature Coefficient	-	-	-	-
Tolerance	-	-	-	-
Composition	-	-	-	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Resistance	-	-	-	-
Ratings	-	-	-	-
Power (Watts)	-	-	-	-
Series	-	-	-	-
Number of Terminations	-	-	-	-
Failure Rate	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Height - Seated (Max)	-	-	-	-
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)

RN73H2BTTD6983D25 Datasheet PDF

Download RN73H2BTTD6983D25 pdf datasheets and KOA Speer Electronics, Inc. documentation for RN73H2BTTD6983D25 - KOA Speer Electronics, Inc..

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

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America	United States	5
America	Brazil	7
Europe	Germany	5
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Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
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Middle East	Israel	6

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1.00kg-2.00kg	USD$40.00 - USD$80.00
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