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HomeProductsResistorsChip Resistor - Surface MountRN73H2BTTD6983D50
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RN73H2BTTD6983D50 - KOA Speer Electronics, Inc.

Manufacturer Part Number
RN73H2BTTD6983D50
Manufacturer
KOA Speer Electronics, Inc.
Allelco Part Number
98D-RN73H2BTTD6983D50
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
30,193 pcs available, New & Original
Parts Description
RES 698K OHM 0.5% 1/4W 1206
Package
1206
Data sheet
RN73H2BTTD6983D.pdf

HTML Datasheet

RN73H Type Datasheet.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 30193
  • Unit Price: $0.122
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.122 $0.12
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

RN73H2BTTD6983D50 Tech Specifications
KOA Speer Electronics, Inc. - RN73H2BTTD6983D50 technical specifications, attributes, parameters and parts with similar specifications to KOA Speer Electronics, Inc. - RN73H2BTTD6983D50

Product Attribute Attribute Value
Manufacturer KOA Speer Electronics, Inc.
Tolerance ±0.5%
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 RN73H2BTTD6983D50 suitable for automotive applications compared to standard metal film resistors?
The RN73H2BTTD6983D50 carries AEC-Q200 automotive qualification, which requires extensive validation across temperature cycling, mechanical stress, and reliability testing beyond consumer-grade standards. This 698 kOhm resistor maintains its ±0.5% tolerance across the -55°C to 155°C operating range typical of under-hood and powertrain environments. The metal film construction combined with moisture resistance (MSL 1 rating) ensures stable performance in high-humidity automotive compartments where condensation and thermal cycling are common failure modes for inferior resistors.
How does the ±50ppm/°C temperature coefficient of the RN73H2BTTD6983D50 affect circuit stability in temperature-sensitive applications?
A temperature coefficient of ±50ppm/°C means the 698 kOhm resistance value changes approximately ±3.5 kOhms across the full -55°C to 155°C automotive range. In voltage dividers, precision timing circuits, or sensor conditioning stages, this translates to roughly ±0.5% resistance drift. The RN73H2BTTD6983D50's metal film technology delivers this relatively tight coefficient; thicker film and thin film alternatives commonly exhibit ±100 to ±200ppm/°C. For applications requiring sub-1% circuit accuracy across temperature extremes, the RN73H2BTTD6983D50 reduces the need for active temperature compensation or multi-resistor trimming networks.
Can the RN73H2BTTD6983D50 replace carbon film resistors in legacy automotive designs requiring high reliability?
The RN73H2BTTD6983D50 is a direct functional upgrade from carbon film alternatives in the same 1206 package footprint. While carbon film resistors offer lower cost, they typically exhibit ±5% to ±10% tolerance, higher temperature coefficients (±500 to ±1000ppm/°C), and reduced moisture immunity. Substituting the RN73H2BTTD6983D50's 698 kOhm metal film construction improves circuit predictability and reduces field failure rates in harsh environments. The AEC-Q200 rating confirms the RN73H2BTTD6983D50 has survived automotive qualification testing, whereas most carbon film resistors lack such certification and carry unknown long-term reliability in thermal cycling conditions.
Why is MSL 1 moisture sensitivity important for the RN73H2BTTD6983D50 in moisture-prone manufacturing environments?
MSL 1 rating on the RN73H2BTTD6983D50 indicates unlimited shelf life without desiccant packing and no moisture bake-out requirement before reflow soldering. Standard MSL 2–3 components require moisture conditioning before assembly, adding process steps and risk of handling errors. The RN73H2BTTD6983D50's metal film moisture resistance prevents dimensional swelling and electrical property shifts that occur when hygroscopic materials absorb humidity during storage or transport. This simplifies supply chain logistics and reduces rework in high-volume automotive manufacturing where just-in-time inventory and rapid assembly cycles are common.
How does the 0.25W power rating of the RN73H2BTTD6983D50 compare to power dissipation limits in typical circuit applications?
The RN73H2BTTD6983D50's 0.25W (1/4W) rating allows maximum continuous current of approximately 18.7mA at nominal 698 kOhm resistance. In pull-up networks, bias circuits, and high-impedance sensor interfaces, this power level is rarely approached; typical dissipation ranges from 0.5 to 10mW. However, in current-limiting or termination applications on high-speed digital buses, the 0.25W budget provides design margin against transient overshoot. The 1206 package footprint aids thermal spreading compared to smaller 0603 or 0402 packages, allowing the RN73H2BTTD6983D50 to reliably handle sustained loads near rating without thermal runaway or long-term aging.
What is the mechanical and thermal advantage of the 1206 package size used for the RN73H2BTTD6983D50 versus smaller form factors?
The RN73H2BTTD6983D50 occupies 3.2mm × 1.6mm with a maximum seated height of 0.70mm, providing approximately 5× the substrate area of a 0603 resistor. This larger thermal mass improves heat dissipation and reduces localized PCB heating during high current transients. For the 698 kOhm value, the 1206 geometry supports robustness against mechanical flexing, vibration, and solder joint fatigue—critical in automotive underbody and engine bay applications subject to continuous vibration. Assembly equipment compatibility favors 1206 components, reducing placement errors and improving yield on high-speed pick-and-place lines where dense 0402 arrays introduce handling risk.
How does the RN73H2BTTD6983D50's ±0.5% tolerance compare to alternatives for precision analog circuits?
The ±0.5% tolerance of the RN73H2BTTD6983D50 matches thick-film precision resistor performance and outperforms standard metal film variants (typically ±1%). For a 698 kOhm nominal value, this tolerance band spans 694.5 to 701.5 kOhms, a range of ±7 kOhms. In gain-setting networks for operational amplifiers, transimpedance circuits, and ratiometric voltage references, this tight tolerance minimizes trimming overhead. The RN73H2BTTD6983D50 achieves this accuracy through controlled deposition and laser trimming, making it suitable for applications where matching multiple resistors is preferred over active adjustment.
Is the RN73H2BTTD6983D50 compatible with lead-free and REACH-compliant supply chains?
Yes, the RN73H2BTTD6983D50 carries ROHS3 compliance and REACH Unaffected status, confirming elimination of restricted substances and compatibility with lead-free soldering processes. The ECCN classification as EAR99 places it in the general commercial category with no export restrictions. Manufacturers using the RN73H2BTTD6983D50 avoid supply chain qualification delays and simplify documentation for global automotive OEM procurement. The 698 kOhm metal film construction does not employ hazardous materials, supporting single-source qualification across multiple regional supply contracts.
How should the RN73H2BTTD6983D50 be handled and stored to maintain its MSL 1 and ±0.5% performance throughout its shelf life?
Despite MSL 1 rating, the RN73H2BTTD6983D50 benefits from standard component storage practices: sealed original packaging, ambient temperature 16–35°C, and relative humidity 45–75%. While no desiccant or bake-out is required before reflow, maintaining these conditions extends the metal film's long-term dimensional stability and prevents premature property drift. Tape & Reel packaging protects the 698 kOhm resistor array from ESD exposure during transport and handling. For automotive assembly facilities with high-speed lines, staging the RN73H2BTTD6983D50 in climate-controlled feeders minimizes thermal shock when transitioning from storage to heated reflow zones.
What design considerations apply when using the RN73H2BTTD6983D50 in high-frequency circuits or next to noise-sensitive analog stages?
The RN73H2BTTD6983D50's metal film construction exhibits lower high-frequency parasitic effects compared to thick-film or carbon film alternatives. At frequencies below 100kHz, the 698 kOhm value exhibits minimal inductive coupling. However, PCB layout remains critical: the RN73H2BTTD6983D50 should be routed away from switching power supply nodes and high-current traces to avoid capacitive coupling into sensitive signal paths. The 1206 footprint allows short PCB traces to ground planes and shield structures, reducing loop area. In precision analog measurement circuits, placing the RN73H2BTTD6983D50 close to the input stage of an operational amplifier minimizes connecting lead length and associated noise injection.
Can the RN73H2BTTD6983D50 be used in space or high-radiation environments, or is it limited to automotive ground applications?
The RN73H2BTTD6983D50 carries AEC-Q200 automotive qualification, which does not include radiation hardness testing. Use in space, high-altitude avionics, or nuclear facility environments requires separate radiation-qualified component specifications. The RN73H2BTTD6983D50 is designed for -55°C to 155°C automotive ground environments and is optimized for thermal cycling and moisture resilience rather than ionizing radiation immunity. For high-radiation applications, consult specialized military or aerospace resistor lines with documented radiation cross-section data and single-event upset immunity.
How does the RN73H2BTTD6983D50 perform in applications requiring long-term aging stability, such as precision medical or aerospace analog modules?
The RN73H2BTTD6983D50's metal film technology exhibits superior long-term drift compared to carbon composition or thick-film resistors. Typical drift rates for the 698 kOhm value range from 0.1% to 0.5% over 1000 hours at rated power and temperature, well within automotive field reliability requirements. However, applications requiring sub-0.1% stability over years of continuous operation (certain medical implant electronics or redundant aerospace sensors) may require periodic recalibration or supplementary precision resistor networks. The RN73H2BTTD6983D50 provides a cost-effective baseline for automotive reliability; mission-critical systems should budget for active compensation or higher-tier precision components.

Parts with Similar Specifications

The three parts on the right have similar specifications to KOA Speer Electronics, Inc. RN73H2BTTD6983D50

Product Attribute RN73H2BTTD6983C50 RN73H2BTTD6983B50 RN73H2BTTD6983D25 RN73H2BTTD6983F50
Part Number RN73H2BTTD6983C50 RN73H2BTTD6983B50 RN73H2BTTD6983D25 RN73H2BTTD6983F50
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
Power (Watts) - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Temperature Coefficient - - - -
Tolerance - - - -
Number of Terminations - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Failure Rate - - - -
Features - - - Simultaneous Sampling
Composition - - - -
Series - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Height - Seated (Max) - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Size / Dimension - - - -
Ratings - - - -
Resistance - - - -

RN73H2BTTD6983D50 Datasheet PDF

Download RN73H2BTTD6983D50 pdf datasheets and KOA Speer Electronics, Inc. documentation for RN73H2BTTD6983D50 - KOA Speer Electronics, Inc..

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

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    Sep 22, 2026

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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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    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.

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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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    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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RN73H2BTTD6983D50 Image

RN73H2BTTD6983D50

KOA Speer Electronics, Inc.
98D-RN73H2BTTD6983D50

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