Choose your country or region.

EnglishFrançaispolskiSlovenija한국의DeutschSvenskaSlovenskáMagyarországItaliaहिंदीрусскийTiếng ViệtSuomiespañolKongeriketPortuguêsภาษาไทยБългарски езикromânescČeštinaGaeilgeעִבְרִיתالعربيةPilipinoDanskMelayuIndonesiaHrvatskaفارسیNederlandTürk diliΕλλάδαRepublika e ShqipërisëአማርኛAzərbaycanEesti VabariikEuskeraБеларусьíslenskaBosnaAfrikaansIsiXhosaisiZuluCambodiaსაქართველოҚазақшаAyitiHausaКыргыз тилиGalegoCatalàCorsaKurdîLatviešuພາສາລາວlietuviųLëtzebuergeschmalaɡasʲМакедонскиMaoriМонголулсবাংলা ভাষারမြန်မာनेपालीپښتوChicheŵaCрпскиSesothoසිංහලKiswahiliТоҷикӣاردوУкраїнаO'zbekગુજરાતીಕನ್ನಡkannaḍaதமிழ் மொழி繁体中文
Home > Products > Resistors > Chip Resistor - Surface Mount > RN73H2ATTD7320B05
KOA Speer Electronics, Inc.
KOA-Speer-RN73R-0805-(2012-Metric).jpg ImageView larger image
Image may be representation.
See specs for product details.

RN73H2ATTD7320B05

In Stock 126099 pcs Reference Price(In US Dollars)
1+
$0.5195
200+
$0.201
500+
$0.195
1000+
$0.1906
Manufacturer Part Number:
RN73H2ATTD7320B05
Manufacturer / Brand
KOA Speer Electronics, Inc.
Part of Description:
RES 732 OHM 0.1% 1/8W 0805
Datasheets:
RN73H2ATTD7320B05(1).pdfRN73H2ATTD7320B05(2).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 126099 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

Inquiry Online

Please complete all required fields with your contact information.Click "SUBMIT REQUEST" we will contact you shortly by email. Or Email us: Info@IC-Components.com
Part Number
Manufacturer
Require Quantity
Target Price(USD)
Company Name
Contact Name
E-mail
Phone
Message
Please enter Verify Code and click "Submit"
Part Number RN73H2ATTD7320B05
Manufacturer / Brand KOA Speer Electronics, Inc.
Stock Quantity 126099 pcs Stock
Category Resistors > Chip Resistor - Surface Mount
Description RES 732 OHM 0.1% 1/8W 0805
Lead Free Status / RoHS Status: ROHS3 Compliant
Tolerance ±0.1%
Temperature Coefficient ±5ppm/°C
Supplier Device Package 0805
Size / Dimension 0.079" L x 0.049" W (2.00mm x 1.25mm)
Series RN73H
Resistance 732 Ohms
Ratings AEC-Q200
Power (Watts) 0.125W, 1/8W
Package / Case 0805 (2012 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.024" (0.60mm)
Features Automotive AEC-Q200, Moisture Resistant
Failure Rate -
Composition Metal Film
Base Product Number RN73H2A

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



We accept the payment terms: Telegraphic Transfer(T/T), Credit Card, PayPal and Western Union.

PayPal:

PayPal Bank Information:
Company Name : IC COMPONENTS LTD
Paypal ID: Info@IC-Components.com

BANK TRANSFAR (Telegraphic Transfer)

Payment For Telegraphic Transfers:
Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
Beneficiary Bank name : Bank of Communications (Hong Kong) Ltd Beneficiary Bank Code : 382 (for local payment)
Beneficiary Bank SWIFT : COMMHKHK
Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

For the automotive front-end design using RN73H2ATTD7320B05, how do its ±0.1% initial tolerance and ±5 ppm/°C temperature coefficient translate into divider accuracy across the -55°C to 155°C range?
In a divider built with RN73H2ATTD7320B05, the initial resistor value tolerance contributes ±0.1% error at 25°C. Across the -55°C to 155°C range, the resistance change due to the ±5 ppm/°C TC yields approximately 0.105% drift (5e-6 × 210°C). Combined worst-case effects can approach about 0.2% total error in extreme conditions. In practice, for precision biasing or ADC reference scaling, pair RN73H2ATTD7320B05 devices with matched TCR parts or plan in-circuit calibration to compensate for drift.
If your automotive input rail is 12V and you plan to place RN73H2ATTD7320B05 directly in-series as a sensing element, is the 0.125W rating sufficient, and what is the maximum voltage you should allow across RN73H2ATTD7320B05 to stay within spec?
With a 12V rail, a single RN73H2ATTD7320B05 would dissipate roughly 0.196W (12V^2 / 732Ω), exceeding its 0.125W rating. To stay within spec, the voltage across RN73H2ATTD7320B05 should be limited to about 9.6V (sqrt(0.125W × 732Ω) ≈ 9.6V). If the design requires full 12V across a resistor network, use a higher-resistance device, place RN73H2ATTD7320B05 in a divider where the resistor elements share the dissipation, or use a higher wattage part and validate thermal margins.
When migrating a design to RN73H2ATTD7320B05 from another 0805 resistor, what integration considerations should you account for to preserve electrical and mechanical reliability?
Ensure the footprint and pad geometry match the 0805 (2012 metric) package of RN73H2ATTD7320B05 and confirm solder fillet and stencil alignment for reliable PCI performance. The part is AEC-Q200: automotive-grade and moisture resistant, with a tight ±0.1% tolerance and ±5 ppm/°C TC, so it will behave differently from looser-tolerance parts. Verify that the board’s thermal profile and reflow conditions are compatible with metal-film 0805 parts, and assess how the low-profile height (max ~0.60 mm) fits existing standoffs and adhesive constraints. Also plan for calibration or trimming if tight accuracy is required in production variability.
In harsh automotive or industrial environments, does RN73H2ATTD7320B05 provide adequate long-term reliability, and what environmental factors should be considered beyond its listing?
RN73H2ATTD7320B05 carries automotive AEC-Q200: qualification and moisture resistance with an operating range of -55°C to 155°C and MSL 1 unlimited, which supports high-temperature and humidity resilience. However, real-world reliability also depends on PCB-level factors such as solder joint integrity under vibration, thermal cycling management, exposure to salts or chemicals, and protective coatings. Plan for robust PCB mounting, consider conformal coating if exposure is severe, and verify that the application’s vibration profile does not exceed the resistor’s mechanical stress limits in the 0805 package.
If RN73H2ATTD7320B05 is unavailable, what are viable alternative part-number characteristics to look for, and how would substitutions impact performance in an automotive design?
Look for an automotive-grade metal-film resistor in 0805 (2012 metric) with: 0.1% or tighter tolerance, ±5 ppm/°C or better, -55°C to 155°C or wider, 0.125W rating (or higher), AEC-Q200: qualification, and moisture resistance. Ensure the replacement has similar footprint (0805) and similar packaging (TR if reel density matters). Expect potential differences in drift behavior, power handling, and temperature stability; the exact combination of tolerance and TCR will determine whether the overall divider accuracy and temperature drift meet the same design margins, so recalibration or network adjustment may be required.
If you place two RN73H2ATTD7320B05 resistors in series to form a higher-resilience network, how will the total resistance, tolerance, and temperature coefficient behave, and when would this be advantageous?
Two RN73H2ATTD7320B05 devices in series yield a combined resistance of 1464 Ω with total tolerance that compounds depending on matching. Since each part has ±0.1% tolerance, worst-case series tolerance can degrade to roughly ±0.2% if both are at tolerance extremes, though actual effective tolerance depends on correlation. The effective TCR remains dominated by the individual parts; the net TC is not simply doubled, so expect similar per-resistor drift per degree, but the temperature-induced drift appears on the sum. This can be advantageous when distributing power dissipation across devices or when a higher resistance value is needed without changing the package. Use matched parts to minimize mismatch-induced error and consider recalibration in the system.
How does the Tape & Reel packaging of RN73H2ATTD7320B05 influence automated assembly and what design practices should you follow to ensure reliable pick-and-place and soldering?
Tape & Reel packaging supports high-volume automated assembly, enabling consistent feeder alignment and part orientation for RN73H2ATTD7320B05. Ensure solder paste stencil design accounts for 0805 pads, provide appropriate paste volume to avoid tombstoning and excessive solder, and verify the reflow profile accommodates metal-film resistors with their thermal mass. The 0805 footprint and 2-terminal arrangement simplify placement, but confirm the board clearance around the component for proper solder fillet formation and the presence of any nearby components that could cause tombstoning or misalignment during high-speed pick-and-place runs.

Recent Reviews

Leave Comment
Hello, you have not logged in, please log in
User Login

Forgot password?

No account yet? Register now

Tips
Please speak legally
Your email will be hidden
Please complete all required fields ( denoted with* )
Mark
5.0

You May Also Be Interested In:


RN73H2ATTD7320B05

RN73H2ATTD7320B05

KOA Speer Electronics, Inc.

RES 732 OHM 0.1% 1/8W 0805

In Stock: 126099

SUBMIT RFQ