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HomeProductsResistorsChip Resistor - Surface MountRK73G1ETTP5761C
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RK73G1ETTP5761C - KOA Speer Electronics, Inc.

Manufacturer Part Number
RK73G1ETTP5761C
Manufacturer
KOA Speer Electronics, Inc.
Allelco Part Number
98D-RK73G1ETTP5761C
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
43,774 pcs available, New & Original
Parts Description
RES 5.76K OHM 0.25% 1/10W 0402
Package
0402
Data sheet
RK73G1ETTP5761C.pdf

HTML Datasheet

RK73G Type Datasheet.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 43774
  • Unit Price: $0.054
  • Subtotal: $0.00

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Quantity Unit Price Ext. Price
1+ $0.054 $0.05
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

RK73G1ETTP5761C Tech Specifications
KOA Speer Electronics, Inc. - RK73G1ETTP5761C technical specifications, attributes, parameters and parts with similar specifications to KOA Speer Electronics, Inc. - RK73G1ETTP5761C

Product Attribute Attribute Value
Manufacturer KOA Speer Electronics, Inc.
Tolerance ±0.25%
Temperature Coefficient ±50ppm/°C
Supplier Device Package 0402
Size / Dimension 0.039" L x 0.020" W (1.00mm x 0.50mm)
Series RK73G
Resistance 5.76 kOhms
Ratings AEC-Q200
Power (Watts) 0.1W, 1/10W
Product Attribute Attribute Value
Package / Case 0402 (1005 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.016" (0.40mm)
Features Automotive AEC-Q200
Failure Rate -
Composition Thick Film
Base Product Number RK73G1E

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 RK73G1ETTP5761C suitable for automotive applications compared to standard 0402 resistors?
The RK73G1ETTP5761C is AEC-Q200 qualified, meaning it meets stringent automotive reliability standards including thermal cycling, mechanical shock, and humidity resistance testing. This qualification ensures the 5.76 kOhm resistor maintains its ±0.25% tolerance across the extended -55°C to 155°C operating range typical in under-hood and high-temperature automotive environments. Standard commercial 0402 resistors lack this validation, making the RK73G1ETTP5761C the correct choice for engine control modules, battery management systems, and other mission-critical automotive circuits where tolerance drift or premature failure cannot be tolerated.
How does the ±50ppm/°C temperature coefficient of the RK73G1ETTP5761C affect precision analog circuits over automotive temperature extremes?
The RK73G1ETTP5761C exhibits a maximum resistance change of ±0.288% across its full -55°C to 155°C operating range (210°C span × 50ppm/°C ÷ 1,000,000 = 1.05% theoretical; actual tracking is tighter due to thick-film construction). For a 5.76 kOhm divider or feedback network, this translates to approximately ±16.6 ohms of drift from cold start to thermal stabilization. In precision sensor signal conditioning or analog-to-digital conversion circuits, this low coefficient helps maintain gain accuracy and offset stability without requiring active temperature compensation, particularly when the RK73G1ETTP5761C is paired with similarly specified components.
Why is the 0.1W power rating of the RK73G1ETTP5761C limiting for pull-up resistor design in 5V logic circuits?
The RK73G1ETTP5761C dissipates 0.1W maximum, limiting current to approximately 132mA at full voltage derating. In a typical 5V microcontroller pull-up scenario, this means maximum dissipation occurs at I² × R = (0.132)² × 5760 ≈ 0.1W, restricting the resistor to applications with inherently low steady-state current. For higher-current pull-up designs or active load switching scenarios, the RK73G1ETTP5761C would require thermal derating or substitution with a higher wattage package. The compact 0402 form factor and 1/10W rating make it well-matched to passive biasing and weak pull-up roles rather than high-current switching or current-limiting applications.
Can the RK73G1ETTP5761C meet the same tolerance specification in both cold-temperature and elevated-temperature extremes of automotive operation?
Yes. The ±0.25% tolerance specification for the RK73G1ETTP5761C is maintained across the full -55°C to 155°C range because AEC-Q200 qualification requires stability across automotive temperature cycling. Unlike cheaper commercial tolerances that may degrade at temperature extremes, the thick-film construction and automotive-grade materials of the RK73G1ETTP5761C ensure the 5.76 kOhm nominal value stays within ±14.4 ohms at both extremes. This symmetrical tolerance behavior is critical for ratiometric circuits, where matching between multiple RK73G1ETTP5761C resistors across temperature determines overall accuracy more than absolute tolerance alone.
How does the MSL-1 (Unlimited) moisture sensitivity rating of the RK73G1ETTP5761C simplify assembly and storage logistics?
The RK73G1ETTP5761C carries MSL-1, meaning no baking or dry-pack requirements apply before soldering, even after extended shelf storage or humid environments. This eliminates the moisture-precondition overhead common with MSL-3 or MSL-4 components, reducing manufacturing complexity and floor-time delays. For high-volume automotive supply chains where the RK73G1ETTP5761C moves between warehouses, contract manufacturers, and final assembly with variable holding times, MSL-1 classification avoids costly reflow-damage failures and simplifies receiving inspection protocols.
What distinguishes the thick-film construction of the RK73G1ETTP5761C from thin-film alternatives in terms of frequency response and high-frequency stability?
The RK73G1ETTP5761C uses thick-film technology, which exhibits higher parasitic inductance and capacitance than thin-film precision resistors due to larger electrode geometry and substrate thickness. This makes the RK73G1ETTP5761C less suitable for RF or high-speed switching circuits above a few megahertz, where thin-film resistors show superior frequency stability. However, the trade-off is intentional: the RK73G1ETTP5761C's thick-film structure provides superior thermal shock resistance, lower cost-per-unit, and robust mechanical performance in automotive thermal and vibration environments where thin-film alternatives would be overkill and cost-prohibitive.
Why is the 0402 (1005 Metric) package size of the RK73G1ETTP5761C a practical constraint for current-sensing applications?
The RK73G1ETTP5761C in 0402 form factor dissipates 0.1W with a maximum height of 0.40mm, limiting its use in high-current sense-resistor roles where multiple watts must be dissipated in a compact space. A 5.76 kOhm value is too high for typical current sensing anyway, but if sense-resistor functionality were needed, the RK73G1ETTP5761C's small package would create thermal concentration and board-level heat management challenges. Instead, the 0402 package of the RK73G1ETTP5761C is optimized for distributed, low-current biasing networks where many resistors share thermal load across wide PCB areas.
How does the ±0.25% tolerance of the RK73G1ETTP5761C compare to lower-cost ±1% or ±5% alternatives when designing matched divider networks?
In a divider network using two resistors, ±1% tolerances can introduce 2% cumulative error in the divider ratio, while the RK73G1ETTP5761C at ±0.25% yields only 0.5% cumulative error—a 4:1 improvement. For voltage reference buffers, ADC input conditioning, or precision bias networks in automotive control systems, this tighter tolerance of the RK73G1ETTP5761C reduces calibration overhead and improves first-pass yield. The cost premium of the RK73G1ETTP5761C is typically justified in production volumes where even a 0.5% tolerance improvement eliminates costly bin-sorting or laser trimming operations during assembly.
Does the RK73G1ETTP5761C require parallel or series combinations to meet current or voltage stress limits in automotive inrush scenarios?
The RK73G1ETTP5761C is rated for 0.1W and maintains performance across -55°C to 155°C, but automotive inrush events—such as cold-crank battery transients or load-dump surges—can temporarily exceed 100V or 500mA. For protection circuits encountering such transients, the RK73G1ETTP5761C should be combined with surge suppressors, TVS diodes, or film capacitors rather than relying on series-parallel stacking of RK73G1ETTP5761C resistors alone. Multiple RK73G1ETTP5761C units in series distribute voltage stress but add parasitic effects; in modern automotive ECU design, the RK73G1ETTP5761C is typically used downstream of dedicated transient-protection networks rather than as the primary inrush defense.
What role does the ROHS3 compliance and REACH unaffected status of the RK73G1ETTP5761C play in global supply chain qualification?
The RK73G1ETTP5761C meets ROHS3 (including cadmium and lead-free solder requirements) and is REACH unaffected, meaning it contains no substances of very high concern requiring pre-market notification or substitution planning. For OEMs selling into EU, China, and California markets, the RK73G1ETTP5761C eliminates regulatory tracking and compliance documentation overhead. This regulatory clearance of the RK73G1ETTP5761C also simplifies long-term supply planning, as the component will not be subject to phase-out or substitute-part redesigns driven by evolving environmental restrictions.

Parts with Similar Specifications

The three parts on the right have similar specifications to KOA Speer Electronics, Inc. RK73G1ETTP5761C

Product Attribute RK73G1ETTP5763C RK73G1ETTP5761D RK73G1ETTP5760C RK73G1ETTP5762C
Part Number RK73G1ETTP5763C RK73G1ETTP5761D RK73G1ETTP5760C RK73G1ETTP5762C
Manufacturer KOA Speer Electronics, Inc. KOA Speer Electronics, Inc. KOA Speer Electronics, Inc. KOA Speer Electronics, Inc.
Number of Terminations - - - -
Height - Seated (Max) - - - -
Power (Watts) - - - -
Composition - - - -
Failure Rate - - - -
Temperature Coefficient - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Features - - - Simultaneous Sampling
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Size / Dimension - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Tolerance - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Base Product Number - DAC34H84 MAX500 ADS62P42
Resistance - - - -
Series - - - -
Ratings - - - -

RK73G1ETTP5761C Datasheet PDF

Download RK73G1ETTP5761C pdf datasheets and KOA Speer Electronics, Inc. documentation for RK73G1ETTP5761C - KOA Speer Electronics, Inc..

Datasheets
RK73G Type Datasheet.pdf
HTML Datasheet
RK73G Type Datasheet.pdf

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Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    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.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    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.

  • Retr***UWorks
    Aug 31, 2026

    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.

  • Andr***PCBLab
    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.

  • Leat***O'Keefe
    Aug 20, 2026

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

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

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Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
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Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
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All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


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RK73G1ETTP5761C Image

RK73G1ETTP5761C

KOA Speer Electronics, Inc.
98D-RK73G1ETTP5761C

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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