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HomeProductsResistorsChip Resistor - Surface MountRMEF0603JT10R0
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RMEF0603JT10R0 - Stackpole Electronics Inc

Manufacturer Part Number
RMEF0603JT10R0
Manufacturer
Stackpole Electronics, Inc.
Allelco Part Number
98D-RMEF0603JT10R0
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
50,000 pcs available, New & Original
Parts Description
RES 10 OHM 5% 1/10W 0603
Package
0603
Data sheet
RMEF0603JT10R0.pdf
RoHs Status
ROHS3 Compliant
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Our certification
In stock: 50000
  • Unit Price: $0.007
  • Subtotal: $0.00

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1+ $0.007 $0.01
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Specifications

RMEF0603JT10R0 Tech Specifications
Stackpole Electronics Inc - RMEF0603JT10R0 technical specifications, attributes, parameters and parts with similar specifications to Stackpole Electronics Inc - RMEF0603JT10R0

Product Attribute Attribute Value
Manufacturer Stackpole Electronics, Inc.
Tolerance ±5%
Temperature Coefficient ±100ppm/°C
Supplier Device Package 0603
Size / Dimension 0.063" L x 0.031" W (1.60mm x 0.80mm)
Series RMEF
Resistance 10 Ohms
Ratings AEC-Q200
Power (Watts) 0.1W, 1/10W
Product Attribute Attribute Value
Package / Case 0603 (1608 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 155°C
Number of Terminations 2
Height - Seated (Max) 0.020" (0.50mm)
Features -
Failure Rate -
Composition Thick Film
Base Product Number RMEF0603JT

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 are the key differences between the RMEF0603JT10R0 and standard 0603 resistors for automotive applications?
The RMEF0603JT10R0 is specifically qualified to the AEC-Q200 automotive standard, which subjects the resistor to rigorous thermal cycling, mechanical shock, humidity, and salt-spray testing protocols. This qualification ensures the thick film 10 ohm resistor maintains its ±5% tolerance across the extended -55°C to 155°C operating range without performance drift. Standard consumer-grade 0603 resistors lack this validation and may exhibit tolerance shift or premature failure in underhood environments where the RMEF0603JT10R0 is engineered to operate reliably.
How does the ±100ppm/°C temperature coefficient of the RMEF0603JT10R0 affect circuit performance across automotive temperature extremes?
The RMEF0603JT10R0 exhibits a maximum resistance change of approximately ±1.5% across its full -55°C to 155°C operating window due to the ±100ppm/°C temperature coefficient. For a 10 ohm nominal value, this translates to a practical resistance range of 9.85–10.15 ohms under temperature extremes. In current-sensing or precision bias networks, this drift is often acceptable; however, in critical analog front-end circuits where gain or threshold accuracy is tight, designers should either choose a lower TC specification or implement temperature compensation. The RMEF0603JT10R0's thick film construction inherently limits TC performance compared to thin film alternatives, making it a trade-off between ruggedness and temperature stability.
Is the RMEF0603JT10R0 suitable as a direct replacement for legacy film resistors in existing automotive designs?
The RMEF0603JT10R0 can serve as a drop-in replacement if the original design was already specified for 0603 thick film construction and AEC-Q200 qualification. The 0.1W power rating, ±5% tolerance, and automotive temperature range align with common legacy specifications. However, if the original design used a thin film resistor with tighter TC (e.g., ±25ppm/°C) or superior moisture stability, the RMEF0603JT10R0's thicker film construction may not meet legacy performance margins. Verify original part specifications, particularly tolerance and temperature coefficient, before assuming direct substitution.
What is the practical current-limiting capability of the RMEF0603JT10R0, and how does package size constrain thermal dissipation?
The RMEF0603JT10R0 is rated for 0.1W continuous dissipation at 25°C. At 10 ohms, this permits a maximum continuous current of approximately 100mA (I = √(P/R) = √(0.1/10) = 0.1A). The 0603 package measures only 1.60mm × 0.80mm × 0.50mm, severely limiting thermal mass and board copper contact area. In automotive applications with transient load surges, the RMEF0603JT10R0 can tolerate brief overcurrent conditions, but sustained power dissipation above 0.1W will cause junction temperature to exceed 155°C and initiate accelerated aging or failure. For high-frequency switching circuits or inrush-current paths, designer should verify pulse duty cycles and thermal coupling to copper planes to avoid exceeding package thermal limits.
How do the MSL 1 rating and ROHS3 compliance of the RMEF0603JT10R0 affect component storage and assembly logistics?
The RMEF0603JT10R0 carries a Moisture Sensitivity Level (MSL) of 1, indicating unlimited shelf life without desiccation requirements. This simplifies supply chain and warehouse management—the component tolerates ambient humidity indefinitely and does not require baked-out dry-pack storage. ROHS3 compliance (100% lead-free with no halogen exemptions) mandates Pb-free solder reflow at 260°C peak, requiring compatible solder paste and reflow profile tuning to ensure reliable wetting on the RMEF0603JT10R0's nickel-barrier termination. For automotive manufacturers with existing Pb-free assembly lines, the RMEF0603JT10R0 integrates seamlessly; legacy Pb-based soldering equipment requires recalibration or replacement.
Can the RMEF0603JT10R0 be used in applications requiring tight tolerance control, and what alternatives exist if ±5% is insufficient?
The RMEF0603JT10R0 carries a ±5% tolerance, appropriate for bias networks, pull-up/pull-down resistors, and general-purpose current limiting where ±5% drift remains within circuit margin. Precision analog circuits (transimpedance amplifiers, gain networks) typically demand ±1% or tighter. For such applications, thin film resistor alternatives in the 0603 footprint—such as precision automotive-grade resistors with ±0.1% to ±1% specs—are available, though at higher cost. The RMEF0603JT10R0 design prioritizes ruggedness and cost efficiency over precision, making it unsuitable for sensor signal conditioning or medical-grade measurement front-ends without additional calibration or trimming.
What thermal management practices are recommended when designing current-sensing circuits with the RMEF0603JT10R0?
In automotive current-sensing applications, the RMEF0603JT10R0 is often placed in series with high-current paths. To minimize thermal drift and preserve accuracy, maximize copper contact area around the component by widening the sense trace to at least 0.5mm and placing ground vias adjacent to the component terminations. Maintain spacing from other high-dissipation components (MOSFETs, inductors) to avoid localized hot spots that accelerate the RMEF0603JT10R0's temperature coefficient. For sensing resistors where the 0.1W limit is approached, consider parallel-connected 0603 units to distribute power and lower junction temperature, or migrate to a physically larger package (0805, 1206) to increase thermal mass and copper coupling efficiency.
How does the RMEF0603JT10R0 compare to 1206-sized automotive resistors in space-constrained designs?
The RMEF0603JT10R0 occupies 60% less board area than a 1206 resistor (0.063" × 0.031" versus 0.126" × 0.063"), a critical advantage in compact automotive modules (ECU, gateway, sensor interfaces). However, the 1206 package provides nearly 5× greater thermal dissipation capability and superior moisture ingress resistance due to larger end-termination area. For designs where PCB real estate is constrained and dissipation remains well below 0.1W, the RMEF0603JT10R0 is optimal; for power-distribution or high-frequency switching circuits, the 1206 thermal advantage often justifies the size penalty. Trade-off decisions should be validated via thermal simulation and measured board temperatures under worst-case ambient and component aging conditions.
What failure modes are most commonly observed with the RMEF0603JT10R0 in field automotive applications, and how can design margins prevent premature failure?
Open-circuit failure is the dominant failure mode for the RMEF0603JT10R0 under thermal cycling extremes (-55°C to 155°C), resulting from repeated stress on the thick film element and solder joints. Mechanical vibration and underhood thermal gradients accelerate crack initiation, particularly in current-sense or bias networks carrying continuous current near 100mA. Shorting failures are less common but occur when moisture ingress (despite MSL 1 rating) combines with sustained overvoltage transients. Design margins should include ×2 derating on nominal power (limit continuous dissipation to <0.05W) and ×1.5 derating on operating temperature (keep junction estimates below 130°C). Redundant sense resistors or self-healing protection circuits downstream can mitigate single-resistor failures in safety-critical current paths.
Is the RMEF0603JT10R0 compatible with automated assembly workflows, and what specific handling practices minimize defects?
The RMEF0603JT10R0 is supplied in Tape & Reel (TR) packaging optimized for high-speed pick-and-place assembly. The small 0603 form factor and MSL 1 moisture rating eliminate special humidity-chamber handling during line staging. However, the thin nickel-barrier finish on lead-free terminations is susceptible to bridging if solder paste volume is excessive or reflow temperatures deviate. Recommended practices include paste inspection to confirm stencil aperture accuracy (typically 70–80% area coverage ratio for 0603), peak reflow temperature maintenance within 240–260°C window, and post-reflow visual/AOI inspection to detect solder bridges or tombstoning. For high-reliability automotive production lots, 100% electrical continuity testing of RMEF0603JT10R0 units before population can intercept latent defects upstream.

Parts with Similar Specifications

The three parts on the right have similar specifications to Stackpole Electronics Inc RMEF0603JT10R0

Product Attribute RMEF0603JT120R RMEF0603JT100K RMEF0603JT10K0 RMEF0603JT10M0
Part Number RMEF0603JT120R RMEF0603JT100K RMEF0603JT10K0 RMEF0603JT10M0
Manufacturer Stackpole Electronics Inc Stackpole Electronics Inc Stackpole Electronics Inc Stackpole Electronics Inc
Features - - - Simultaneous Sampling
Size / Dimension - - - -
Ratings - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Height - Seated (Max) - - - -
Failure Rate - - - -
Power (Watts) - - - -
Tolerance - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Resistance - - - -
Series - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Number of Terminations - - - -
Temperature Coefficient - - - -
Composition - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42

RMEF0603JT10R0 Datasheet PDF

Download RMEF0603JT10R0 pdf datasheets and Stackpole Electronics Inc documentation for RMEF0603JT10R0 - Stackpole Electronics Inc.

Datasheets
RMEF Series Datasheet.pdf

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Evaluation: 10 Articles

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    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.

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    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.

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    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
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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.

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

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

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America United States 5
Brazil 7
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United Kingdom 4
Italy 5
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New Zealand 5
Asia India 4
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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.
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RMEF0603JT10R0 Image

RMEF0603JT10R0

Stackpole Electronics Inc
98D-RMEF0603JT10R0

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

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