RMC1/8K1003FTP Equivalent & Substitute Parts

Part Overview

The RMC1/8K1003FTP is a 100 kOhms ±1% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Kamaya Inc. This component is classified as Active product status with 1,093 pieces currently in stock. The RMC series represents a standard general-purpose resistor suitable for industrial and commercial applications. Substitute parts are necessary when primary inventory is depleted, when specific certifications or features are required for particular applications, or when alternative manufacturers offer improved lead times or cost structures while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value	Criticality for Substitution
Resistance Value	100 kOhms	Critical - Must Match Exactly
Tolerance	±1%	Critical - Must Match Exactly
Power Rating	0.25W (1/4W)	Critical - Must Match Exactly
Package / Case	1206 (3216 Metric)	Critical - Must Match Exactly
Composition	Thick Film	Critical - Must Match Exactly
Temperature Coefficient	±100ppm/°C	Critical - Must Match Exactly
Operating Temperature Range	-55°C ~ 155°C	Critical - Must Match Exactly
Number of Terminations	2	Critical - Must Match Exactly
Moisture Sensitivity Level (MSL)	1 (Unlimited)	Important - Should Match
RoHS Status	ROHS3 Compliant	Important - Should Match

Substitute Part Grouping Explanation

Substitution eligibility for the RMC1/8K1003FTP is determined by strict equivalence across all critical electrical and mechanical parameters. All substitute parts must satisfy the following requirements:

Mandatory Matching Parameters:

Resistance: 100 kOhms
Tolerance: ±1%
Power Rating: 0.25W (1/4W)
Package: 1206 (3216 Metric)
Composition: Thick Film
Temperature Coefficient: ±100ppm/°C
Operating Temperature: -55°C ~ 155°C
Terminations: 2

Acceptable Variation Parameters:

Physical dimensions may vary within standard 1206 package tolerances (length 0.122" to 0.126", width 0.061" to 0.063", height 0.024" to 0.028")
Packaging format (Tape & Reel or Cut Tape & Digi-Reel) does not affect electrical compatibility
Manufacturer-specific features (Automotive AEC-Q200, High Voltage, Moisture Resistant) represent value-added certifications that do not preclude substitution

All identified substitute parts meet these criteria and are therefore electrically and mechanically interchangeable with the RMC1/8K1003FTP.

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power (W)	Package	Temp Coeff	Op Temp Range	Product Status	Features	Inventory (Pcs)
RMC1/8K1003FTP	Kamaya Inc.	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	—	1,093
CRG1206F100K	TE Connectivity Passive Product	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	—	93,064
ERJ-8ENF1003V	Panasonic Electronic Components	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Not For New Designs	Automotive AEC-Q200	178,061
KTR18EZPF1003	Rohm Semiconductor	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Automotive AEC-Q200, High Voltage	62,708
RC1206FR-07100KL	YAGEO	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Moisture Resistant	83,900
RCV1206100KFKEA	Vishay Dale	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	High Voltage	61,530
RMCF1206FG100K	Stackpole Electronics Inc	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Automotive AEC-Q200	10,738
RMCF1206FT100K	Stackpole Electronics Inc	100 kOhms	±1%	0.25	1206	±100ppm/°C	-55°C ~ 155°C	Active	Automotive AEC-Q200	499,824

Engineering Selection Recommendations

Primary Substitutes (Active Status, No Design Restrictions):

CRG1206F100K, KTR18EZPF1003, RC1206FR-07100KL, RCV1206100KFKEA, RMCF1206FG100K, and RMCF1206FT100K are all classified as Active products with no design restrictions. These parts are suitable for new designs and ongoing production. Selection among these options should be based on inventory availability, packaging preference (Tape & Reel versus Cut Tape & Digi-Reel), and application-specific certifications.

Secondary Substitute (Design Restriction):

ERJ-8ENF1003V is classified as "Not For New Designs" and should be used only for replacement or maintenance of existing assemblies where this specific part number is already established in the design.

Application-Specific Considerations:

Parts with Automotive AEC-Q200 certification (ERJ-8ENF1003V, KTR18EZPF1003, RMCF1206FG100K, RMCF1206FT100K) are suitable for automotive applications requiring this qualification. Parts with High Voltage features (KTR18EZPF1003, RCV1206100KFKEA) are suitable for high-voltage circuit applications. The RC1206FR-07100KL with Moisture Resistant feature is suitable for applications requiring enhanced moisture protection.

Inventory Considerations:

RMCF1206FT100K offers the highest inventory level (499,824 pieces), followed by ERJ-8ENF1003V (178,061 pieces) and CRG1206F100K (93,064 pieces). These options provide optimal lead time assurance for high-volume production requirements.

Frequently Asked Questions (FAQ)

Q: Can I substitute RMC1/8K1003FTP with any of the listed parts without circuit redesign?

A: Yes. All listed substitute parts are electrically and mechanically equivalent. They share identical resistance value (100 kOhms), tolerance (±1%), power rating (0.25W), package (1206), composition (thick film), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C). No circuit redesign is required.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel packaging?

A: Tape & Reel packaging is supplied on continuous tape suitable for automated pick-and-place equipment with reel handling. Cut Tape & Digi-Reel packaging is supplied in shorter tape segments or on alternative reel formats. Both formats contain identical components; the difference is in handling and storage format. Selection depends on your assembly equipment capabilities.

Q: Why is ERJ-8ENF1003V marked "Not For New Designs"?

A: This designation indicates that the manufacturer (Panasonic) has discontinued this part for new design applications. While the part remains electrically and mechanically compatible and is suitable for replacement or maintenance of existing assemblies, it should not be selected for new product designs. Use Active-status alternatives for new designs.

Q: What does Automotive AEC-Q200 certification mean?

A: AEC-Q200 is an automotive industry qualification standard for passive components. Parts with this certification have undergone additional testing and validation for automotive applications, including temperature cycling, humidity resistance, and reliability testing. Use AEC-Q200 certified parts (ERJ-8ENF1003V, KTR18EZPF1003, RMCF1206FG100K, RMCF1206FT100K) when designing for automotive applications.

Q: Can I use a High Voltage rated resistor in a standard application?

A: Yes. High Voltage rated parts (KTR18EZPF1003, RCV1206100KFKEA) are fully compatible with standard applications. The High Voltage rating indicates additional design margin and is not a restriction. These parts are suitable for both standard and high-voltage applications.

Q: What does Moisture Resistant mean for RC1206FR-07100KL?

A: Moisture Resistant indicates enhanced protection against moisture absorption and environmental degradation. This feature is beneficial in applications exposed to high humidity, condensation, or harsh environmental conditions. Standard parts without this designation are also suitable for typical indoor applications with normal humidity levels.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed are RoHS3 compliant, meeting current environmental and hazardous substance restrictions. The main part RMC1/8K1003FTP does not specify RoHS status in the provided data but is compatible with RoHS3 compliant substitutes.

Q: What is Moisture Sensitivity Level (MSL) 1?

A: MSL 1 (Unlimited) indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. No baking or desiccant storage is required. All listed parts share this MSL 1 rating.

Q: Which substitute offers the best inventory availability?

A: RMCF1206FT100K from Stackpole Electronics Inc offers the highest inventory level at 499,824 pieces, providing optimal lead time assurance for high-volume production. This part is Active status with Automotive AEC-Q200 certification.

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