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RMC1/8-914JTP Equivalent & Substitute Parts
Part Overview
The RMC1/8-914JTP is a 910 kOhms ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Kamaya Inc. This component is classified as Active product status with unlimited moisture sensitivity level (MSL 1). Substitute parts are necessary when the primary part becomes unavailable, when specific certifications are required for application compliance, or when tolerance and temperature coefficient specifications must be upgraded for enhanced circuit performance.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 910 kOhms |
| Tolerance | ±5% |
| Power Rating | 0.25W (1/4W) |
| Package / Case | 1206 (3216 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±200ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Moisture Sensitivity Level | 1 (Unlimited) |
| RoHS Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitution compatibility for the RMC1/8-914JTP is determined by the following mandatory parameters:
Primary Compatibility Criteria:
- Resistance value: 910 kOhms (exact match required)
- Package / Case: 1206 (3216 Metric) (exact match required)
- Power rating: 0.25W minimum
- Composition: Thick Film
- Operating temperature range: -55°C ~ 155°C minimum
- Moisture sensitivity level: MSL 1 or better
Tolerance and Temperature Coefficient Considerations:
- Direct equivalents maintain ±5% tolerance and ±200ppm/°C temperature coefficient
- Upgrade substitutes offer improved ±1% tolerance and ±100ppm/°C temperature coefficient while maintaining all other electrical and mechanical specifications
Certification and Feature Variations:
- Standard substitutes provide equivalent electrical performance without automotive certification
- AEC-Q200 certified substitutes add automotive-grade reliability for applications requiring automotive qualification
- Moisture-resistant variants provide enhanced environmental protection
All substitute parts listed maintain identical package dimensions, termination count (2), and environmental compliance (REACH Unaffected, ROHS3 Compliant where applicable).
Parameter Comparison
| Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Package | Product Status | Features |
|---|---|---|---|---|---|---|---|---|
| RMC1/8-914JTP | Kamaya Inc. | 910 kOhms | ±5% | 0.25 | ±200 | 1206 | Active | — |
| ERJ-8GEYJ914V | Panasonic | 910 kOhms | ±5% | 0.25 | ±200 | 1206 | Not For New Designs | Automotive AEC-Q200 |
| MCR18ERTJ914 | Rohm Semiconductor | 910 kOhms | ±5% | 0.25 | ±200 | 1206 | Discontinued at DiGi Electronics | — |
| RMCF1206JT910K | Stackpole Electronics Inc | 910 kOhms | ±5% | 0.25 | ±200 | 1206 | Active | Automotive AEC-Q200 |
| ERJ-8ENF9103V | Panasonic | 910 kOhms | ±1% | 0.25 | ±100 | 1206 | Not For New Designs | Automotive AEC-Q200 |
| KTR18EZPF9103 | Rohm Semiconductor | 910 kOhms | ±1% | 0.25 | ±100 | 1206 | Active | Automotive AEC-Q200, High Voltage |
| RC1206FR-07910KL | YAGEO | 910 kOhms | ±1% | 0.25 | ±100 | 1206 | Active | Moisture Resistant |
| RC1206JR-07910KL | YAGEO | 910 kOhms | ±5% | 0.25 | ±100 | 1206 | Active | Moisture Resistant |
| RMCF1206FT910K | Stackpole Electronics Inc | 910 kOhms | ±1% | 0.25 | ±100 | 1206 | Active | Automotive AEC-Q200 |
Engineering Selection Recommendations
Direct Equivalent Substitutes (±5% Tolerance, ±200ppm/°C):
RMCF1206JT910K (Stackpole Electronics Inc) is the primary direct equivalent. This part maintains identical electrical specifications and package configuration while offering Active product status and Automotive AEC-Q200 certification. It is suitable for applications requiring automotive-grade reliability without tolerance or temperature coefficient upgrades.
RC1206JR-07910KL (YAGEO) provides equivalent electrical performance with Active product status and moisture-resistant construction. This part is appropriate for applications in humid or corrosive environments where standard thick film composition may be insufficient.
ERJ-8GEYJ914V (Panasonic Electronic Components) offers equivalent electrical specifications with Automotive AEC-Q200 certification. However, this part carries "Not For New Designs" status, limiting its use to legacy system maintenance or replacement applications only.
MCR18ERTJ914 (Rohm Semiconductor) is electrically equivalent but is discontinued at DiGi Electronics, making it unsuitable for new procurement activities.
Upgrade Substitutes (±1% Tolerance, ±100ppm/°C):
RMCF1206FT910K (Stackpole Electronics Inc) is an upgrade substitute offering improved tolerance and temperature coefficient performance. Active product status and Automotive AEC-Q200 certification make this part suitable for applications requiring enhanced precision and automotive compliance.
KTR18EZPF9103 (Rohm Semiconductor) provides upgraded tolerance and temperature coefficient specifications with Active product status, Automotive AEC-Q200 certification, and high voltage capability. This part is appropriate for precision circuits and automotive applications with elevated voltage requirements.
RC1206FR-07910KL (YAGEO) offers upgraded tolerance and temperature coefficient with Active product status and moisture-resistant features. This part is suitable for precision applications in moisture-prone environments.
ERJ-8ENF9103V (Panasonic Electronic Components) provides upgraded specifications with Automotive AEC-Q200 certification. "Not For New Designs" status restricts this part to legacy applications.
Selection Basis:
All recommendations are based on product status (Active preferred), compliance certifications (ROHS3 Compliant, REACH Unaffected), and electrical parameter alignment. Parts with "Not For New Designs" or "Discontinued" status are identified for legacy applications only. Upgrade substitutes are presented as options when circuit performance requirements exceed the original ±5% tolerance specification.
Frequently Asked Questions (FAQ)
Q: Can ERJ-8GEYJ914V replace RMC1/8-914JTP in new designs?
A: ERJ-8GEYJ914V carries "Not For New Designs" status. While electrically equivalent, this part is restricted to legacy system maintenance. For new designs, use RMCF1206JT910K or RMCF1206FT910K instead.
Q: What is the difference between direct equivalents and upgrade substitutes?
A: Direct equivalents (ERJ-8GEYJ914V, RMCF1206JT910K, RC1206JR-07910KL) maintain ±5% tolerance and ±200ppm/°C temperature coefficient. Upgrade substitutes (RMCF1206FT910K, KTR18EZPF9103, RC1206FR-07910KL, ERJ-8ENF9103V) offer improved ±1% tolerance and ±100ppm/°C temperature coefficient. Both categories maintain identical 910 kOhms resistance, 0.25W power rating, and 1206 package configuration.
Q: Are all substitute parts compatible with the 1206 package footprint?
A: Yes. All listed substitutes use 1206 (3216 Metric) package with 2 terminations. Physical dimensions vary slightly (length 0.120" to 0.126", height 0.025" to 0.028"), but all parts are compatible with standard 1206 PCB footprints.
Q: Which substitute part is best for automotive applications?
A: RMCF1206FT910K (Stackpole Electronics Inc) is recommended for automotive applications. It offers Active product status, Automotive AEC-Q200 certification, upgraded ±1% tolerance, and ±100ppm/°C temperature coefficient. KTR18EZPF9103 (Rohm Semiconductor) is an alternative with additional high voltage capability.
Q: What does "Not For New Designs" status mean?
A: "Not For New Designs" indicates the manufacturer has discontinued active development and support for that part. These parts are available for legacy system replacement only. New designs should use Active status parts such as RMCF1206JT910K or RMCF1206FT910K.
Q: Can I use a ±1% tolerance part in place of a ±5% tolerance part?
A: Yes. A ±1% tolerance part (upgrade substitute) is electrically compatible with circuits designed for ±5% tolerance. The tighter tolerance provides improved accuracy and stability, making it suitable for precision applications.
Q: What is the significance of Automotive AEC-Q200 certification?
A: AEC-Q200 certification indicates the part meets automotive industry reliability and quality standards. Parts with this certification are suitable for automotive applications requiring enhanced reliability, temperature cycling resistance, and failure rate specifications.
Q: Are moisture-resistant variants necessary for standard applications?
A: Moisture-resistant variants (RC1206FR-07910KL, RC1206JR-07910KL) are recommended for applications exposed to high humidity, condensation, or corrosive environments. Standard thick film parts (RMC1/8-914JTP, RMCF1206JT910K) with MSL 1 rating are sufficient for controlled indoor environments.
Q: What is the temperature coefficient difference between ±200ppm/°C and ±100ppm/°C?
A: Temperature coefficient indicates resistance value change per degree Celsius. ±200ppm/°C (standard parts) results in greater resistance drift across temperature ranges compared to ±100ppm/°C (upgrade parts). Upgrade parts provide superior stability in temperature-sensitive applications.
Q: Is MCR18ERTJ914 available for new procurement?
A: MCR18ERTJ914 is discontinued at DiGi Electronics and unsuitable for new procurement. Use RMCF1206JT910K or RMCF1206FT910K as replacements.
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