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Equivalent & Substitute Parts for RC1608J560CS
Part Overview
The RC1608J560CS is a 56 Ohm ±5% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format with 0.1W power rating. This component is classified as Active product status with moisture resistant characteristics and ROHS3 compliance. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical dimensions, and environmental ratings to ensure direct circuit board compatibility and functional interchangeability.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 56 Ohms |
| Tolerance | ±5% |
| Power Rating | 0.1W (1/10W) |
| Package / Case | 0603 (1608 Metric) |
| Composition | Thick Film |
| Operating Temperature Range | -55°C ~ 155°C |
| Moisture Sensitivity Level | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Packaging Type | Tape & Reel (TR) |
Substitute Part Grouping Explanation
Substitution logic for RC1608J560CS is based on the following critical parameters that must remain constant across all equivalent parts:
Mandatory Matching Parameters:
- Resistance value: 56 Ohms
- Power rating: 0.1W (1/10W)
- Package format: 0603 (1608 Metric)
- Composition: Thick Film
- Operating temperature range: -55°C ~ 155°C
- Moisture Sensitivity Level: 1 (Unlimited)
- RoHS compliance: ROHS3 Compliant
Allowable Variation Parameters:
- Tolerance: ±5% (main part) to ±1% (upgrade parts) — tighter tolerance represents functional upgrade
- Temperature coefficient: ±100ppm/°C to ±200ppm/°C — within acceptable drift range
- Features: Moisture resistant (standard) to Automotive AEC-Q200 (enhanced qualification)
Substitute parts are categorized as Direct Equivalents (matching all specifications including tolerance) or Upgrade parts (improved tolerance or automotive qualification while maintaining core electrical and mechanical compatibility).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Temp Coeff (ppm/°C) | Features | Product Status | Inventory |
|---|---|---|---|---|---|---|---|---|
| RC1608J560CS | Samsung Electro-Mechanics | 56 Ω | ±5% | 0.1 | ±100 | Moisture Resistant | Active | 881 Pcs |
| RC0603JR-0756RL | YAGEO | 56 Ω | ±5% | 0.1 | ±100 | Moisture Resistant | Active | 86404 Pcs |
| RMCF0603JT56R0 | Stackpole Electronics Inc | 56 Ω | ±5% | 0.1 | ±200 | Automotive AEC-Q200 | Active | 31248 Pcs |
| CRG0603F56R | TE Connectivity Passive Product | 56 Ω | ±1% | 0.1 | ±200 | — | Active | 14914 Pcs |
| ERJ-3EKF56R0V | Panasonic Electronic Components | 56 Ω | ±1% | 0.1 | ±100 | Automotive AEC-Q200 | Active | 110404 Pcs |
| ERJ-3GEYJ560V | Panasonic Electronic Components | 56 Ω | ±5% | 0.1 | ±200 | Automotive AEC-Q200 | Active | 85064 Pcs |
| MCR03ERTJ560 | Rohm Semiconductor | 56 Ω | ±5% | 0.1 | ±200 | — | Discontinued at DiGi Electronics | 1066 Pcs |
| RC0603FR-0756RL | YAGEO | 56 Ω | ±1% | 0.1 | ±100 | Moisture Resistant | Active | 348359 Pcs |
| RMCF0603FT56R0 | Stackpole Electronics Inc | 56 Ω | ±1% | 0.1 | ±100 | Automotive AEC-Q200 | Active | 30678 Pcs |
| AC0603JR-0756RL | YAGEO | 56 Ω | ±5% | 0.1 | ±100 | Automotive AEC-Q200, Moisture Resistant | Active | 10918 Pcs |
Engineering Selection Recommendations
Direct Equivalent Selection (Identical Specifications):
RC0603JR-0756RL (YAGEO) provides direct equivalence to RC1608J560CS with matching ±5% tolerance, ±100ppm/°C temperature coefficient, and moisture resistant composition. This part maintains identical electrical performance and environmental characteristics with significantly higher inventory availability (86404 units).
Upgrade Selection for Enhanced Tolerance:
RC0603FR-0756RL (YAGEO) and ERJ-3EKF56R0V (Panasonic) offer ±1% tolerance upgrade while maintaining ±100ppm/°C temperature coefficient. RC0603FR-0756RL provides moisture resistant features matching the original specification. ERJ-3EKF56R0V adds Automotive AEC-Q200 qualification. Both parts are Active status with substantial inventory levels.
Upgrade Selection for Automotive Applications:
RMCF0603FT56R0 (Stackpole Electronics Inc) and ERJ-3EKF56R0V (Panasonic) provide Automotive AEC-Q200 qualification with ±1% tolerance and ±100ppm/°C temperature coefficient. RMCF0603FT56R0 maintains Active product status with 30678 units in stock.
Alternative with Automotive Qualification (Matching Tolerance):
ERJ-3GEYJ560V (Panasonic) and AC0603JR-0756RL (YAGEO) maintain ±5% tolerance matching the original part while adding Automotive AEC-Q200 qualification. AC0603JR-0756RL additionally includes moisture resistant features.
Avoid:
MCR03ERTJ560 (Rohm Semiconductor) is listed as Discontinued at DiGi Electronics and should not be selected for new designs despite matching electrical specifications.
Frequently Asked Questions (FAQ)
Q: Can RC0603JR-0756RL directly replace RC1608J560CS without circuit redesign?
A: Yes. RC0603JR-0756RL matches all critical parameters: 56 Ohm resistance, ±5% tolerance, 0.1W power rating, 0603 package, -55°C to 155°C operating range, and ROHS3 compliance. No circuit modifications are required.
Q: What is the difference between ±5% and ±1% tolerance parts?
A: Tolerance defines the acceptable resistance deviation from the nominal 56 Ohm value. ±5% allows 53.2 to 58.8 Ohms; ±1% allows 55.44 to 56.56 Ohms. ±1% parts provide tighter resistance control suitable for precision circuits. Both are electrically compatible in standard applications.
Q: Are Automotive AEC-Q200 parts suitable for non-automotive applications?
A: Yes. Automotive AEC-Q200 qualification represents enhanced reliability testing and environmental stress screening. These parts exceed standard industrial requirements and are fully compatible with non-automotive circuits.
Q: Does package dimension variation affect PCB compatibility?
A: All listed parts use 0603 (1608 Metric) package format. Dimension variations (1.60mm vs 1.55mm length) are within standard 0603 tolerance and do not affect PCB footprint compatibility or soldering process.
Q: Why is MCR03ERTJ560 listed if it is discontinued?
A: MCR03ERTJ560 is included for reference in existing designs currently using this part. For new designs or replenishment, select from Active status alternatives listed above.
Q: What is Moisture Sensitivity Level 1 (Unlimited)?
A: MSL 1 indicates the component requires no special moisture control during storage, handling, or assembly. These parts can be stored at standard ambient conditions without desiccant packaging or baking requirements prior to soldering.
Q: Can I use RC0603FR-0756RL as a direct substitute if my circuit requires ±5% tolerance?
A: Yes. RC0603FR-0756RL provides ±1% tolerance, which is tighter than the ±5% requirement. Tighter tolerance is always compatible with circuits designed for looser tolerance specifications.
Q: What is the significance of temperature coefficient ±100ppm/°C vs ±200ppm/°C?
A: Temperature coefficient defines resistance change per degree Celsius. ±100ppm/°C represents lower drift across temperature extremes, providing better stability. Both values are within acceptable range for standard applications. Select ±100ppm/°C for temperature-sensitive circuits.
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