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RC1608F6194CS Equivalent & Substitute Parts Reference
Part Overview
The RC1608F6194CS is a 6.19 MOhms ±1% thick film chip resistor manufactured by Samsung Electro-Mechanics in 0603 (1608 Metric) package format. This component is rated for 0.1W (1/10W) power dissipation with moisture-resistant construction and operates across the temperature range of -55°C to 155°C. The part maintains Active product status and is RoHS3 compliant with MSL Level 1 (Unlimited moisture sensitivity).
Equivalent and substitute parts are identified when component availability is limited, supply chain disruptions occur, or design flexibility permits alternative qualified sources meeting identical electrical and mechanical specifications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 6.19 MOhms |
| Tolerance | ±1% |
| Power Rating | 0.1W (1/10W) |
| Package / Case | 0603 (1608 Metric) |
| Composition | Thick Film |
| Temperature Coefficient | ±100ppm/°C |
| Operating Temperature Range | -55°C ~ 155°C |
| Number of Terminations | 2 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution eligibility for the RC1608F6194CS is determined by strict equivalence across the following critical parameters:
Electrical Parameters:
- Resistance value: 6.19 MOhms (exact match required)
- Tolerance: ±1% (exact match required)
- Power rating: 0.1W / 1/10W (exact match required)
- Temperature coefficient: ±100ppm/°C (exact match required)
- Operating temperature range: -55°C to 155°C (minimum required)
Mechanical Parameters:
- Package format: 0603 (1608 Metric) (exact match required)
- Composition: Thick Film (exact match required)
- Number of terminations: 2 (exact match required)
Compliance Parameters:
- RoHS3 compliance (required)
- MSL Level 1 or equivalent (required)
The CRCW06036M19FKEA from Vishay Dale meets all electrical and mechanical equivalence criteria. This substitute maintains identical resistance, tolerance, power rating, temperature coefficient, and package specifications. Both components are RoHS3 compliant with MSL Level 1 rating.
Parameter Comparison
| Parameter | RC1608F6194CS (Samsung) | CRCW06036M19FKEA (Vishay Dale) |
|---|---|---|
| Resistance | 6.19 MOhms | 6.19 MOhms |
| Tolerance | ±1% | ±1% |
| Power Rating | 0.1W (1/10W) | 0.1W (1/10W) |
| Composition | Thick Film | Thick Film |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C |
| Package / Case | 0603 (1608 Metric) | 0603 (1608 Metric) |
| Number of Terminations | 2 | 2 |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) | 1 (Unlimited) |
| Size / Dimension | 0.063" L x 0.031" W (1.60mm x 0.80mm) | 0.061" L x 0.033" W (1.55mm x 0.85mm) |
| Height - Seated (Max) | 0.022" (0.55mm) | 0.020" (0.50mm) |
Engineering Selection Recommendations
Both the RC1608F6194CS and CRCW06036M19FKEA are Active status components with full RoHS3 compliance and MSL Level 1 rating. Selection between these parts is based on availability and supply chain requirements rather than electrical or mechanical performance differences.
The CRCW06036M19FKEA includes AEC-Q200 automotive qualification, which provides additional quality assurance documentation. This qualification does not restrict use in non-automotive applications and represents an enhanced quality standard.
Dimensional variations between the two parts (length 1.60mm vs 1.55mm, width 0.80mm vs 0.85mm, height 0.55mm vs 0.50mm) remain within standard 0603 package tolerances and do not affect PCB footprint compatibility or assembly processes.
Frequently Asked Questions (FAQ)
Q: Can CRCW06036M19FKEA replace RC1608F6194CS in existing designs?
A: Yes. Both components share identical electrical specifications (6.19 MOhms ±1%, 0.1W, ±100ppm/°C) and operate across the same temperature range (-55°C to 155°C). Both use 0603 (1608 Metric) package format with 2 terminations. Dimensional variations fall within standard package tolerances and do not affect PCB layout or assembly compatibility.
Q: What is the significance of AEC-Q200 qualification on the Vishay part?
A: AEC-Q200 is an automotive industry standard for passive component reliability. This qualification indicates the CRCW06036M19FKEA has undergone additional testing and quality verification. The qualification does not restrict the part to automotive applications and represents enhanced quality documentation suitable for any application requiring high reliability assurance.
Q: Are there any moisture sensitivity concerns with either part?
A: Both components carry MSL Level 1 (Unlimited) rating, indicating no moisture sensitivity restrictions. These parts do not require special moisture control during storage, handling, or assembly processes.
Q: Do the dimensional differences between these parts affect PCB design?
A: No. The dimensional variations (RC1608F6194CS: 1.60mm x 0.80mm x 0.55mm height; CRCW06036M19FKEA: 1.55mm x 0.85mm x 0.50mm height) remain within standard 0603 package tolerances. Both components use identical footprint patterns and assembly processes.
Q: What compliance certifications apply to both parts?
A: Both components are RoHS3 compliant and REACH unaffected. Both carry ECCN classification EAR99 and HTSUS code 8533.21.0030.
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