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CT-6ETV201 Equivalent & Substitute Parts
Part Overview
The CT-6ETV201 is a 200 Ohm, 0.5W through-hole trimmer potentiometer manufactured by Nidec Components Corporation. This cermet-based trimmer features top adjustment with PC pin termination and is designed for applications requiring precision variable resistance in compact form factors. The part maintains Active product status with full RoHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when electrical specifications, mechanical compatibility, and regulatory certifications align with the original component requirements.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Resistance Value | 200 Ohms |
| Power Rating | 0.5W (1/2W) |
| Tolerance | ±10% |
| Temperature Coefficient | ±100ppm/°C |
| Number of Turns | 1 |
| Adjustment Type | Top Adjustment |
| Resistive Material | Cermet |
| Mounting Type | Through Hole |
| Termination Style | PC Pins |
| Size | Square - 0.276" x 0.276" (7.00mm x 7.00mm) |
| RoHS Status | RoHS3 Compliant |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitution eligibility for the CT-6ETV201 is determined by strict alignment of the following critical parameters:
- Resistance value: 200 Ohms (exact match required)
- Power rating: 0.5W / 1/2W (exact match required)
- Tolerance: ±10% (exact match required)
- Temperature coefficient: ±100ppm/°C (exact match required)
- Number of turns: 1 (exact match required)
- Adjustment type: Top Adjustment (exact match required)
- Resistive material: Cermet (exact match required)
- Mounting type: Through Hole (exact match required)
- Termination style: PC Pins (exact match required)
- Regulatory compliance: RoHS and REACH status (must maintain or exceed compliance level)
The 25PR200LF from TT Electronics/BI meets all electrical and mechanical criteria for direct substitution. Both components share identical functional specifications and regulatory certifications, with minor dimensional variance within acceptable mechanical tolerances for through-hole PCB mounting.
Parameter Comparison
| Parameter | CT-6ETV201 (Nidec) | 25PR200LF (TT Electronics/BI) | Match Status |
|---|---|---|---|
| Resistance | 200 Ohms | 200 Ohms | Exact Match |
| Power Rating | 0.5W (1/2W) | 0.5W (1/2W) | Exact Match |
| Tolerance | ±10% | ±10% | Exact Match |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | Exact Match |
| Number of Turns | 1 | 1 | Exact Match |
| Adjustment Type | Top Adjustment | Top Adjustment | Exact Match |
| Resistive Material | Cermet | Cermet | Exact Match |
| Mounting Type | Through Hole | Through Hole | Exact Match |
| Termination Style | PC Pins | PC Pins | Exact Match |
| Size | 0.276" x 0.276" (7.00mm x 7.00mm) | 0.270" x 0.270" (6.86mm x 6.86mm) | Compatible Variance |
| RoHS Status | RoHS3 Compliant | RoHS Compliant | Compliant |
| REACH Status | REACH Unaffected | REACH Unaffected | Compliant |
Engineering Selection Recommendations
Both the CT-6ETV201 and 25PR200LF maintain Active product status with full regulatory compliance. The CT-6ETV201 is available with 896 units in stock, while the 25PR200LF offers higher inventory availability at 5,068 units. Selection between these components should be based on supply chain requirements and packaging preferences (Tape & Box versus Tube). The dimensional variance of 0.006" (0.14mm) between components is within standard PCB through-hole mounting tolerances and does not affect electrical performance or mechanical fit. Both components carry identical electrical specifications and compliance certifications, making them functionally interchangeable for the specified application.
Frequently Asked Questions (FAQ)
Q: Can the 25PR200LF directly replace the CT-6ETV201 in existing designs?
A: Yes. Both components share identical electrical specifications (200 Ohms, 0.5W, ±10% tolerance, ±100ppm/°C temperature coefficient, 1-turn top adjustment, cermet resistive material, through-hole PC pin termination). The 0.006" dimensional difference is within standard PCB mounting tolerances and does not affect fit or function.
Q: What are the key parameters that determine substitution eligibility?
A: Substitution requires exact matching of resistance value, power rating, tolerance, temperature coefficient, number of turns, adjustment type, resistive material, mounting type, and termination style. Regulatory compliance status must be maintained or exceeded. Dimensional variance is acceptable within standard mechanical tolerances for through-hole applications.
Q: Are there packaging differences between these parts?
A: Yes. The CT-6ETV201 is supplied in Tape & Box (TB) packaging, while the 25PR200LF is supplied in Tube packaging. Both packaging formats are suitable for automated assembly and manual placement. Selection depends on production workflow and inventory management requirements.
Q: Do both parts meet current regulatory requirements?
A: Yes. The CT-6ETV201 is RoHS3 Compliant with MSL 1 (Unlimited). The 25PR200LF is RoHS Compliant. Both are REACH Unaffected. Both components satisfy current regulatory requirements for electronic component use.
Q: What is the significance of the temperature coefficient specification?
A: The ±100ppm/°C temperature coefficient indicates the maximum resistance change per degree Celsius across the operating temperature range. Both components share this specification, ensuring equivalent thermal stability and predictable performance across temperature variations in the application environment.
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