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CT6P203 Equivalent & Substitute Parts Reference
Part Overview
CT6P203 is a 20 kOhms, 0.5W (1/2W) through-hole trimmer potentiometer produced by Vishay Beyschlag/Draloric/BC Components. It features a cermet resistive element, 1-turn top adjustment, PC pin termination, and a square 0.276" x 0.276" face (7.00mm x 7.00mm). The part is classified as obsolete, making it necessary to identify alternative models with strictly matching electrical and mechanical parameters to ensure form, fit, and function in equivalent applications.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 20 kOhms |
| Power (Watts) | 0.5W, 1/2W |
| Tolerance | ±10% |
| Temperature Coefficient | ±100ppm/°C |
| Number of Turns | 1.0 |
| Adjustment Type | Top Adjustment |
| Resistive Material | Cermet |
| Mounting Type | Through Hole |
| Termination Style | PC Pins |
| Size / Dimension | 0.276" x 0.276" (7.00mm x 7.00mm) |
| RoHS Status | RoHS non-compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| REACH Status | REACH Unaffected |
Substitute Part Grouping Explanation
Substitute parts are selected based strictly on a match with the following key parameters: resistance, power rating, tolerance, temperature coefficient, number of turns, adjustment type, resistive material, mounting type, termination style, package size, and compliance characteristics. All substitute part numbers listed fall within these allowed parameters to ensure electrical and mechanical compatibility within the trimmer potentiometer product category.
Parameter Comparison
| Parameter | Main Part: CT6P203 Vishay Beyschlag/Draloric/BC Components |
Direct Substitute: CT-6EP203 Nidec Components Corporation |
MFR Recommended Substitute: 3362P-1-203 Bourns Inc. |
|---|---|---|---|
| Resistance | 20 kOhms | 20 kOhms | 20 kOhms |
| Power (Watts) | 0.5W, 1/2W | 0.5W, 1/2W | 0.5W, 1/2W |
| Tolerance | ±10% | ±10% | ±10% |
| Temp. Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Number of Turns | 1.0 | 1 | 1 |
| Adjustment Type | Top Adjustment | Top Adjustment | Top Adjustment |
| Resistive Material | Cermet | Cermet | Cermet |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Termination Style | PC Pins | PC Pins | PC Pins |
| Size / Dimension | Square - 0.276" x 0.276" (7.00mm x 7.00mm) | Square - 0.276" x 0.276" (7.00mm x 7.00mm) | Rectangular - 0.275" x 0.260" (6.99mm x 6.60mm) |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant | RoHS non-compliant |
| MSL | 1 (Unlimited) | 1 (Unlimited) | Not Applicable |
| REACH Status | REACH Unaffected | REACH Unaffected | REACH Affected |
Engineering Selection Recommendations
CT6P203 is obsolete and RoHS non-compliant. CT-6EP203 by Nidec Components Corporation is an active model matching all key parameters and is ROHS3 compliant. 3362P-1-203 by Bourns Inc. is another direct substitute, also RoHS non-compliant, but is active. All listed substitutes share the same core electrical, mechanical, and mounting parameters as CT6P203.
Frequently Asked Questions (FAQ)
Q1: What are the required parameters for a substitute of CT6P203?
A: The substitute must match resistance, power rating, tolerance, temperature coefficient, number of turns, adjustment type, resistive material, mounting type, termination style, and have comparable package dimensions.
Q2: Are there differences in package size among substitutes?
A: CT-6EP203 matches the square 0.276" x 0.276" (7.00mm x 7.00mm) size of CT6P203. 3362P-1-203 has a rectangular 0.275" x 0.260" (6.99mm x 6.60mm) face.
Q3: How does RoHS or REACH status affect substitute selection?
A: If compliance with RoHS or REACH is necessary, CT-6EP203 offers ROHS3 and REACH unaffected status. CT6P203 and 3362P-1-203 are RoHS non-compliant.
Q4: Are there differences in termination or adjustment style?
A: All parts feature PC pin termination and top adjustment style for compatibility.
Q5: Do substitute parts have matching electrical and mechanical specifications?
A: Yes, all substitutes match the provided electrical and mechanical specifications for direct replacement in compatible applications.
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