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PVC6G203A01B00 Equivalent & Substitute Parts
Part Overview
The PVC6G203A01B00 is a 20 kOhms 0.5W through-hole trimmer potentiometer manufactured by Bourns Inc. with ceramic resistive material, side adjustment, and PC pin termination. This part is classified as obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications. The part operates with ±10% tolerance and ±100ppm/°C temperature coefficient across a single turn adjustment range.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 20 kOhms |
| Power Rating | 0.5W (1/2W) |
| Tolerance | ±10% |
| Temperature Coefficient | ±100ppm/°C |
| Number of Turns | 1.0 |
| Adjustment Type | Side Adjustment |
| Mounting Type | Through Hole |
| Termination Style | PC Pins |
| Resistive Material | Ceramic |
Substitute Part Grouping Explanation
Substitution eligibility for the PVC6G203A01B00 is determined by matching the following critical parameters: 20 kOhms resistance value, 0.5W power rating, ±10% tolerance, ±100ppm/°C temperature coefficient, 1.0 turn adjustment, side adjustment type, through-hole mounting, and PC pin termination. The resistive material (ceramic or cermet) and physical dimensions are secondary considerations that do not prevent functional substitution when all primary electrical parameters align. Two substitute parts meet these criteria:
3362W-1-203LF (Bourns Inc., Trimpot® 3362 - Sealed series): Direct manufacturer substitute with identical electrical specifications. Resistive material is cermet rather than ceramic. Physical dimensions are 0.275" x 0.260" face (6.99mm x 6.60mm). Product status is active with RoHS3 compliance.
72XR20KLF (TT Electronics / BI Technologies, 72 series): Similar substitute with identical electrical specifications. Resistive material is cermet. Physical dimensions are 0.375" x 0.375" face (9.53mm x 9.53mm). Product status is active with RoHS3 compliance.
Parameter Comparison
| Parameter | PVC6G203A01B00 | 3362W-1-203LF | 72XR20KLF |
|---|---|---|---|
| Manufacturer | Bourns Inc. | Bourns Inc. | TT Electronics / BI Technologies |
| Series | PVC6 | Trimpot® 3362 - Sealed | 72 |
| Resistance | 20 kOhms | 20 kOhms | 20 kOhms |
| Power Rating | 0.5W | 0.5W | 0.5W |
| Tolerance | ±10% | ±10% | ±10% |
| Temperature Coefficient | ±100ppm/°C | ±100ppm/°C | ±100ppm/°C |
| Number of Turns | 1.0 | 1.0 | 1.0 |
| Adjustment Type | Side Adjustment | Side Adjustment | Side Adjustment |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Termination Style | PC Pins | PC Pins | PC Pins |
| Resistive Material | Ceramic | Cermet | Cermet |
| Face Dimension | 0.315" x 0.272" (8.00mm x 6.90mm) | 0.275" x 0.260" (6.99mm x 6.60mm) | 0.375" x 0.375" (9.53mm x 9.53mm) |
| Product Status | Obsolete | Active | Active |
| RoHS Status | Non-compliant | ROHS3 Compliant | ROHS3 Compliant |
Engineering Selection Recommendations
3362W-1-203LF is the primary substitute for PVC6G203A01B00. Both parts originate from Bourns Inc., ensuring design continuity. The 3362W-1-203LF is active in production with ROHS3 compliance and REACH affected status. Physical dimensions are slightly smaller (0.275" x 0.260" versus 0.315" x 0.272"), which may provide layout advantages in space-constrained applications. The cermet resistive material provides equivalent electrical performance to the ceramic material in the original part.
72XR20KLF serves as a secondary substitute from TT Electronics / BI Technologies. This part is also active with ROHS3 compliance and REACH unaffected status. The larger physical dimensions (0.375" x 0.375") require verification of PCB layout compatibility. Selection between 3362W-1-203LF and 72XR20KLF depends on available board space and supplier availability.
Frequently Asked Questions (FAQ)
Q: Can 3362W-1-203LF directly replace PVC6G203A01B00 in existing designs? A: Yes. Both parts share identical electrical specifications: 20 kOhms resistance, 0.5W power rating, ±10% tolerance, ±100ppm/°C temperature coefficient, 1.0 turn side adjustment, through-hole mounting, and PC pin termination. The primary difference is resistive material (cermet versus ceramic) and physical dimensions. PCB layout must accommodate the 0.275" x 0.260" face dimension.
Q: What is the difference between ceramic and cermet resistive materials in this application? A: Both materials meet the specified electrical parameters for this 20 kOhms trimmer potentiometer. Cermet (ceramic-metal composite) offers improved stability and reliability in sealed designs, as reflected in the Trimpot® 3362 - Sealed series designation.
Q: Is 72XR20KLF suitable for space-constrained PCB layouts? A: No. The 72XR20KLF has larger dimensions (0.375" x 0.375" square face) compared to PVC6G203A01B00 (0.315" x 0.272" rectangular face). Use 3362W-1-203LF for applications with limited board space.
Q: Are both substitutes RoHS compliant? A: Yes. Both 3362W-1-203LF and 72XR20KLF are ROHS3 compliant, whereas the original PVC6G203A01B00 is non-compliant. This compliance upgrade is beneficial for modern manufacturing and regulatory requirements.
Q: What packaging formats are available for these substitutes? A: 3362W-1-203LF is supplied in tube packaging. 72XR20KLF is supplied in bulk packaging. Packaging selection depends on production volume and handling requirements.
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