PVC6A501A01B00 Equivalent & Substitute Parts

Part Overview

The PVC6A501A01B00 is a 500 Ohm, 0.5W through-hole trimmer potentiometer manufactured by Bourns Inc. in the PVC6 series. This component features ceramic resistive material, PC pin termination, and top adjustment with a single turn. The product is currently obsolete, making equivalent substitute parts necessary for ongoing circuit maintenance, repair, and legacy system support.

Key Parameters

Parameter	Value
Resistance	500 Ohms
Power Rating	0.5W (1/2W)
Tolerance	±10%
Temperature Coefficient	±100ppm/°C
Number of Turns	1.0
Adjustment Type	Top Adjustment
Mounting Type	Through Hole
Termination Style	PC Pins
Face Dimension	Square - 0.272" x 0.272" (6.90mm x 6.90mm)

Substitute Part Grouping Explanation

Substitution eligibility for the PVC6A501A01B00 is determined by strict equivalence across the following parameters:

Resistance value: 500 Ohms
Power rating: 0.5W (1/2W)
Tolerance: ±10%
Temperature coefficient: ±100ppm/°C
Number of turns: 1.0
Adjustment type: Top Adjustment
Mounting type: Through Hole
Termination style: PC Pins

All substitute parts listed meet these core electrical and mechanical requirements. Variations in resistive material (ceramic to cermet), physical dimensions, and compliance certifications do not affect functional substitutability within the specified parameter set. Active product status and improved compliance profiles make these alternatives suitable for new designs and legacy replacements.

Parameter Comparison

Part Number	Manufacturer	Resistance	Power (W)	Tolerance	Temp Coeff	Turns	Adjustment	Mounting	Termination	Face Dimension	Status	RoHS
PVC6A501A01B00	Bourns Inc.	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.272" x 0.272" (6.90mm x 6.90mm)	Obsolete	Non-compliant
3362P-1-501LF	Bourns Inc.	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.275" x 0.260" (6.99mm x 6.60mm)	Active	ROHS3 Compliant
25PR500LF	TT Electronics/BI	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.270" x 0.270" (6.86mm x 6.86mm)	Active	RoHS Compliant
72PR500LF	TT Electronics/BI	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.375" x 0.375" (9.53mm x 9.53mm)	Active	ROHS3 Compliant
72PMR500LF	TT Electronics/BI	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.375" x 0.375" (9.53mm x 9.53mm)	Active	ROHS3 Compliant
82PR500LF	TT Electronics/BI	500 Ω	0.5	±10%	±100ppm/°C	1.0	Top	Through Hole	PC Pins	0.250" Dia (6.35mm)	Active	ROHS3 Compliant

Engineering Selection Recommendations

3362P-1-501LF (Bourns Inc., Trimpot® 3362 - Sealed Series) is the primary substitute. It maintains Bourns manufacturing continuity, achieves ROHS3 compliance, and offers sealed construction. Physical dimensions are nearly identical to the original part. This option is recommended for applications requiring OEM-equivalent performance with modern regulatory compliance.

25PR500LF (TT Electronics/BI, Series 25) provides a compact alternative with dimensions closest to the original PVC6A501A01B00. RoHS compliance and active product status support long-term availability. This part is suitable for space-constrained applications.

72PR500LF and 72PMR500LF (TT Electronics/BI, Series 72) feature larger square form factors (0.375" x 0.375"). Both are ROHS3 compliant and actively manufactured. The 72PMR500LF variant offers bulk packaging. These options accommodate applications with less stringent dimensional constraints.

82PR500LF (TT Electronics/BI, Series 82) presents a round form factor (0.250" diameter). ROHS3 compliance and active status ensure availability. This configuration suits applications where circular geometry is preferred or required.

All substitute parts are electrically and mechanically equivalent within the specified parameter set. Selection should prioritize available inventory, packaging requirements, and physical space constraints within the target application.

Frequently Asked Questions (FAQ)

Q: Can the PVC6A501A01B00 be directly replaced with any of these substitute parts?

A: Yes. All listed substitute parts meet the core electrical parameters: 500 Ohm resistance, 0.5W power rating, ±10% tolerance, ±100ppm/°C temperature coefficient, 1.0 turn adjustment, top adjustment type, through-hole mounting, and PC pin termination. Physical dimensions vary, so PCB layout compatibility must be confirmed.

Q: What is the primary difference between the original PVC6A501A01B00 and the 3362P-1-501LF?

A: The resistive material differs (ceramic versus cermet), and the 3362P-1-501LF achieves ROHS3 compliance while the original does not. Electrical performance remains equivalent across all specified parameters. The 3362P-1-501LF is sealed, offering improved environmental protection.

Q: Are there dimensional constraints I should consider?

A: Yes. The original part measures 0.272" x 0.272" (6.90mm x 6.90mm). The 3362P-1-501LF and 25PR500LF are similarly sized. The 72PR500LF and 72PMR500LF are larger at 0.375" x 0.375" (9.53mm x 9.53mm). The 82PR500LF is circular at 0.250" diameter. Verify PCB footprint compatibility before selection.

Q: What packaging options are available?

A: The 3362P-1-501LF is supplied in tubes. The 25PR500LF is tubed. The 72PR500LF and 72PMR500LF are bulk packaged. Packaging selection depends on procurement volume and handling requirements.

Q: Which substitute offers the best compliance profile?

A: All active substitutes are RoHS compliant. The 3362P-1-501LF, 72PR500LF, and 72PMR500LF achieve ROHS3 compliance. The 25PR500LF is RoHS compliant. The 82PR500LF is ROHS3 compliant. For new designs, any active substitute meets current regulatory requirements.

Q: Is the original PVC6A501A01B00 still available?

A: The PVC6A501A01B00 is obsolete. Inventory of 925 pieces remains available through existing stock channels, but long-term availability is not assured. Active substitute parts are recommended for ongoing production and future designs.

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