PVC6M501A01B00 Equivalent & Substitute Parts

Part Overview

The PVC6M501A01B00 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 part is currently obsolete, making equivalent substitutes necessary for ongoing production and maintenance applications requiring 500 Ohm trimmer potentiometers with identical electrical specifications and through-hole mounting.

Key Parameters

Parameter	Value
Resistance	500 Ohms
Power Rating	0.5W (1/2W)
Tolerance	±10%
Temperature Coefficient	±100ppm/°C
Number of Turns	1
Adjustment Type	Top Adjustment
Mounting Type	Through Hole
Termination Style	PC Pins

Substitute Part Grouping Explanation

Substitution eligibility for the PVC6M501A01B00 is determined by strict electrical and mechanical parameter matching:

Primary Substitution Criteria:

Resistance value: 500 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)
Mounting type: Through Hole (exact match required)
Termination style: PC Pins (exact match required)

All substitute parts listed meet these core electrical specifications. Variations in resistive material (ceramic to cermet), physical dimensions, and packaging do not affect functional equivalence for applications requiring these electrical parameters. Active product status and RoHS compliance are secondary considerations for component selection.

Parameter Comparison

Part Number	Manufacturer	Resistance	Power (W)	Tolerance	Temp Coeff	Turns	Adjustment	Mounting	Termination	Status	RoHS
PVC6M501A01B00	Bourns Inc.	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Obsolete	Non-compliant
3362U-1-501LF	Bourns Inc.	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Active	ROHS3 Compliant
25PR500LF	TT Electronics/BI	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Active	RoHS Compliant
72PMR500LF	TT Electronics/BI	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Active	ROHS3 Compliant
72PR500LF	TT Electronics/BI	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Active	ROHS3 Compliant
82PR500LF	TT Electronics/BI	500Ω	0.5	±10%	±100ppm/°C	1	Top	Through Hole	PC Pins	Active	ROHS3 Compliant

Engineering Selection Recommendations

All listed substitute parts satisfy the electrical and mechanical requirements for direct replacement of the PVC6M501A01B00. Selection among active alternatives should prioritize:

3362U-1-501LF (Bourns Inc.): Maintains manufacturer continuity as a Bourns product. Active status with ROHS3 compliance. Rectangular form factor (0.275" x 0.260" face) differs from original square geometry but maintains identical electrical performance and PC pin termination.

25PR500LF (TT Electronics/BI): Active product with RoHS compliance. Square form factor (0.270" x 0.270" face) closely matches original dimensions. Tube packaging available.

72PMR500LF and 72PR500LF (TT Electronics/BI): Active products with ROHS3 compliance. Larger square form factor (0.375" x 0.375" face) suitable for applications with less stringent space constraints. Bulk packaging.

82PR500LF (TT Electronics/BI): Active product with ROHS3 compliance. Circular form factor (0.250" diameter) provides alternative geometry for specific PCB layouts. Bulk packaging.

Physical dimension variations do not affect electrical substitution. Component selection should account for available board space and packaging requirements.

Frequently Asked Questions (FAQ)

Q: Can the PVC6M501A01B00 be replaced with any of these substitute parts?

A: Yes. All listed parts meet the required electrical specifications: 500 Ohms, 0.5W power rating, ±10% tolerance, ±100ppm/°C temperature coefficient, single turn, top adjustment, through-hole mounting, and PC pin termination.

Q: What is the primary difference between the original part and substitutes?

A: The PVC6M501A01B00 uses ceramic resistive material and is obsolete. All active substitutes use cermet resistive material and maintain identical electrical performance. Cermet construction provides improved stability and reliability in modern applications.

Q: Do physical dimension differences affect compatibility?

A: Physical dimensions vary among substitutes but do not affect electrical function. Dimension selection depends on available PCB space. The 25PR500LF offers the closest dimensional match to the original part. Larger form factors (72 series, 82PR500LF) require verification of available board area.

Q: Which substitute offers the best compliance profile?

A: All active substitutes are RoHS compliant. The 3362U-1-501LF, 72PMR500LF, 72PR500LF, and 82PR500LF carry ROHS3 certification. The 25PR500LF is RoHS compliant. Selection should align with specific regulatory requirements for the end application.

Q: Are packaging options a consideration for substitution?

A: Yes. The 3362U-1-501LF is supplied in tube packaging. The 25PR500LF is available in tube packaging. The 72PMR500LF, 72PR500LF, and 82PR500LF are supplied in bulk packaging. Packaging selection affects handling, storage, and assembly processes.

Q: Can substitutes be used interchangeably on the same PCB?

A: Electrical substitution is direct. Physical form factor differences require PCB layout verification. Circular (82PR500LF) and larger square (72 series) geometries may require footprint adjustment. The 25PR500LF and 3362U-1-501LF offer minimal layout modification requirements.

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