3386B-1-102LF Trimmer Potentiometer Equivalent & Substitute Parts

Part Overview

The 3386B-1-102LF is a 1 kOhm, 0.5W through-hole trimmer potentiometer manufactured by Bourns Inc. as part of the Trimpot® 3386 sealed series. This component features PC pin termination, side adjustment capability, and cermet resistive material construction. The part is currently active in production and ROHS3 compliant. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and termination styles are maintained across alternative manufacturers.

Substiute Parts

3386B-1-102LF

Bourns Inc.In Stock: 8473386B-1-102LF Datasheet

Current PartRFQ

72XR1KLF

TT Electronics/BIIn Stock: 262572XR1KLF Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 3386B-1-102LF is determined by strict equivalence across the following critical parameters:

• Resistance value: 1 kOhms
• Power rating: 0.5W
• Tolerance: ±10%
• Temperature coefficient: ±100ppm/°C
• Number of turns: 1
• Adjustment type: Side Adjustment
• Resistive material: Cermet
• Mounting type: Through Hole
• Termination style: PC Pins
• Physical dimensions: Square 0.375" x 0.375" face

The 72XR1KLF from TT Electronics/BI meets all electrical and mechanical requirements for direct substitution. Both parts maintain identical functional specifications and environmental compliance certifications.

Parameter Comparison

Engineering Selection Recommendations

Both the 3386B-1-102LF and 72XR1KLF are active production components with ROHS3 compliance and REACH unaffected status. Selection between these parts should be based on availability, packaging requirements, and supply chain considerations. The 3386B-1-102LF is supplied in tube packaging, while the 72XR1KLF is supplied in bulk packaging. Both parts carry identical electrical performance specifications and environmental certifications, making them functionally interchangeable in circuit applications requiring 1 kOhm, 0.5W trimmer potentiometers with side adjustment and PC pin termination.

Frequently Asked Questions (FAQ)

Q: Can the 72XR1KLF replace the 3386B-1-102LF in existing designs?

A: Yes. Both parts are electrically and mechanically equivalent across all specified parameters including resistance value, power rating, tolerance, temperature coefficient, adjustment type, resistive material, mounting configuration, and physical dimensions.

Q: What is the primary difference between these two parts?

A: The primary difference is packaging format. The 3386B-1-102LF is supplied in tube packaging, while the 72XR1KLF is supplied in bulk packaging. Electrical and mechanical specifications are identical.

Q: Are both parts RoHS compliant?

A: Yes. Both the 3386B-1-102LF and 72XR1KLF are ROHS3 compliant and REACH unaffected.

Q: Do these parts have the same physical footprint?

A: Yes. Both parts feature identical square dimensions of 0.375" x 0.375" (9.53mm x 9.53mm) with PC pin through-hole termination, ensuring direct mechanical compatibility in PCB layouts.

Q: What determines substitution eligibility for this product category?

A: Substitution eligibility is determined by equivalence in resistance value, power rating, tolerance, temperature coefficient, number of turns, adjustment type, resistive material composition, mounting type, termination style, and physical dimensions. All these parameters must match exactly for parts to be considered direct substitutes.