RNC55H1003FSBSL Equivalent & Substitute Parts

Part Overview

The RNC55H1003FSBSL is a 100 kOhms ±1% metal film axial through-hole resistor rated at 0.125W (1/8W) manufactured by Vishay Dale. This component is part of the military-grade RNC55 series, compliant with MIL-PRF-55182/01, and features moisture-resistant construction with weldable terminations. The part is currently active in production with 930 pieces in stock. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design continuity across packaging formats and tolerance specifications.

Substiute Parts

RNC55H1003FSBSL

Vishay DaleIn Stock: 956RNC55H1003FSBSL Datasheet

Current PartRFQ

RNC55H1003FRB14

Vishay DaleIn Stock: 838RNC55H1003FRB14 Datasheet

DirectRFQ

RNC55H1003FSRE6

Vishay DaleIn Stock: 2507RNC55H1003FSRE6 Datasheet

DirectRFQ

RNC55H1003BSRE6

Vishay DaleIn Stock: 927RNC55H1003BSRE6 Datasheet

UpgradeRFQ

RNC55J1003BSB14

Vishay DaleIn Stock: 1226RNC55J1003BSB14 Datasheet

UpgradeRFQ

RNC55J1003BSRE6

Vishay DaleIn Stock: 1859RNC55J1003BSRE6 Datasheet

UpgradeRFQ

RNC55J1003FSB14

Vishay DaleIn Stock: 1283RNC55J1003FSB14 Datasheet

UpgradeRFQ

RNC55H1003FSB14

Vishay DaleIn Stock: 1040RNC55H1003FSB14 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution relationships for the RNC55H1003FSBSL are determined by the following critical parameters: resistance value (100 kOhms), power rating (0.125W), physical dimensions (0.094" Dia × 0.250" L), and axial package configuration. Parts are grouped into three categories:

Direct Substitutes (Identical Electrical & Mechanical Parameters): Parts maintaining ±1% tolerance, ±50ppm/°C temperature coefficient, and identical failure rate (S, 0.001%). These differ only in packaging format (Bulk vs. Cut Tape) or minor manufacturing code variations.

Upgrade Substitutes (Enhanced Tolerance): Parts with tighter tolerance specifications (±0.1% vs. ±1%) and improved temperature coefficient (±25ppm/°C vs. ±50ppm/°C). These maintain identical resistance, power rating, and physical dimensions but offer superior performance characteristics.

Parametric Equivalents (Identical Specifications): Parts with matching electrical and mechanical parameters, differing only in packaging designation or inventory batch coding.

Parameter Comparison

Engineering Selection Recommendations

For Direct Substitution (No Design Changes Required): RNC55H1003FSRE6 (Cut Tape, 2479 pcs available) and RNC55H1003FSB14 (Bulk, 976 pcs available) are parametric equivalents with identical electrical specifications and failure rates. RNC55H1003FRB14 (Bulk, 788 pcs) is a direct substitute with higher failure rate (R, 0.01%) but maintains all critical electrical parameters.

For Enhanced Performance (Design Upgrade): RNC55J1003BSRE6 (Cut Tape, 1781 pcs) and RNC55J1003BSB14 (Bulk, 1127 pcs) provide ±0.1% tolerance and ±25ppm/°C temperature coefficient, representing performance upgrades. RNC55H1003BSRE6 (Cut Tape, 854 pcs) offers ±0.1% tolerance while maintaining the original ±50ppm/°C temperature coefficient. RNC55J1003FSB14 (Bulk, 1255 pcs) combines ±1% tolerance with improved ±25ppm/°C temperature coefficient.

Packaging Considerations: Bulk packaging (FSB14, BSB14) is suitable for high-volume assembly operations. Cut Tape (FSRE6, BSRE6) packaging is appropriate for automated pick-and-place equipment and tape-reel handling systems.

Compliance & Status: All substitute parts maintain active production status, military-grade MIL-PRF-55182/01 compliance, and identical operating temperature range (-65°C to 175°C). All parts are RoHS non-compliant and REACH-affected, consistent with the main part specification.

Frequently Asked Questions (FAQ)

Q: Can RNC55H1003FSRE6 replace RNC55H1003FSBSL in my design? A: Yes. RNC55H1003FSRE6 is a parametric equivalent with identical resistance (100 kOhms), tolerance (±1%), power rating (0.125W), temperature coefficient (±50ppm/°C), and failure rate (S, 0.001%). The only difference is packaging format (Cut Tape vs. Bulk). Physical dimensions and electrical performance are identical.

Q: What is the difference between direct substitutes and upgrade substitutes? A: Direct substitutes maintain all electrical and mechanical parameters of the main part, differing only in packaging or minor manufacturing codes. Upgrade substitutes offer enhanced specifications—primarily tighter tolerance (±0.1% vs. ±1%) and/or improved temperature coefficient (±25ppm/°C vs. ±50ppm/°C)—while maintaining the same resistance, power rating, and physical dimensions.

Q: Can I use RNC55J1003BSRE6 as a drop-in replacement? A: RNC55J1003BSRE6 is mechanically and physically compatible (same axial package, 0.094" Dia × 0.250" L dimensions). Electrically, it provides superior performance with ±0.1% tolerance and ±25ppm/°C temperature coefficient. It is suitable for applications requiring tighter tolerance specifications but requires no design modifications for physical installation.

Q: Why do some parts have different failure rates? A: Failure rate designations (S = 0.001%, R = 0.01%) reflect manufacturing quality levels and screening processes. RNC55H1003FRB14 carries a higher failure rate (R) but remains functionally equivalent for most applications. Selection depends on reliability requirements and mission-critical specifications.

Q: What packaging format should I select? A: Bulk packaging (FSB14, BSB14) is standard for manual assembly and general procurement. Cut Tape (FSRE6, BSRE6) is required for automated assembly lines using tape-reel feeding systems. Both formats contain identical components; selection is based on assembly process requirements.

Q: Are all substitute parts currently in stock? A: Yes. All listed substitute parts are in active production with confirmed inventory: RNC55H1003FSRE6 (2479 pcs), RNC55J1003BSRE6 (1781 pcs), RNC55J1003FSB14 (1255 pcs), RNC55J1003BSB14 (1127 pcs), RNC55H1003FSB14 (976 pcs), RNC55H1003FSBSL (930 pcs), RNC55H1003BSRE6 (854 pcs), and RNC55H1003FRB14 (788 pcs).