RN73C2A75RBTDF Equivalent & Substitute Parts

Part Overview

The RN73C2A75RBTDF is a 75 Ohm thin film chip resistor manufactured by TE Connectivity Passive Product, designed for precision applications requiring tight tolerance specifications. This 0805 (2012 Metric) surface mount resistor operates at 0.1W (1/10W) power rating with ±0.1% tolerance and is classified as an active product. Substitute parts are identified when equivalent electrical and mechanical parameters are required for component procurement, inventory management, or design flexibility while maintaining circuit performance specifications.

Substiute Parts

RN73C2A75RBTDF

TE Connectivity Passive ProductIn Stock: 1738RN73C2A75RBTDF Datasheet

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RT0805BRB0775RL

YAGEOIn Stock: 10716RT0805BRB0775RL Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the RN73C2A75RBTDF is determined by the following critical parameters:

Electrical Equivalence Requirements:

• Resistance value: 75 Ohms (exact match required)
• Tolerance: ±0.1% (exact match required)
• Temperature coefficient: ±10ppm/°C (exact match required)
• Operating temperature range: -55°C ~ 155°C (minimum requirement)

Mechanical Compatibility Requirements:

• Package type: 0805 (2012 Metric) (exact match required)
• Composition: Thin Film (exact match required)
• Number of terminations: 2 (exact match required)

Regulatory & Compliance Requirements:

• RoHS3 Compliant status
• Moisture Sensitivity Level 1 (Unlimited)

Power Rating Consideration: Substitute parts with equal or higher power ratings maintain circuit functionality. The RN73C2A75RBTDF operates at 0.1W; substitute parts rated at 0.125W or higher satisfy this requirement without performance degradation.

Parameter Comparison

Engineering Selection Recommendations

The RT0805BRB0775RL (YAGEO) is a direct functional substitute for the RN73C2A75RBTDF (TE Connectivity Passive Product). Both components satisfy identical electrical specifications: 75 Ohm resistance, ±0.1% tolerance, ±10ppm/°C temperature coefficient, and -55°C ~ 155°C operating range. Both are packaged in 0805 (2012 Metric) thin film construction with 2 terminations.

The RT0805BRB0775RL features a higher power rating (0.125W versus 0.1W), which provides additional thermal margin in circuit applications without introducing incompatibility. The marginal height difference (0.024" versus 0.026" seated height) remains within standard PCB assembly tolerances for 0805 components.

Both parts maintain ROHS3 compliance, MSL 1 (Unlimited) moisture sensitivity rating, REACH Unaffected status, and EAR99 export classification. Component selection between these two parts is determined by availability, procurement lead time, and supplier preference, as electrical and mechanical performance are equivalent.

Frequently Asked Questions (FAQ)

Q: Can the RT0805BRB0775RL replace the RN73C2A75RBTDF in all applications?

A: Yes. Both components share identical resistance (75 Ohms), tolerance (±0.1%), temperature coefficient (±10ppm/°C), operating temperature range (-55°C ~ 155°C), package type (0805), and composition (thin film). The RT0805BRB0775RL has a higher power rating (0.125W versus 0.1W), which is compatible with circuits designed for the lower-rated component.

Q: Are there physical compatibility concerns with PCB assembly?

A: No. Both components use the 0805 (2012 Metric) package with identical length and width (0.079" x 0.049" / 2.00mm x 1.25mm). The seated height difference (0.024" versus 0.026") is negligible for standard surface mount assembly processes and does not affect PCB layout or component placement.

Q: Do both parts meet the same regulatory requirements?

A: Yes. Both the RN73C2A75RBTDF and RT0805BRB0775RL are ROHS3 compliant, carry MSL 1 (Unlimited) moisture sensitivity rating, maintain REACH Unaffected status, and are classified as EAR99 for export purposes. HTSUS tariff classification is identical (8533.21.0030).

Q: What is the significance of the power rating difference?

A: The RT0805BRB0775RL is rated at 0.125W (1/8W) compared to the RN73C2A75RBTDF at 0.1W (1/10W). A higher power rating indicates greater thermal dissipation capability. In circuits designed for 0.1W operation, the substitute part with 0.125W rating operates within safe thermal limits with additional margin.

Q: Are thin film composition specifications identical?

A: Yes. Both components are thin film chip resistors, ensuring equivalent frequency response, noise characteristics, and stability performance across the specified operating temperature range.

Q: Can these parts be used interchangeably in precision measurement circuits?

A: Yes. Both components maintain ±0.1% tolerance and ±10ppm/°C temperature coefficient specifications, making them suitable for precision applications requiring tight tolerance control and stable performance across temperature variations.