Equivalent & Substitute Parts for 9T06031A30R9DAHFT

Part Overview

The 9T06031A30R9DAHFT is a 30.9 Ohm ±0.5% thin film chip resistor in 0603 (1608 Metric) package rated at 0.1W (1/10W). Manufactured by YAGEO under the RT series, this component is classified as obsolete. Due to its obsolete status, identifying equivalent and substitute parts is necessary to maintain design continuity and ensure component availability for production and repair applications.

Substiute Parts

9T06031A30R9DAHFT

YAGEOIn Stock: 9769T06031A30R9DAHFT Datasheet

Current PartRFQ

RT0603DRD0730R9L

YAGEOIn Stock: 722RT0603DRD0730R9L Datasheet

DirectRFQ

TNPW060330R9BETA

Vishay DaleIn Stock: 989TNPW060330R9BETA Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the 9T06031A30R9DAHFT is determined by the following critical parameters:

• Resistance Value: Must be 30.9 Ohms
• Tolerance: Minimum ±0.5% (tighter tolerances are acceptable)
• Power Rating: Minimum 0.1W (1/10W)
• Package: 0603 (1608 Metric) form factor
• Composition: Thin film construction
• Operating Temperature Range: Must encompass or match -55°C ~ 155°C
• Termination Count: 2 terminations required

Two substitute parts meet these criteria:

Direct Substitute: RT0603DRD0730R9L (YAGEO, Active status) — identical electrical specifications with improved temperature coefficient and RoHS3 compliance.

Upgrade Substitute: TNPW060330R9BETA (Vishay Dale, Active status) — enhanced tolerance (±0.1%) and military-grade construction with identical package and power rating.

Parameter Comparison

Engineering Selection Recommendations

RT0603DRD0730R9L is the direct functional equivalent. It maintains identical electrical specifications while offering active product status and RoHS3 compliance. The improved temperature coefficient (±25ppm/°C versus ±100ppm/°C) provides superior stability across the operating temperature range. This part is recommended for new designs and production applications requiring current component availability.

TNPW060330R9BETA is an upgrade option for applications requiring tighter tolerance control (±0.1% versus ±0.5%). It features military-grade construction and active product status. The operating temperature range is limited to -55°C ~ 125°C, which is narrower than the original specification. This part is suitable for precision applications where the reduced upper temperature limit does not conflict with system requirements.

Frequently Asked Questions (FAQ)

Q: Can RT0603DRD0730R9L be used as a direct replacement for 9T06031A30R9DAHFT?

A: Yes. Both parts share identical resistance (30.9 Ohms), tolerance (±0.5%), power rating (0.1W), package (0603), and operating temperature range (-55°C ~ 155°C). The RT0603DRD0730R9L offers improved temperature coefficient performance and is in active production status.

Q: What is the difference between the two substitute parts?

A: RT0603DRD0730R9L is a direct equivalent from YAGEO with matching specifications. TNPW060330R9BETA is a Vishay Dale upgrade option with tighter tolerance (±0.1%) and military-grade construction, but with a reduced upper operating temperature limit of 125°C instead of 155°C.

Q: Are the substitute parts physically compatible with the original design?

A: Yes. All three parts use the 0603 (1608 Metric) package with identical footprint dimensions (0.063" L x 0.031" W, 1.60mm x 0.80mm) and 2 terminations. PCB layout and assembly processes require no modification.

Q: Which substitute should be selected for new production?

A: RT0603DRD0730R9L is recommended for standard applications. It provides active product status, improved performance characteristics, and RoHS3 compliance. TNPW060330R9BETA should be selected only when the ±0.1% tolerance requirement and military-grade specifications are necessary for the application.

Q: Does the temperature coefficient difference affect circuit performance?

A: The temperature coefficient determines resistance drift across temperature extremes. The original part exhibits ±100ppm/°C drift, while both substitutes exhibit ±25ppm/°C drift. For precision analog circuits operating across the full temperature range, the improved coefficient of the substitutes provides better stability and reduced error accumulation.

Q: Are there packaging format differences between these parts?

A: The original 9T06031A30R9DAHFT uses standard packaging. RT0603DRD0730R9L is supplied in Tape & Reel (TR) format. TNPW060330R9BETA is also supplied in Tape & Reel (TR) format. Both formats are standard for automated assembly processes.