RT1206CRE0738K3L Equivalent & Substitute Parts

Part Overview

The RT1206CRE0738K3L is a 38.3 kOhms ±0.25% thin film chip resistor manufactured by YAGEO in 1206 (3216 Metric) package format. This component is rated for 0.25W power dissipation with an operating temperature range of -55°C to 155°C. The part maintains Active product status and is ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent resistance values, package dimensions, power ratings, and operating temperature ranges align with application requirements while potentially offering improved tolerance specifications or automotive-grade certifications.

Substiute Parts

RT1206CRE0738K3L

YAGEOIn Stock: 823RT1206CRE0738K3L Datasheet

Current PartRFQ

ERA-8AEB3832V

Panasonic Electronic ComponentsIn Stock: 4095ERA-8AEB3832V Datasheet

UpgradeRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RT1206CRE0738K3L are qualified based on the following criteria:

• Identical resistance value: 38.3 kOhms
• Compatible package format: 1206 (3216 Metric)
• Equal or greater power rating: 0.25W minimum
• Matching or overlapping operating temperature range: -55°C to 155°C
• Thin film composition for consistency
• ROHS3 compliance and MSL 1 rating

The ERA-8AEB3832V from Panasonic Electronic Components meets all substitution criteria with enhanced specifications including tighter tolerance (±0.1% versus ±0.25%) and lower temperature coefficient (±25ppm/°C versus ±50ppm/°C). This part carries AEC-Q200 automotive qualification, making it suitable for applications requiring higher reliability standards.

Parameter Comparison

Engineering Selection Recommendations

Both the RT1206CRE0738K3L and ERA-8AEB3832V are Active status components suitable for direct substitution in 38.3 kOhms 1206 package applications. Selection between these parts depends on application requirements:

The RT1206CRE0738K3L serves general-purpose applications where standard tolerance and temperature coefficient specifications are acceptable. The ERA-8AEB3832V provides enhanced performance through tighter tolerance (±0.1%) and improved temperature stability (±25ppm/°C), with AEC-Q200 automotive qualification for applications requiring automotive-grade reliability and traceability. Both parts maintain identical package dimensions, power ratings, and operating temperature ranges, ensuring mechanical and thermal compatibility.

Frequently Asked Questions (FAQ)

Q: Can ERA-8AEB3832V directly replace RT1206CRE0738K3L in existing designs?

A: Yes. Both parts share identical resistance values (38.3 kOhms), package format (1206), power ratings (0.25W), and operating temperature ranges (-55°C to 155°C). The ERA-8AEB3832V offers improved tolerance and temperature coefficient specifications, making it a direct functional substitute.

Q: What are the physical dimension differences between these parts?

A: RT1206CRE0738K3L dimensions are 0.122" L × 0.063" W (3.10mm × 1.60mm) with maximum seated height of 0.026" (0.65mm). ERA-8AEB3832V dimensions are 0.126" L × 0.063" W (3.20mm × 1.60mm) with maximum seated height of 0.028" (0.70mm). Both fit standard 1206 footprints with minimal dimensional variance.

Q: Does the tighter tolerance of ERA-8AEB3832V affect circuit performance?

A: The ERA-8AEB3832V tolerance of ±0.1% compared to RT1206CRE0738K3L tolerance of ±0.25% provides tighter resistance accuracy. This reduces circuit tolerance stack-up in precision applications but does not affect basic functionality in standard applications.

Q: Are both parts suitable for automotive applications?

A: RT1206CRE0738K3L meets standard industrial specifications. ERA-8AEB3832V carries AEC-Q200 automotive qualification, making it the specified choice for automotive-grade applications requiring documented reliability and traceability.

Q: What is the moisture sensitivity rating for both parts?

A: Both parts carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage or handling.