RC1608F7321CS Equivalent & Substitute Parts Reference

Part Overview

The RC1608F7321CS is a 7.32 kOhms ±1% 0.1W chip resistor in 0603 (1608 Metric) package manufactured by Samsung Electro-Mechanics. This thick film, moisture-resistant component operates across -55°C to 155°C and is ROHS3 compliant with MSL 1 rating. The part is currently active in production with 905 pieces available in inventory. Equivalent and substitute parts are identified for applications requiring alternative sourcing, inventory management, or specific certification requirements such as automotive qualification.

Substiute Parts

RC1608F7321CS

Samsung Electro-MechanicsIn Stock: 962RC1608F7321CS Datasheet

Current PartRFQ

ERJ-3EKF7321V

Panasonic Electronic ComponentsIn Stock: 116527ERJ-3EKF7321V Datasheet

DirectRFQ

RC0603FR-077K32L

YAGEOIn Stock: 170294RC0603FR-077K32L Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the RC1608F7321CS are qualified based on strict electrical and mechanical parameter matching:

Electrical Parameters (Must Match):

• Resistance value: 7.32 kOhms
• Tolerance: ±1%
• Power rating: 0.1W (1/10W)
• Temperature coefficient: ±100ppm/°C
• Operating temperature range: -55°C ~ 155°C

Mechanical Parameters (Must Match):

• Package / Case: 0603 (1608 Metric)
• Physical dimensions: 0.063" L x 0.031" W (1.60mm x 0.80mm)
• Height - Seated (Max): 0.022" (0.55mm)
• Number of terminations: 2

Compliance Parameters (Must Match):

• RoHS Status: ROHS3 Compliant
• Moisture Sensitivity Level: 1 (Unlimited)
• REACH Status: REACH Unaffected

All identified substitutes meet these criteria. Differences in packaging format (Tape & Reel vs. Cut Tape) and additional certifications (such as AEC-Q200) do not affect electrical or mechanical compatibility.

Parameter Comparison

Engineering Selection Recommendations

All three parts are active products with ROHS3 compliance and REACH unaffected status, making them suitable for current production applications.

RC1608F7321CS (Samsung Electro-Mechanics): Primary choice for standard industrial applications. Moisture-resistant thick film construction with MSL 1 rating. Current inventory: 905 pieces.

ERJ-3EKF7321V (Panasonic Electronic Components): Qualified for automotive applications under AEC-Q200 standard. Identical electrical and mechanical specifications to the main part. Recommended for automotive or mission-critical applications requiring automotive-grade component certification. Current inventory: 116,451 pieces.

RC0603FR-077K32L (YAGEO): Moisture-resistant thick film construction matching the main part specifications. Available in Cut Tape and Digi-Reel packaging formats. Current inventory: 170,234 pieces.

Selection between these parts should be based on application requirements (automotive vs. industrial), packaging format preference, and supply chain considerations. All three parts are electrically and mechanically interchangeable within the specified parameters.

Frequently Asked Questions (FAQ)

Q: Can ERJ-3EKF7321V replace RC1608F7321CS in non-automotive applications?

A: Yes. The ERJ-3EKF7321V meets all electrical and mechanical parameters required for the RC1608F7321CS. The AEC-Q200 automotive qualification is an additional certification that does not restrict use in non-automotive applications.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel (TR) packaging is supplied on continuous tape for automated pick-and-place assembly. Cut Tape (CT) is supplied in shorter tape segments. Both formats contain the same component; the difference is in handling and assembly process compatibility.

Q: Are all three parts suitable for high-temperature applications?

A: Yes. All three parts operate across the same temperature range of -55°C to 155°C with identical temperature coefficients of ±100ppm/°C.

Q: What does MSL 1 (Unlimited) mean for moisture sensitivity?

A: MSL 1 indicates the lowest moisture sensitivity level. Components with this rating have unlimited shelf life under normal storage conditions and do not require special moisture-control handling during assembly.

Q: Can these parts be used interchangeably on the same PCB assembly?

A: Yes. All three parts have identical 0603 (1608 Metric) package dimensions, footprints, and electrical specifications. They are mechanically and electrically interchangeable.

Q: Which part should be selected for cost optimization?

A: Selection should be based on current market pricing and availability. YAGEO RC0603FR-077K32L currently shows the highest inventory level (170,234 pieces), which may indicate better availability and potentially favorable pricing.