CSR1206FKR910 Equivalent & Substitute Parts

Part Overview

The CSR1206FKR910 is a 910 mOhms ±1% 0.5W thick film chip resistor in 1206 (3216 Metric) package manufactured by Stackpole Electronics Inc. This current sense resistor is designed for precision measurement applications requiring low resistance values with tight tolerance specifications. The part maintains Active product status with 791 units in current inventory. Substitute parts are identified when equivalent electrical specifications, mechanical dimensions, and compliance certifications align with the original component requirements.

Substiute Parts

CSR1206FKR910

Stackpole Electronics IncIn Stock: 840CSR1206FKR910 Datasheet

Current PartRFQ

CRM1206-FX-R910ELF

Bourns Inc.In Stock: 53203CRM1206-FX-R910ELF Datasheet

DirectRFQ

RCWE1206R910FKEA

Vishay DaleIn Stock: 16057RCWE1206R910FKEA Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the CSR1206FKR910 are qualified based on the following criteria:

Electrical Parameters: Resistance value (910 mOhms), tolerance (±1%), power rating (0.5W), temperature coefficient (±100ppm/°C), and operating temperature range (-55°C ~ 155°C) must match exactly.

Mechanical Parameters: Package type (1206 / 3216 Metric), number of terminations (2), and physical dimensions must be compatible with the original footprint.

Compliance & Certifications: RoHS3 compliance, MSL rating (1), REACH status, and ECCN classification must be maintained or equivalent.

Composition & Features: Thick film construction and current sense functionality are required characteristics.

The following substitute parts meet all specified criteria:

1. CRM1206-FX-R910ELF (Bourns Inc.) – Direct electrical and mechanical equivalent
2. RCWE1206R910FKEA (Vishay Dale) – Manufacturer recommended substitute with additional AEC-Q200 automotive qualification

Parameter Comparison

Engineering Selection Recommendations

CSR1206FKR910 (Stackpole Electronics Inc.): Primary component with Active product status and established inventory. ROHS3 compliant with unlimited moisture sensitivity rating. Suitable for general current sense applications within specified temperature and power parameters.

CRM1206-FX-R910ELF (Bourns Inc.): Direct substitute with identical electrical and mechanical specifications. Active product status with higher inventory availability (53,191 units). ROHS3 compliant. Recommended for applications requiring extended lead times or supply chain diversification.

RCWE1206R910FKEA (Vishay Dale): Manufacturer recommended substitute with AEC-Q200 automotive qualification and moisture-resistant construction. Active product status with 16,037 units in inventory. Recommended for automotive applications, harsh environments, or designs requiring enhanced reliability certifications. Height specification (0.028" maximum) is 0.002" greater than primary part; verify PCB clearance in space-constrained layouts.

Frequently Asked Questions (FAQ)

Q: Can CRM1206-FX-R910ELF be used as a direct replacement for CSR1206FKR910?

A: Yes. Both parts share identical resistance (910 mOhms), tolerance (±1%), power rating (0.5W), package (1206), temperature coefficient (±100ppm/°C), and operating range (-55°C ~ 155°C). Physical dimensions and termination count are equivalent. Both are ROHS3 compliant with MSL 1 rating.

Q: What is the difference between CRM1206-FX-R910ELF and RCWE1206R910FKEA?

A: Electrical specifications are identical. RCWE1206R910FKEA includes AEC-Q200 automotive qualification and moisture-resistant construction. Maximum seated height differs: CRM1206-FX-R910ELF is 0.026" (0.65mm), while RCWE1206R910FKEA is 0.028" (0.70mm). Select RCWE1206R910FKEA for automotive or high-reliability applications.

Q: Are all substitute parts 1206 package compatible?

A: Yes. All listed parts use 1206 (3216 Metric) package with 2 terminations. Footprint compatibility is confirmed. Minor dimensional variations (height) do not affect standard PCB mounting.

Q: Do substitute parts maintain the same compliance certifications?

A: All parts are ROHS3 compliant, REACH unaffected, and classified as EAR99. MSL rating is 1 (Unlimited) for all parts. RCWE1206R910FKEA includes additional AEC-Q200 automotive qualification.

Q: Which substitute should be selected for cost optimization?

A: Selection depends on application requirements and supply availability. CRM1206-FX-R910ELF offers highest inventory (53,191 units) for general applications. RCWE1206R910FKEA is specified for automotive or mission-critical designs requiring AEC-Q200 qualification.