CSR1206JK10L0 Equivalent & Substitute Parts

Part Overview

The CSR1206JK10L0 is a 10 milliohm, ±5% tolerance, 0.5W thick film chip resistor in 1206 (3216 Metric) package manufactured by Stackpole Electronics Inc. This current sense resistor is designed for precision current measurement applications in power management and monitoring circuits. The part is Active status and widely used in industrial, automotive, and consumer electronics where accurate current sensing is required. Alternative parts may be necessary due to inventory constraints, tolerance requirements, or specific application performance criteria.

Substiute Parts

CSR1206JK10L0

Stackpole Electronics IncIn Stock: 817CSR1206JK10L0 Datasheet

Current PartRFQ

CSR1206FT10L0

Stackpole Electronics IncIn Stock: 191800CSR1206FT10L0 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution for the CSR1206JK10L0 is determined by strict equivalence in the following critical parameters:

• Resistance Value: 10 mOhms (exact match required)
• Package Type: 1206 (3216 Metric) form factor
• Power Rating: 0.5W minimum
• Composition: Thick film construction
• Temperature Coefficient: ±100ppm/°C
• Operating Temperature Range: -55°C to 155°C minimum
• Current Sense Feature: Required for application compatibility

The CSR1206FT10L0 qualifies as a direct substitute with an upgrade in tolerance specification from ±5% to ±1%, providing improved accuracy while maintaining all other electrical and mechanical parameters.

Parameter Comparison

Engineering Selection Recommendations

Both the CSR1206JK10L0 and CSR1206FT10L0 are Active products from Stackpole Electronics Inc with full ROHS3 compliance and REACH unaffected status. The CSR1206FT10L0 provides superior tolerance performance at ±1% compared to the ±5% specification of the CSR1206JK10L0, while maintaining identical electrical characteristics, thermal performance, and mechanical compatibility. Selection between these parts should be based on tolerance requirements of the specific application and component availability.

Frequently Asked Questions (FAQ)

Q: Can CSR1206FT10L0 be used as a direct replacement for CSR1206JK10L0?

A: Yes. Both parts share identical resistance value, power rating, package dimensions, temperature coefficient, and operating temperature range. The CSR1206FT10L0 features improved tolerance specification (±1% versus ±5%), making it suitable for applications requiring higher accuracy.

Q: Are the physical dimensions identical between these parts?

A: Yes. Both parts use the 1206 (3216 Metric) package with identical dimensions of 0.120" L x 0.061" W (3.05mm x 1.55mm) and maximum seated height of 0.026" (0.65mm). PCB layout and assembly processes require no modification.

Q: What is the significance of the tolerance difference?

A: The CSR1206FT10L0 maintains resistance within ±1% of the nominal 10 milliohm value, compared to ±5% for the CSR1206JK10L0. This tighter tolerance improves current measurement accuracy in sensing applications where precision is critical.

Q: Are both parts suitable for current sense applications?

A: Yes. Both parts are specified with current sense features and are designed for precision current measurement in power management circuits. The thick film construction and temperature coefficient of ±100ppm/°C support stable performance across the -55°C to 155°C operating range.

Q: Do these parts require different handling or storage procedures?

A: No. Both parts have Moisture Sensitivity Level 1 (Unlimited), indicating no special moisture control requirements during storage or handling. Standard ESD precautions for surface mount components apply to both parts.