RTA Series Thick Film Array Chip Resistors

The RTA series resistors are lead-free, halogen-free, and RoHS compliant thick film array chip resistors designed for general electronic applications. They offer reliable performance and are available in various configurations and specifications to meet diverse needs.

Product Attributes

• Brand: RALEC
• Product Line: RTA Series
• Certifications: RoHS, Halogen-Free
• Material: Thick Film

Technical Specifications

Dimensions (mm)

Structure Diagram

Refer to the provided document for detailed structure diagrams of D (Convex) Type and C (Concave) Type.

Reliability Test Items

The product undergoes various electrical, mechanical, and environmental tests to ensure its reliability. Key test categories include Electrical Performance Tests (e.g., Temperature Coefficient of Resistance, Short Time Overload, Insulation Resistance), Mechanical Performance Tests (e.g., Resistance to Solvent, Solderability, Resistance to Soldering Heat), and Environmental Tests (e.g., Resistance to Dry Heat, Thermal Shock, Loading Life in Moisture, Load Life).

Plating Thickness

• Nickel Layer (Ni): 2m
• Pure Tin Layer (Tin): 3m
• Plating: Matte Tin

Technical Application Notes

Recommended soldering conditions include Lead Free IR-Reflow Soldering Profile (conforming to J-STD-020) with a maximum component temperature of 260+5/-0 for 10 seconds, and soldering iron method at 35010 within 3 seconds. Land pattern designs for reflow soldering are provided for various types. Customers are advised to adjust based on actual application. The product is intended for general electronic use; RALEC is not responsible for damages or losses incurred from use in special environments or applications where failure could lead to injury or death (e.g., automotive electronics, medical life support). Customers intending to use the product in special environments must confirm product characteristics and reliability. Transient overload and handling precautions are also detailed.

Storage and Handling Conditions

Store in an environment of 255 and 6015% RH for up to two years. Avoid harsh environments such as sea breeze, corrosive gases (Cl2, H2S, NH3, SO2, NO2), direct sunlight, and condensation. Ensure correct box orientation during handling and storage to prevent damage.

Marking

Outer packaging for export to mainland China will be marked with the Electronic Information Product Pollution Control Mark and the Packaging Recycling Mark.

Attachment

• Document Revision Record Table (QA-QR-027)

Legal Disclaimer

RALEC and its distributors/agents disclaim liability for any errors, inaccuracies, or incompleteness in product information. RALEC may change product information without notice. RALEC makes no warranties regarding product suitability for specific purposes or continuous production. RALEC is not liable for any damages arising from the application or use of its products, including lost profits or direct, indirect, special, punitive, consequential, or incidental damages. Implied warranties, including fitness for a particular purpose, non-infringement, and merchantability, are disclaimed to the fullest extent permitted by law. RALEC defines this product for general electronic use and it is not suitable for automotive electronics, medical life support, or any application where failure could cause injury or death. Technical advice provided by RALEC is gratuitous, and the buyer assumes all risks associated with its use. The buyer assumes all risks and liabilities for combining RALEC products with other materials or implementing them in their processes. RALEC reserves the right to modify this content without notice; product changes will be announced via ECN.