RTA Series Thick Film Array Chip Resistors
The RTA series resistors are lead-free, halogen-free, RoHS compliant thick film array chip resistors designed for general electronic applications. They offer reliable performance and are suitable for a wide range of general electronic uses.
Product Attributes
- Brand: RALEC
- Compliance: RoHS, Lead-free, Halogen-free
Technical Specifications
| Type | Rated Power | Max. Rated Voltage | Max. Overload Voltage | T.C.R (ppm/) | Resistance Range () | Number of Terminals | Number of Resistors | JUMPER (0) Rated Current | JUMPER (0) Resistance |
|---|---|---|---|---|---|---|---|---|---|
| RTA02-2D (0402) | 1 W | 25V | 50V | 300 (1R<10), 200 (10R10M) | 1R<10 (D:0.5%), 10R10M (D:0.5%, F:1%, J:5%) | 4 | 2 | 1A | 25m MAX. |
| RTA02-4D (0402) | 1 W | 25V | 50V | 300 (1R<10), 200 (10R10M) | 1R<10 (D:0.5%), 10R10M (D:0.5%, F:1%, J:5%) | 8 | 4 | 1A | 25m MAX. |
| RTA02-8D (0402) | 1 W | 25V | 50V | 250 (10R10M) | 10R10M (F:1%, J:5%) | 16 | 8 | 1A | 50m MAX. |
| RTA03-2D (0603) | 1 W | 50V | 100V | 200 (10R10M) | 10R10M (F:1%, J:5%) | 4 | 2 | 1A | 50m MAX. |
| RTA03-4D (0603) | 1 W | 50V | 100V | 200 (22R470K), 200 (1R10M) | 22R470K (F:1%), 1R10M (D:0.5%, F:1%, J:5%) | 8 | 4 | 1A | 25m MAX. |
| RTA02-2C (0402) | 1 W | 25V | 50V | 650 (3R10), 200 (10R<1M) | 3R10 (D:0.5%), 10R<1M (D:0.5%, J:5%) | 4 | 2 | 1A | 50m MAX. |
| RTA02-4C (0402) | 1 W | 25V | 50V | 400 (1R<10), 200 (10R1M) | 1R<10 (D:0.5%), 10R1M (D:0.5%, J:5%) | 8 | 4 | 1A | 50m MAX. |
Operating Temperature Range: -55 ~ +155
Power Derating Curve: Power can be adjusted according to the curve when ambient temperature exceeds 70 up to 155.
Rated Voltage/Current Calculation: Formulas are provided for calculating rated voltage (E=(RP)) and rated current (I=(P/R)) based on resistance, power, and maximum ratings.
Dimensions (mm): Detailed dimensions are provided for various RTA series types.
Structure Diagram: Illustrates the layered construction of the resistors for both D (Convex) and C (Concave) types.
Reliability Test Items: Includes electrical, mechanical, and environmental tests with specified conditions and acceptance criteria.
Plating Thickness: Nickel layer (Ni) 2m, Pure Tin layer (Sn) 3m (matte tin).
Application Notes: Recommendations for soldering conditions (IR-Reflow, Soldering Iron) and land pattern design.
Usage Environment Precautions: General electronic use; RALEC is not responsible for damages in special environments. Confirmation is required for applications in high temperature/humidity, corrosive atmospheres, unverified liquids, or with unverified sealing materials.
Transient Overload Precautions: Be aware of transient overloads that could cause loss of function.
Handling and Processing Precautions: Avoid mechanical stress, bending of PCBs, operating within rated power, and consider pulse loads.
Storage and Handling Conditions: Store in 255, 6015% RH for two years. Avoid corrosive environments, direct sunlight, and condensation. Ensure correct box orientation and avoid dropping or crushing.
Labeling: Outer packaging for export to mainland China includes Electronic Information Product Pollution Control Mark and Packaging Recycling Mark.
Disclaimer: RALEC disclaims liability for errors in product information and for product suitability for special purposes. Products are defined for general electronic use and not for automotive, medical life support, or other critical applications where failure could cause injury or death. Technical advice is provided free of charge, and the buyer assumes all risks.
2411221110_RALEC-RTA03-4D361JTP_C458654.pdf
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