RTA Series Thick Film Array Chip Resistors
The RTA series thick film array chip resistors are lead-free, halogen-free, and RoHS compliant, designed for general electronic applications. They offer a robust construction for reliable performance in various environments.
Product Attributes
- Brand: RALEC
- Certifications: RoHS compliant, Lead-free, Halogen-free
Technical Specifications
| Type | Rated Power | Max. Rated Voltage | Max. Overload Voltage | T.C.R (ppm/) | Resistance Range | Terminals | Resistors | JUMPER (0) Rated Current | JUMPER (0) Resistance |
|---|---|---|---|---|---|---|---|---|---|
| RTA02-2D (0402) | 1 W | 25V | 50V | 300 (1R<10), 200 (10R10M) | 1R<10, 10R10M | 4 | 2 | 1A | 25m MAX. |
| RTA02-4D (0402) | 1 W | 25V | 50V | 300 (1R<10), 200 (10R10M) | 1R<10, 10R10M | 8 | 4 | 1A | 25m MAX. |
| RTA02-8D (0402) | 1 W | 25V | 50V | 250 (10R10M) | 10R10M | 16 | 8 | 1A | 50m MAX. |
| RTA03-2D (0603) | 1 W | 50V | 100V | 200 (10R10M) | 10R10M | 4 | 2 | 1A | 50m MAX. |
| RTA03-4D (0603) | 1 W | 50V | 100V | 200 (22R470K), 200 (1R10M) | 22R470K, 1R10M | 8 | 4 | 1A | 25m MAX |
| RTA02-2C (0402) | 1 W | 25V | 50V | 650 (3R10), 200 (10R<1M) | 3R10, 10R1M | 4 | 2 | 1A | 50m MAX. |
| RTA02-4C (0402) | 1 W | 25V | 50V | 400 (1R<10), 200 (10R1M) | 1R<10, 10R1M | 8 | 4 | 1A | 50m MAX. |
Dimensions (mm)
| Type | L | W | H | L1 | L2 | P | Q |
|---|---|---|---|---|---|---|---|
| RTA02-2D (0402) | 1.000.10 | 1.000.10 | 0.300.05 | 0.150.10 | 0.250.10 | (0.67) | 0.330.10 |
| RTA02-4D (0402) | 2.000.10 | 1.000.10 | 0.400.10 | 0.200.10 | 0.250.10 | (0.50) | 0.300.10 |
| RTA02-8D (0402) | 4.000.20 | 1.600.10 | 0.400.10 | 0.300.15 | 0.300.10 | (0.50) | 0.250.10 |
| RTA03-2D (0603) | 1.600.15 | 1.600.15 | 0.450.10 | 0.300.15 | 0.300.15 | (0.80) | 0.600.10 |
| RTA03-4D (0603) | 3.200.20 | 1.600.15 | 0.500.10 | 0.300.15 | 0.300.15 | (0.80) | 0.500.10 |
| RTA02-2C (0402) | 1.000.10 | 1.000.10 | 0.300.10 | 0.180.10 | 0.250.10 | (0.50) | 0.300.10 |
| RTA02-4C (0402) | 2.000.10 | 1.000.10 | 0.400.10 | 0.150.10 | 0.250.10 | (0.50) | 0.300.10 |
Reliability Test Summary
| Test Item | Conditions | Specifications |
|---|---|---|
| Temperature Coefficient of Resistance | JIS-C5201-1 4.8 | NA |
| Short Time Overload | JIS-C5201-1 4.13 | 0.5%, 1%: R=1.0%; 5%: R=2.0% |
| Insulation Resistance | JIS-C5201-1 4.6 | 109 |
| Dielectric Withstand Voltage | JIS-C5201-1 4.7 | No short circuit or burn |
| Intermittent Overload | JIS-C5201-1 4.13 | R=5.0% |
| Resistance to Solvent | JIS-C5201-1 4.29 | R=0.5% |
| Solderability | JIS-C5201-1 4.17 | Soldered area > 95% |
| Resistance to Soldering Heat | JIS-C5201-1 4.18 | Item 1: R%=1.0%; Item 2: Soldered area > 95%, no underlying material visible |
| Joint Strength of Solder | JIS-C5201-1 4.33 | R%=1.0% |
| Resistance to Dry Heat | JIS-C5201-1 4.25 | 0.5%, 1%: R=1.0%; 5%: R=2.0% |
| Thermal Shock | MIL-STD 202 Method 107 | R=1.0% |
| Loading Life in Moisture | JIS-C5201-1 4.24 | 0.5%, 1%: R=2.0%; 5%: R=3.0% |
| Load Life | JIS-C5201-1 4.25 | 0.5%, 1%: R=2.0%; 5%: R=3.0% |
Technical Application Notes
Recommended soldering conditions and land pattern designs are provided for reflow and iron soldering. Customers should adjust based on actual application. Environmental considerations and handling precautions are crucial for maintaining product performance and reliability.
Storage and Handling Conditions
Store in a cool, dry environment (255, 6015% RH) for up to two years. Avoid corrosive environments, direct sunlight, and condensation. Handle with care to prevent damage to the product.
2411221110_RALEC-RTA02-4D5R1JTH_C881757.pdf
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