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 reliable performance and are available in various configurations to meet diverse circuit needs.
Product Attributes
- Brand: RALEC
- Compliance: RoHS, Lead-free, Halogen-free
- Application: General Electronic Use
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, 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. |
Operating Temperature Range: -55 ~ +155
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 |
Plating Thickness:
- Nickel Layer (Ni): 2m
- Pure Tin Layer (Sn): 3m (Matte Tin)
Reliability Test Summary:
| Test Item | Conditions | Specifications |
|---|---|---|
| Temperature Coefficient of Resistance | JIS-C5201-1 4.8 | Refer to Spec Table |
| 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 | 10 |
| 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 | Test 1: R%=1.0%; Test 2: Soldered area >95%, No underlayer 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% |
Storage Conditions: Store in 255, 6015% RH for up to two years. Avoid corrosive environments, direct sunlight, and condensation.
Handling Precautions: Protect from mechanical stress, bending, and dropping. Ensure proper box orientation during handling and storage.
Disclaimer: RALEC defines this product for general electronic use. It is not intended for automotive electronics, medical life support or life sustaining equipment, or any application where failure could result in personal injury or death. Customers must evaluate and confirm product suitability for their specific applications and environments.
2411221110_RALEC-RTA02-4D103JTH_C102629.pdf
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