Robust Metal Glaze Thick Film Chip Resistors KOA RK73B2ETTD272J with Terminal Lead Free Construction
THICK FILM CHIP RESISTORS RK73B
The RK73B series are thick film chip resistors featuring a robust product lineup from 0402 to 6432 sizes. Constructed with a metal glaze thick film protective layer, these resistors offer excellent heat and weather resistance. They are compatible with reflow and wave soldering processes. The terminal lead-free products comply with EU RoHS directives, with exemptions for lead glass in electrodes, resistive film layers, and ceramics. AEC-Q200 data is available for most models (excluding 1F). These resistors are suitable for a wide range of applications including automotive, medical, and aerospace equipment.
Product Attributes
- Brand: RK73B
- Structure: Rectangular Chip Resistor
- Appearance Color: Black
- Material: Ceramic substrate with metal glaze thick film
- Certifications: EU RoHS compliant (exemptions apply), AEC-Q200 data available (excluding 1F)
Technical Specifications
| Model (Size Code) | Dimensions (mm) L x W x d x t | Weight (g/1000pcs) | Rated Power | Operating Temp. Range | Max. Operating Voltage | Resistance Range () | Tolerance | Resistance Temp. Coefficient (10-6/K) | Max. Overload Voltage | Packaging (pcs/reel) |
|---|---|---|---|---|---|---|---|---|---|---|
| 1F (0402/01005) | 0.40.02 x 0.20.02 x 0.110.03 x 0.130.02 | 0.04 | 0.03W | -55+125 | 20V | 19.1 (250), 1091k (250), 100k1M (200), 100k10M (200) | G:2%, J:5% | 200, 250, 0+300 | 30V | TCM: 15,000, TD: 40,000 |
| 1H (0603/0201) | 0.60.03 x 0.30.03 x 0.150.05 x 0.230.03 | 0.14 | 0.05W | -55+155 | 25V | 19.1 (400), 1010M (200) | G:2%, J:5% | 200, 400 | 50V | TCM: 15,000 |
| 1E (1005/0402) | 1.0+0.1-0.05 x 0.50.05 x 0.25+0.05-0.1 x 0.350.05 | 0.68 | 0.1W | -55+155 | 75V | 11k (200), 110M (200) | G:2%, J:5% | 200 | 100V | TPL: 20,000, TP: 10,000 |
| 1J (1608/0603) | 1.60.2 x 0.80.1 x 0.30.1 x 0.450.1 | 2.14 | 0.1W / 0.125W | -55+155 | - | 1.1k10M (200), 11M22M (400), 11k (200) | G:2%, J:5% | 200, 400 | - | TP: 10,000 |
| 2A (2012/0805) | 2.00.2 x 1.250.1 x 0.3+0.2-0.1 x 0.50.1 | 4.54 | 0.25W | -55+155 | 150V | 11M (200), 1.1M10M (400) | G:2%, J:5% | 200, 400 | 200V | TP: 10,000, TD: 5,000, TE: 4,000 |
| 2B (3216/1206) | 3.20.2 x 1.60.2 x 0.4+0.2-0.1 x 0.60.1 | 9.14 | 0.25W | -55+155 | 200V | 15.6M (200), 6.2M10M (400), 6.2M22M (400) | G:2%, J:5% | 200, 400 | 400V | TD: 5,000, TE: 4,000 |
| 2E (3225/1210) | 3.20.2 x 2.60.2 x 0.4+0.2-0.1 x 0.60.1 | 15.5 | 0.5W | -55+155 | - | 15.6M (200), 6.2M10M (400) | G:2%, J:5% | 200, 400 | - | TD: 5,000, TE: 4,000 |
| W2H (5025/2010) | 5.00.2 x 2.50.2 x 0.650.15 x - | 24.3 | 0.75W | -55+155 | - | 15.6M (200), 6.2M22M (400) | G:2%, J:5% | 200, 400 | - | TE: 4,000 |
| W3A (6432/2512) | 6.30.2 x 3.10.2 x - x - | 37.1 | 1.0W | -55+155 | 200V | 15.6M (200), 6.2M22M (400) | G:2%, J:5% | 200, 400 | 400V | TE: 4,000 |
| W3A2 (6432/2512) | 6.30.2 x 3.10.2 x - x - | - | 2.0W | -55+95 | 200V | 15.6M (200), 6.2M22M (400) | G:2%, J:5% | 200, 400 | 400V | TE: 4,000 |
Note: Dimensions for 'd' and 't' may vary for specific AT models. Refer to the original datasheet for detailed variations. Packaging options like TD (4mm pitch paper taping) are standard. TCM (15,000pcs/reel) is recommended. Consult datasheet for specific packaging details and part number composition.
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