RK73H Precision Thick Film Chip Resistors
The RK73H series are precision thick film chip resistors offering 0.5% and 1% tolerances. These resistors feature lead-free terminations that meet EU RoHS requirements, with exemptions for Pb-glass in the electrode, resistor element, and glass. They are AEC-Q200 qualified and suitable for a wide range of applications.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS, AEC-Q200 Qualified
- Material: Thick Film
- Origin: USA (Manufacturer)
Technical Specifications
| Type/Size Code | Dimensions (mm) | Power Rating (W) | Resistance Range | Tolerance | Max. Working Voltage (V) | Operating Temperature Range (C) | T.C.R. (x10-6/K) |
|---|---|---|---|---|---|---|---|
| 1F (01005) | 0.4 x 0.2 (L x W) | 0.03 | 10 - 1M | 0.5%, 1% | 20 | -55 to +125 | 250 |
| 1H (0201) | 0.6 x 0.3 (L x W) | 0.05 | 10 - 1M (1%), 10 - 10M (0.5%) | 0.5%, 1% | 25 | -55 to +125 | 200, 400 |
| 1E (0402) | 1.0 x 0.5 (L x W) | 0.1 | 10 - 1M (1%), 10 - 10M (0.5%) | 0.5%, 1% | 50 | -55 to +155 | 100, 200 |
| 1J (0603) | 1.6 x 0.8 (L x W) | 0.125 | 10 - 1M (1%), 10 - 10M (0.5%) | 0.5%, 1% | 50 | -55 to +155 | 100, 200 |
| 2A (0805) | 2.0 x 1.25 (L x W) | 0.25 | 10 - 1M (1%), 10 - 1M (0.5%) | 0.5%, 1% | 75 | -55 to +155 | 100, 200 |
| 2B (1206) | 3.2 x 1.6 (L x W) | 0.25 | 10 - 1M (1%), 10 - 1M (0.5%) | 0.5%, 1% | 100 | -55 to +155 | 100, 200 |
| 2E (1210) | 3.2 x 2.5 (L x W) | 0.5 | 10 - 1M (1%), 10 - 1M (0.5%) | 0.5%, 1% | 150 | -55 to +155 | 100, 200, 400 |
| 2H/W2H (2010) | 5.0 x 2.5 (L x W) | 0.75 | 10 - 1M (1%), 10 - 1M (0.5%) | 0.5%, 1% | 200 | -55 to +155 | 100, 200, 400 |
| 3A/W3A/W3A2 (2512) | 6.3 x 3.1 (L x W) | 1.0 / 2.0 (W3A2) | 10 - 1M (1%), 10 - 1M (0.5%) | 0.5%, 1% | 200 / 400 (W3A2) | -55 to +155 | 100, 200, 400 |
Performance Characteristics
| Parameter | Requirement | Limit |
|---|---|---|
| Resistance T.C.R. | Within specified tolerance | Within specified T.C.R. |
| Overload (Short time) | Rated Voltage x 2.5 for 5 sec (1E, 2B, W3A2: Rated Voltage x 2 for 5 sec) | 2% (1%: 1F; 0.5%: Others) |
| Resistance to Soldering Heat | 260C 5C, 10 sec 1 sec | 1% (1F ~ W3A2: 10R1M); 3% (1H ~ W3A2: R<10, R>1M) |
| Rapid Change of Temperature | -55C (30 min), +125C (30 min), 100 cycles | 1% (1F); 0.5% (Others) |
| Moisture Resistance | 40C 2C, 90%-95% RH, 1000 hours | 2% (1J, 2A, 2B); 3% (Others) |
| Endurance at 70C | 70C 2C, 1000 hours | 2% (1J, 2A, 2B); 3% (Others) |
| High Temperature Exposure | +125C, 1000 hours (1F); +155C, 1000 hours (Others) | 1% (1F); 0.5% (Others) |
2410121530_KOA-RK73H1JTTD1502F_C160018.pdf
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