High Precision Thick Film Chip Resistor KOA RK73H2ETTD1504F with 0.5 Percent and 1 Percent Tolerance
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Product Description
RK73H Precision Thick Film Chip Resistor
The RK73H series offers high-precision thick film chip resistors with 0.5% and 1% tolerances. These resistors feature lead-free terminations meeting EU RoHS requirements and are AEC-Q200 tested. They are suitable for a wide range of applications requiring reliable and accurate resistance values.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS compliant, AEC-Q200 tested
- Material: Thick film, ceramic substrate, tin plating, nickel plating
Technical Specifications
| Type (EIA Size) | Power Rating (W) | Resistance Range () | Tolerance (%) | T.C.R. (x10-6/K) | Max. Working Voltage (V) | Operating Temp. Range (C) | Rated Ambient Temp. (C) | Rated Terminal Part Temp. (C) |
| 1F (01005) | 0.03 | 10 - 91k* | 1% | 250 | 20 | -55 to +125 | 70 | 125 |
| 1H (0201) | 0.05 | 10 - 1M | 0.5%, 1% | 200 | 25 | -55 to +125 | 70 | 125 |
| 1E (0402) | 0.1 | 10 - 1k | 0.5%, 1% | 200 | 50 | -55 to +155 | 70 | 155 |
| 1J (0603) | 0.125 | 10 - 1M | 0.5%, 1% | 200 | 75 | -55 to +155 | 70 | 155 |
| 2A (0805) | 0.25 | 10 - 1M | 0.5%, 1% | 200 | 100 | -55 to +155 | 70 | 155 |
| 2B (1206) | 0.5 | 10 - 1M | 0.5%, 1% | 200 | 150 | -55 to +155 | 70 | 155 |
| 2E (1210) | 0.75 | 10 - 1M | 0.5%, 1% | 200 | 200 | -55 to +155 | 70 | 155 |
| 2H/W2H (2010) | 1.0 | 10 - 1M | 0.5%, 1% | 100, 200, 400 | 200 | -55 to +155 | 70 | 155 |
| 3A/W3A (2512) | 1.0 | 10 - 1M | 0.5%, 1% | 100, 200, 400 | 200 | -55 to +155 | 70 | 155 |
| W3A2 (2512) | 2.0 | 10 - 1M | 0.5%, 1% | 100, 200, 400 | 400 | -55 to +155 | 70 | 155 |
Performance Characteristics
| Parameter | Requirement | Limit | Test Method |
| Resistance T.C.R. | Within specified tolerance | Within specified T.C.R. | |
| Overload (Short time) | Rated Voltage x 2.5 for 5 seconds (1E, 2B, W3A2: Rated Voltage x 2 for 5 seconds) | 2% | |
| Resistance to Soldering Heat | 260C 5C, 10 seconds 1 second | 1%: 1F; 0.5%: Another | |
| Rapid Change of Temperature | -55C (30 min), +125C (30 min), 100 cycles | 1%: 1F; 0.5% Another | |
| Moisture Resistance | 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | 2%: 1J, 2A, 2B; 3%: Another | |
| Endurance at 70C | 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle | 2%: 1J, 2A, 2B; 3%: Another | |
| High Temperature Exposure | +125C, 1000 hours: 1F; +155C, 1000 hours: 1E, 1H, 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A/W3A2 | 1% |
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Company
Beijing Silk Road Enterprise Management Services Co., Ltd.
Location
16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person
Sellina