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Specifications
Power(Watts):
250mW
Resistance:
47.5Ω
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
RK73H2BTTD47R5F
Package:
1206
Key Attributes
Model Number:
RK73H2BTTD47R5F
Product Description
RK73H Precision Thick Film Chip Resistor
The RK73H series is a precision thick film chip resistor featuring a protective coating, inner electrode, resistive film, and ceramic substrate with Sn plating and Ni plating. It offers a wide lineup from 01005 to 2512 sizes and is suitable for both flow and reflow solderings. Products with lead-free terminations meet EU RoHS requirements. This series is AEC-Q200 Tested for various sizes.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: AEC-Q200 Tested (0201, 0402, 0603, 0805, 1206, 1210, 2010, 2512)
- Material: Thick film, Ceramic Substrate, Sn Plating, Ni Plating
- Compliance: EU RoHS requirements (for lead-free terminations)
Technical Specifications
| Type | Size Code (EIA) | Dimensions (mm) L x W x T | Power Rating | Resistance Range | Tolerance | Max. Working Voltage | T.C.R. (x10-6/K) |
| RK73H1F | (01005) | 0.4 x 0.2 x 0.1 | 0.03W | 10 - 1M | 0.5%, 1% | 20V | 200, 250 |
| RK73H1H | (0201) | 0.6 x 0.3 x 0.15 | 0.05W | 10 - 1M | 0.5%, 1% | 25V | 200 |
| RK73H1E | (0402) | 0.4 x 0.25 x 0.1 | 0.1W | 10 - 1M | 0.5%, 1% | 30V | 200, 400 |
| RK73H1J | (0603) | 1.0 x 0.5 x 0.25 | 0.1W | 10 - 1M | 0.5%, 1% | 50V | 200, 400 |
| RK73H2A | (0805) | 2.0 x 1.25 x 0.5 | 0.25W | 10 - 1M | 0.5%, 1% | 75V | 100, 200 |
| RK73H2B | (1206) | 3.2 x 1.6 x 0.5 | 0.25W | 10 - 1M | 0.5%, 1% | 100V | 100, 200 |
| RK73H2E | (1210) | 2.5 x 1.6 x 0.5 | 0.5W | 10 - 1M | 0.5%, 1% | 150V | 100, 200 |
| RK73HW2H/2H | (2010) | 5.0 x 2.5 x 0.65 | 1.0W | 10 - 1M | 0.5%, 1% | 200V | 100, 200 |
| RK73HW3A/3A | (2512) | 6.3 x 3.1 x 0.65 | 2.0W | 10 - 1M | 0.5%, 1% | 400V | 100, 200 |
| RK73HW3A2 | (2512) | 6.3 x 3.1 x 0.65 | 2.0W | 10 - 1M | 0.5%, 1% | 400V | 100, 200 |
Performance Characteristics
| Parameter | Requirement | Limit | Test Method |
| Resistance T.C.R. | 25C +25C/-55C and +25C/+125C | 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% (Others) | |
| Rapid Change of Temperature Characteristic (Nil) | -55C (30 min), +125C (30 min), 100 cycles | 1% (1F, Char. A); 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) |
2411041704_KOA-RK73H2BTTD47R5F_C5874564.pdf
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