<
>
Specifications
Power(Watts):
250mW
Resistance:
51.1Ω
Voltage Rating:
150V
Temperature Coefficient:
±100ppm/℃
Operating Temperature:
-55℃~+155℃
Type:
Thick Film Resistor
Tolerance:
±1%
Mfr. Part #:
RK73H2ATTD51R1F
Package:
0805
Key Attributes
Model Number:
RK73H2ATTD51R1F
Product Description
Product Overview
The RK73H series are precision thick film chip resistors with 0.5% and 1% tolerance, designed to meet EU RoHS requirements. These resistors are AEC-Q200 tested and suitable for various applications requiring reliable performance.
Product Attributes
- Brand: KOA Speer Electronics, Inc.
- Certifications: EU RoHS compliant, AEC-Q200 tested
- Material: Thick film, Ceramic Substrate, Sn Plating, Ni Plating
- Origin: USA (Manufacturer)
Technical Specifications
| Type (EIA Size Code) | Power Rating | Resistance Range | Tolerance | T.C.R. (x10-6/K) | Max. Working Voltage | Operating Temperature Range | Rated Ambient Temp. | Rated Terminal Part Temp. |
| 1F (01005) | 0.03W | 10Ω - 1MΩ | ±0.5%, ±1% | ±250 | 20V | -55°C to +125°C | 70°C | 125°C |
| 1H (0201) | 0.05W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 25V | -55°C to +125°C | 70°C | 125°C |
| 1E (0402) | 0.1W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 50V | -55°C to +155°C | 70°C | 155°C |
| 1J (0603) | 0.125W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 75V | -55°C to +155°C | 70°C | 155°C |
| 2A (0805) | 0.25W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 100V | -55°C to +155°C | 70°C | 155°C |
| 2B (1206) | 0.5W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 150V | -55°C to +155°C | 70°C | 155°C |
| 2E (1210) | 0.75W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 200V | -55°C to +155°C | 70°C | 155°C |
| 2H/W2H (2010) | 1.0W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 200V | -55°C to +155°C | 70°C | 155°C |
| 3A/W3A (2512) | 1.0W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 400V | -55°C to +155°C | 70°C | 155°C |
| W3A2 (2512) | 2.0W | 10Ω - 1MΩ | ±0.5%, ±1% | ±200 | 400V | -55°C to +155°C | 70°C | 155°C |
Performance Characteristics
| Parameter | Requirement | Test Method |
| Resistance T.C.R. | Within specified tolerance | — |
| Overload (Short time) | ±2% (1E, 2B, W3A2: ±2% for 5 seconds) | Rated Voltage x 2.5 for 5 seconds |
| Resistance to Soldering Heat | ±1% (1F); ±0.5% (Others) | 260°C ± 5°C, 10 seconds ± 1 second |
| Rapid Change of Temperature | ±1% (1F); ±0.5% (Others) | -55°C (30 min), +125°C (30 min), 100 cycles |
| Moisture Resistance | ±2% (1J, 2A, 2B); ±3% (Others) | 40°C ± 2°C, 90%-95% RH, 1000 hours |
| Endurance at 70°C | ±2% (1J, 2A, 2B); ±3% (Others) | 70°C ± 2°C, 1000 hours |
| High Temperature Exposure | ±1% | +125°C (1000 hours) for 1F; +155°C (1000 hours) for others |
2410121546_KOA-RK73H2ATTD51R1F_C2483743.pdf
Request A Quote
Please Use Our Online Inquiry Contact Form Below If You Have Any Questions, Our Team Will Get Back To You As Soon As Possible
