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Specifications
Resistance:
4.42kΩ
Power(Watts):
63mW
Temperature Coefficient:
±25ppm/K
Operating Temperature:
-55℃~+155℃
Tolerance:
±0.1%
Mfr. Part #:
RN73H1ETTP4421B25
Package:
0402
Key Attributes
Model Number:
RN73H1ETTP4421B25
Product Description
RN73H Long Term Precision Thin (Metal) Film Flat Chip Resistors (High Reliability, for Automotive)
The RN73H series offers high reliability and stability for demanding applications, including automotive electronics, industrial equipment, and measurement equipment. These thin film resistors feature AEC-Q200 testing, excellent endurance at elevated temperatures, and improved moisture resistance due to a glass passivation layer. They are designed for operation up to +155C and meet EU RoHS requirements.
Product Attributes
- Brand: KOA Speer
- Origin: USA
- Certifications: AEC-Q200 Tested, EU RoHS requirements
Technical Specifications
| Type | Size | Nominal Resistance | Resistance Tolerance | Power Rating @ 85C | Max. Working Voltage | T.C.R. (ppm/C) | Rated Ambient Temp. | Rated Terminal Part Temp. | Packaging |
| RN73H1E | 0402 | 1/16W (.063W) | 0.05% (A), 0.1% (B), 0.25% (C), 0.5% (D), 1.0% (F) | 0.063W | 50V | 100, 50, 25 | 85C | 90C | TP: 7" 2mm pitch punched paper |
| RN73H1J | 0603 | 1/10W (.10W) | 0.05% (A), 0.1% (B), 0.25% (C), 0.5% (D), 1.0% (F) | 0.1W | 75V | 100, 50, 25 | 85C | 95C | TD: 7" 4mm pitch punched paper |
| RN73H2A | 0805 | 1/8W (.125W) | 0.05% (A), 0.1% (B), 0.25% (C), 0.5% (D), 1.0% (F) | 0.125W | 150V | 100, 50, 25 | 85C | 100C | TE: 7" embossed plastic |
| RN73H2B | 1206 | 1/4W (.25W) | 0.05% (A), 0.1% (B), 0.25% (C), 0.5% (D), 1.0% (F) | 0.25W | 200V | 100, 50, 25 | 85C | 110C | TE: 7" embossed plastic |
| RN73H2E | 1210 | 1/4W (.25W) | 0.05% (A), 0.1% (B), 0.25% (C), 0.5% (D), 1.0% (F) | 0.25W | 300V | 100, 50, 25 | 85C | 110C | TE: 7" embossed plastic |
Performance Characteristics
| Parameter | Requirement ( R) | Limit (Typical) | Test Method |
| Resistance T.C.R. | Within specified tolerance | Within specified T.C.R. | |
| Overload (Short time) | 0.05% | 0.01% | Rated Voltage x 2.5 or Max. overload voltage, whichever is less for 5 seconds |
| Resistance to Solder Heat | 0.05%* | 0.01% | 260C 5C, 10 seconds 1 second |
| Rapid Change of Temperature | 0.1%* | 0.02% | 1E, 1J, 2A: -55C (30 min), +155C (30 min), 1000 cycles; 2B, 2E: -55C (30 min), +155C (30 min), 500 cycles |
| Moisture Resistance | 0.1%* | 0.05% | 85C 2C, 85%5%RH, 1000 hours; 1.5 hr ON, 0.5 hr OFF cycle |
| Endurance at 85C | 0.1%* | 0.03% | 85C 2C, 3000 hours, 1.5 hr ON, 0.5 hr OFF cycle |
| High Temperature Exposure | 0.1%* | 0.05% | +155C, 1000 hours |
*Depends on resistance value, please contact KOA Speer for details.
2404011648_KOA-RN73H1ETTP4421B25_C2535133.pdf
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