VIKING TECH CORPORATION Metal Film Leaded Precision Resistor - MFR Series
The MFR Series Metal Film Leaded Precision Resistors from VIKING TECH CORPORATION are designed for high-stability applications. They offer very tight tolerances down to 0.1%, extremely low TCR down to 10 PPM/C, and high power ratings up to 3 Watts. These resistors are ideal for demanding applications such as telecommunications and medical equipment, providing excellent overall stability and performance.
Product Attributes
- Brand: VIKING TECH CORPORATION
- Product Type: Metal Film Leaded Precision Resistor
- Series: MFR Series
- Origin: Taiwan (R.O.C.)
- Edition: REV.B7
- Issued Date: 24-Jul-23
Technical Specifications
| Type | Power Rating at 70C | Operating Temp. Range | Max. Operating Voltage | Max. Overload Voltage | Dielectric Withstanding Voltage | Resistance Range | TCR (PPM/C) |
|---|---|---|---|---|---|---|---|
| Standard Electrical Specifications | |||||||
| 0318 | 1/8W | -55 ~ +155C | 150V | 300V | 300V | 10-1M | 25, 50, 100 |
| 0623 | 1/4W | -55 ~ +155C | 250V | 500V | 500V | 0.1-10M | 10, 15, 25, 50, 100 |
| 0932 | 1/2W | -55 ~ +155C | 350V | 500V | 500V | 0.1-10M | 25, 50, 100 |
| 1145 | 1W | -55 ~ +155C | 500V | 700V | 700V | 0.1-10M | 25, 50, 100 |
| 1550 | 2W | -55 ~ +155C | 500V | 1000V | 1000V | 0.1-10M | 25, 50, 100 |
| High Power & Ultra High Power Rating | |||||||
| 0318 | 1/4W, 2/5W | -55 ~ +155C | 200V | 400V | 300V | 0.1-10M | 25, 50, 100 |
| 0623 | 1/2W, 3/5W | -55 ~ +155C | 300V, 350V | 500V | 500V | 0.1-10M | 10, 15, 25, 50, 100 |
| 0932 | 1W | -55 ~ +155C | 400V | 600V | 500V | 0.1-10M | 25, 50, 100 |
| 1145 | 2W | -55 ~ +155C | 500V | 700V | 700V | 0.1-10M | 25, 50, 100 |
| 1550 | 3W | -55 ~ +155C | 500V | 1000V | 1000V | 0.1-10M | 25, 50, 100 |
| Environmental Characteristics | Requirement | Test Method | |||||
| Short Time Overload | (0.25%+0.05) | IEC-60115-1 4.13 | |||||
| Insulation Resistance | 10000M | IEC-60115-1 4.6 | |||||
| Endurance | (1.5%+0.05) | IEC-60115-1 4.25 | |||||
| Damp Heat with Load | (1.5%+0.05) | IEC-60115-1 4.24 | |||||
| Solderability | 95% min. Coverage | IEC-60115-1 4.17 | |||||
| Voltage Proof | By Type | IEC-60115-1 4.7 | |||||
| Temperature Coefficient | By Type | IEC-60115-1 4.8 | |||||
| Pulse Overload | (0.75%+0.05) | IEC-60115-1 4.39 | |||||
| Resistance To Solvent | No deterioration of coatings and markings | IEC-60115-1 4.30 | |||||
| Terminal Strength | Tensile: 2.5kg | IEC-60115-1 4.16 | |||||
| Resistance to Soldering Heat | 0318: (0.75%+0.05), 0623&0932: (0.5%+0.05), 1145&1550: (0.25%+0.05) | IEC-60115-1 4.18 | |||||
| Temperature Cycling | (0.75%+0.05) | IEC-60115-1 4.19 |
2410121221_Viking-MFR1145FACT1503_C20606373.pdf
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