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Specifications
Type:
Metal Film Resistor
Resistance:
100Ω
Power(Watts):
250mW
Temperature Coefficient:
±50ppm/℃
Tolerance:
±1%
Mfr. Part #:
MF0W4FF1000A50
Package:
Through Hole,D2.2xL6.5mm
Key Attributes
Model Number:
MF0W4FF1000A50
Product Description
Precision Metal Film Fixed Resistors - MF Series
The MF Series Precision Metal Film Fixed Resistors are manufactured by UNI-ROYAL, offering reliable performance with low noise and voltage coefficient. These resistors feature a low temperature coefficient range and superior moisture protection due to multiple epoxy coatings on a vacuum-deposited metal film. The Nichrome resistive element ensures stable performance in various environments. The product is compliant with RoHS directive and meets halogen-free requirements. Available in flame retardant type.
Product Attributes
- Brand: Uniroyal Electronics Global Co., Ltd.
- Origin: China
- Material: Nichrome resistive element, Cold steel plated with copper/tin end caps, Tin solder coated copper wire leads, Ceramic basic body, Epoxy resin coating.
- Certifications: RoHS directive, Halogen free.
Technical Specifications
| Model | Power Rating | Body Diameter (mm) | Body Length (mm) | Lead Diameter (mm) | Max Working Voltage (V) | Max Overload Voltage (V) | Dielectric Withstanding Voltage (V) | Flame Retardant (V) | ||
| MF 1/8W | 1/8W | 1.90.3 | 3.30.3 | 0.45 | 28 | 52 | 200V | 400V | 400V | 200V |
| MF 1/4WS | 1/4W-S | 1.90.3 | 3.30.3 | 0.45 | 28 | 52 | 200V | 400V | 400V | 200V |
| MF 0.4WSS | 0.4W-SS | 1.90.5 | 3.30.3 | 0.45 | 28 | 52 | 200V | 400V | 400V | 200V |
| MF 1/4W | 1/4W | 2.20.3 | 6.51.0 | 0.54 | 28 | 52 | 250V | 500V | 500V | 250V |
| MF 1/2WS | 1/2W-S | 2.20.5 | 6.51.0 | 0.54 | 28 | 52 | 250V | 500V | / | 250V |
| MF 1/2W | 1/2W | 3.50.6 | 9.51.0 | 0.54 | 28 | 52 | 350V | 700V | 700V | 250V |
| MF 0.6WS | 0.6W-S | 2.20.5 | 6.51.0 | 0.54 | 28 | 52 | 250V | 500V | 500V | 250V |
| MF 1WS | 1W-S | 3.50.6 | 9.51.0 | 0.54 | 28 | 52 | 350V | 700V | 700V | 250V |
| MF 1W | 1W | 4.50.6 | 11.51.0 | 0.70 | 25 | 52 | 500V | 1000V | 1000V | 350V |
| MF 2WS | 2W-S | 4.50.6 | 11.51.0 | 0.70 | 25 | 52 | 500V | 1000V | 1000V | 350V |
| MF 2W | 2W | 5.00.6 | 15.51.0 | 0.70 | 28 | 64 | 500V | 1000V | 1000V | 350V |
| MF 3WS | 3W-S | 5.00.6 | 15.51.0 | 0.70 | 28 | 64 | 500V | 1000V | 1000V | 350V |
| MF 3W | 3W | 6.00.6 | 17.51.0 | 0.75 | 28 | 64 | 500V | 1000V | 1000V | 500V |
Resistance Range
| Type | Tolerance | Resistance Range | TCR (PPM/) | Special Order Tolerance | Special Order Resistance Range | Special Order TCR (PPM/) |
| MF 1/8W, MF 1/4WS, MF 0.4WSS | 1% | 10~1M | 50 | 0.25% | 51.1~200K | 15 |
| 2% | 10~1M | 100 | 0.5% | 51.1~511K | 25 | |
| 5% | 1~1M | 200 | 0.5% | 51.1~511K | 50 | |
| MF 1/4W, MF 1/2WS, MF 0.6WS | 1% | 10~1M | 50 | 0.1% | 10~1M | 15 |
| 2% | 1~1M | 100 | 0.25% | 10~1M | 25 | |
| 5% | 1~1M | 200 | 0.5% | 10~1M | 50 | |
| MF 1/2W, MF 1WS | 1% | 10~1M | 50 | 0.1% | 100~330K | 15 |
| 2% | 10~1M | 100 | 0.25% | 51.1~511K | 25 | |
| 5% | 1~1M | 200 | 0.5% | 10~1M | 50 | |
| MF 1W, MF 2WS, MF 2W, MF 3WS, MF 3W | 1% | 51.1~1M | 50 | 0.1% | 100~330K | 15 |
| 2% | 51.1~1M | 100 | 0.25% | 51.1~511K | 25 | |
| 5% | 1~1M | 200 | 0.5% | 51.1~ 1M | 50 |
2508141745_UNI-ROYAL-MF0W4FF1000A50_C20625198.pdf
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