* Pictures are placed for illustration purpose only. Appearance of real component may differ.
Non-wired variable resistor for AC, DC and impulse circuits.
Key features:
· Single-revolution adjustable resistor with radial moving adjustment system
· Carbon-resin lacquer resistor
· SP3-4AM – for wire mounting, SP3-5BM – for PCB mounting
Electrical parameters
| Rated power dissipation, W logarithmic and inverse logarithmic resistance variation curves
linear resistance variation curve |
0.125
0.25 |
| Rated resistance range, ? logarithmic and inverse logarithmic resistance variation curves
linear resistance variation curve |
4.7·103..1·106
100..4.7·106 |
| Maximum voltage, V logarithmic and inverse logarithmic resistance variation curves
linear resistance variation curve |
100
150 |
| Allowed resistance variation | ±20%, ±30% |
| Resistance variation curves | linear, logarithmic, inverse logarithmic |
| Ambient air temperature, oC | -45..+70 |
| Number of adjustment cycles | 25000 |
| Breakdown rate, 1/h | 3·10-8 |
| MTBF, h | 20000 |
You can order SP3-44A-1Vt-220 Om from us
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