LM3914

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SNVS761B – JANUARY 2000 – REVISED MARCH 2013

Figure 27. Adjusting Linearity of Several Stacked Dividers

OTHER APPLICATIONS

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“Slow”—fade bar or dot display (doubles resolution)

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20-step meter with single pot brightness control

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10-step (or multiples) programmer

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Multi-step or “staging” controller

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Combined controller and process deviation meter

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Direction and rate indicator (to add to DVMs)

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Exclamation point display for power saving

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Graduations can be added to dot displays. Dimly light every other LED using a resistor to ground

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Electronic “meter-relay”—display could be circle or semi-circle

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Moving “hole” display—indicator LED is dark, rest of bar lit

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Drives vacuum-fluorescent and LCDs using added passive parts

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