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Ohm_Slaw
modified 3 years ago

BJT NPN Current Limiter

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03:28:17
Current limit set to 1mA with the bottom resistor. As the bottom transistor is switched on, more of the current gets shunted to ground. Base of the bottom transistor must be ~0.7V above emitter, so the max current allowed = 0.7V/715ohm (~1mA).
published 3 years ago

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