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Fig. 3.176: Circuit 176 – Stabilizer for 3.6 V
Fig. 3.177: Circuit 177 – Stabilizer for 4.4 V
Fig. 3.178: Circuit 178 – Stabilizer for 5.2 V
Circuit 174 to 178: A stable voltage divider (R1, R2, R3) creates a stable base bias for transistor T1. Constant
current thus flows through the load resistor at the emitter. Fluctuations in battery voltage are in part com-
pensated.
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