LM117/217/317
6/15
Figure 8: Voltage Regulator with Protection Diodes
D1 protect the device against input short circuit, while D2 protects against output short circuit for capacitors discharging.
Figure 9: Slow Turn-on 15V Regulator
Figure 10: Current Regulator
V
ref
I
O
= + I
ADJ
≈
R
1
1.25V
R
1
