SP317L Datasheet, PDF (9/13 Pages) Sipex Corporation – 3-Terminal Adjustable Voltage Regulator

+
Transformer
Rectifiers
and Filter
Capacitor
SP317L
V_{IN ADJ} V_OUT
V_OUT = .2V(R2/R +)
R
20
R2
2K
R=2R3=22
Q
2N22
-
R3 0
Figure . Adjustable Regulator with Current Limit
Note 6: Short circuit current is approximately
600mV/R3 or 60mA
Note 7: At 2.mA output only 3/V of drop occurs
in R3 and R.
V_IN
C2
0.PF
SP317L
V_{IN ADJ VOUT}
R
20
R3
0k
R
2.7k
2N20
V_OUT
V
N002
C
2PF
Figure 20. Slow Turn-on V Regulator
Date: 8/1/06 Rev H
SP317L 3-Terminal 100mA Adjustable Voltage Regulator

© 2006 Sipex Corporation