SP317 Datasheet, PDF (8/13 Pages) Sipex Corporation – 3-Terminal 1 Amp Adjustable Voltage Regulator

Typical Application
SP37
V_IN
INPUT
OUTPUT
+*
0.C^IP^NF
ADJ
R2
R
20:
+ _**
.C0^OPF
V_OUT
Figure . Typical Application of SP 3 7
* = C_IN is required if the regulator is located near power supply filter.
**= C_O is needed for stability and it improves transient response.
V_OUT = V_REF x (+R2/R) + I_ADJ x R2
Since I_ADJ is controlled to less than 00PA, the error associated with this term is negligible
in most applications.
Date: 7/27/06 Rev F
SP317 3-Terminal 1Amp Adjustable Voltage Regulator

© 2006 Sipex Corporation