■ Typical Applications
VI
S1117AD/S1117-xxD
C1I0㎌
S1117A
(Fixed Version)
Adj/GND
C1O0㎌
VO
RL
Fig. 1 Fixed Voltage Regulator
VI
S1117-xx
(Fixed Version)
Vout=3.5V VO
Adj
1CI0㎌
IADJ
1R125Ω
C1O0㎌
(1%)
R2225Ω
(1%)
VO=VADJ * (1 + R2/R1) + IADJ*R2
Fig. 2 Adjustable Voltage Regulator
Notes:
1) CI needed if device is far from filter capacitors
2) Co minimum value required for stability
KSI-2067-003
4