S1117AD/S1117-xxD
■ Typical Applications
S1117-XX
VI
VO
(Fixed Version)
Adj/GND
CI
10
CO
10
㎌
㎌
RL
Fig. 1 Fixed Voltage Regulator
Vo=3.5V
S1117A
VI
V
O
(Adjustable Version)
Adj
C
R1
125Ω
CO
10
I
10
㎌
㎌
IADJ
(1
%
)
)
R2
225Ω
(1
%
R
Vo = VADJ ×(1+ 2 ) + IADJ ×R 2
R1
Fig. 2 Adjustable Voltage Regulator
Notes 5:
1) CI needed if device is far from filter capacitors
2) CO minimum value required for stability
KSD-I6O001-000
4