RT7255
Typical Application Circuit
V
IN
4.3V to 18V
7
C
IN
10μF
R
PG
100k
5
6
VIN
RT7255
SW
BOOT
PGOOD
EN
FB
8
1
L
3.6μH
C
BOOT
1μF
C
FF
4
R2
10k
V
OUT
1.2V
R1
10k
C
OUT
22μF
5V
Enable
2 SS
C
SS
10nF
GND 3
Table 1. Suggested Component Values
V
OUT
(V)
5
3.3
2.5
1.2
R1 (k)
110
115
25.5
10
R2 (k)
15
25.5
8.06
10
L (H)
10
6.8
4.7
3.6
C
OUT
(F)
22
22
22
22
C
FF
(pF)
39
33
NC
NC
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6
DS7255-01
November 2017