RT6222A/B
Typical Application Circuit
RT6222A/B
V
IN
4.3V to 18V
5
C
IN
10µF
VIN
BOOT
1
C
BOOT
100nF
L
2µH
C
FF
R1
10k
R2
10k
V
OUT
1.2V
C
OUT
22µF
SW 6
4 EN
FB 3
GND 2
Enable
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)
4.7
3.6
3.6
2
C
OUT
(F)
22
22
22
22
C
FF
(pF)
39
33
NC
NC
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
6
DS6222A/B-01 August 2018