RT5788A/B
Typical Application Circuit
V
IN
2.5V to 6V
R
PGOOD
100k
PGOOD
Enable
2
C
IN
22µF
1
VIN
RT5788A/B
PGOOD
FB 7
LX
3
L
0.47µH
R1
20k
R2
20k
VOUT 5
AGND
6
PGND
4
C
OUT
22µF
V
OUT
1.2V/4A
8 EN
Table 1. Suggested Component Values
V
OUT
(V)
1
1.2
1.8
2.5
3.3
R1 (k)
13.3
20
40.2
63.4
90.9
R2 (k)
20
20
20
20
20
L (H)
0.47
0.47
0.68
0.68
0.68
C
OUT
(F)
22
22
22
22
22
Note : All the input and output capacitances are the suggested values, which refer to the effective capacitances, and are subject
to any de-rating effect, like a DC bias.
Copyright
©
2018 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
8
DS5788A/B-02 March 2018
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
