RT7299B
Typical Application Circuit
RT7299B
V
IN
4.5V to 18V
6
C
IN
4, 5
PVIN
LX
11, 12
VIN
BOOT
13
C
BOOT
0.1µF
L
V
OUT
R1
Enable
PGOOD
R
OSC
100k
C
SS
10nF
10
EN
FB
COMP
7
8
R
COMP1
R2
C
COMP2
2, 3,
15 (Exposed Pad)
C
COMP1
14 PGOOD
1
RT/SYNC
C
OUT
9 SS/TR
GND
Table 1. Suggested Component Values
V
OUT
(V)
5.0
3.3
2.5
1.8
1.5
1.2
1.0
R1 (k)
176
108
76
48
36
24
16
R2 (k)
24
24
24
24
24
24
24
R
COMP1
(k)
4.3
2.4
1.8
1.5
1.0
0.82
0.68
C
COMP1
(nF)
8.2
8.2
8.2
8.2
8.2
8.2
8.2
C
COMP2
(pF)
180
180
180
180
180
180
180
C
OUT
(F)
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
22 x 2
L (H)
4.7
3.7
3.7
2.2
2.2
2.2
1.5
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS7299B-05
June 2019
www.richtek.com
7
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
