RT6258B/C
Pin Configuration
(TOP VIEW)
AGND
PGOOD
AGND
PGOOD
8
7
6
5
2
4
VOUT
VOUT
LDO3
LDO5
VCC
VCC
FF
12 11 10
9
8
7
6
5
12 11 10
BOOT
LX
LX
1
2
EN
VIN
PGND
BOOT
LX
LX
FF
9
1
EN
VIN
PGND
4
3
3
RT6258B
RT6258C
UQFN-12HL 3x3 (FC)
Typical Application Circuit
RT6258B
PGOOD 7
BOOT 1
9
C
VCC
1µF
V
EN
V
LDO3
3.3V/100mA
R
EN
1K
11
C
LDO3
4.7µF
6
EN
LDO3
VCC
LX
2, 3
R
BOOT
10
V
IN
4.5V to 23V
5
C
IN
10µF x 2
VIN
V
PGOOD
V
CC
C
BOOT
0.1µF
L
1µH
R
FF
1k
C
FF
10pF
V
OUT
3.3V/8A
C
OUT
22µF x 4
VOUT 10
FF 12
AGND
PGND
8
4
V
IN
5.1V to 23V
5
C
IN
10µF x 2
11
C
VCC
1µF
R
EN
1K
12
C
LDO5
4.7µF
6
RT6258C
VIN
PGOOD 7
BOOT 1
R
BOOT
10
V
PGOOD
C
BOOT
0.1µF
L
1µH
R
FF
1k
C
FF
10pF
C
BUFF
0.1µF
V
CC
VCC
LX
2, 3
VOUT 10
EN
LDO5
AGND
PGND
FF 9
8
4
V
OUT
5.1V/8A
C
OUT
22µF x 4
V
EN
V
LDO5
5V/100mA
Copyright
©
2019 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
2
DS6258B/C-02
October 2019
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
