RT5028
Typical Application Circuit
1µF
1µF
1µF
1µF
1µF
52 VIN
51 VDDP
2 VINL123
7 VINL456
10 VINL78
RT5028
VOUTL1
VOUTL2
1
3
1µF
1µF
VOUTL3
4
1µF
1µF
VOUTL4
8
1µF
VOUTL5 6
1µF
VOUTL6 5
9
1µF
VIN
45, 46
10µF
2.2µH
22µF
50
47, 48
VINB1
VOUTL7
LXB1
VOUTB1S
VOUTL8 11
1µF
43, 44
10µF
2.2µH
22µF
39
41, 42
VINB2
SCL
SDA
LXB2
VOUTB2S
15
16
AP
SADDR
MASK_GPIOMTP
AGND
As SADDR connect to AGND
slave address
=0111111
As SADDR connect to VIN
slave address
=0110111
As MASK_GPIO connect to AGND
EN pins can control.
As MASK_GPIO connect to VIN
Ignore all EN pins.
As MTP connect to AGND
Inhibit to write MTP.
As MTP connect to VIN
Permit to write MTP.
37, 38
10µF
2.2µH
22µF
35, 36
33
IRQ 19
20
RESET
26
PWRHOLD
23
REBOOT
MTP
MASK_GPIO
24
25
27
22
VINB3
LXB3
VOUTB3S
SADDR
PWRON
32
10µF
2.2µH
22µF
29
31
VINB4
ENL1 to ENL8
ENB1 to ENB4
LXB4
VOUTB4S
AGND 21, 34, 56,
57 (Exposed Pad)
Copyright
©
2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
DS5028-02
September 2016
www.richtek.com
9
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
