DS5028E Datasheet, PDF (23/41 Pages) Richtek Technology Corporation – Integrated PMIC with 4-Channel Synchronous Buck Converters, 8 LDOs, and MTP Non-Volatile Memory for Industrial Applications

Address 00
Bit
Name
[7:4] VENDOR_ID
[3:0] CHIP_REV
Address 01
Bit Name
[7:2] Buck1Output[5:0]
[1:0] Buck1VRC
Address
Bit
02
Name
[7:2] Buck2Output[5:0]
[1:0] Buck2VRC
Address 03
Bit Name
[7:2] Buck3Output[5:0]
[1:0] Buck3VRC
Table 2. I²C Register Table
Detail Description
Device ID
Description
Vendor Identification : Richtek : 1000b
Chip Revision
BUCKcontrol1
Description
Buck1 output voltage regulation
000000 : 0.7V, 25mV per step
000001 : 0.725V
…
101100 : 1.8V
…
111111 : 1.8V
VRC setting
00 : 25mV/10s, 01 : 50mV/10s,
10 : 100mV/10s, 11 : 200mV/10s
BUCKcontrol2
Description
Buck2 output voltage regulation
000000 : 0.7V, 25mV per step
000001 : 0.725V
…
101100 : 1.8V
…
111111 : 1.8V
VRC setting
00 : 25mV/10s, 01 : 50mV/10s,
10 : 100mV/10s, 11 : 200mV/10s
BUCKcontrol3
Description
Buck3 output voltage regulation
000000 : 0.7V, 50mV per step
000001 : 0.75V
…
111010 : 3.6V
…
111111 : 3.6V
VRC setting
00 : 50mV/10s, 01 : 100mV/10s,
10 : 200mV/10s, 11 : 400mV/10s
RT5028E
Read/Write
R
R
Reset Value
1000
0001
R/W
Reset Value
R/W
Option
R/W
Option
R/W
Reset Value
R/W
Option
R/W
Option
R/W
Reset Value
R/W
Option
R/W
Option
Copyright ©2016 Richtek Technology Corporation. All rights reserved.
DS5028E-00 October 2016
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
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