Datasheet

Data Sheet ADP5050
Rev. 0 | Page 43 of 60
REGISTER 3: VID23 (VID SETTING FOR CHANNEL 2 AND CHANNEL 3), ADDRESS 0x03
Register 3 is used to set the output voltage for Channel 2 and Channel 3.
Table 23. Register 3 Bit Assignments
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Reserved VID3[2:0] Reserved VID2[2:0]
Table 24. VID23 Register, Bit Function Descriptions
Bits
Bit Name
Access
Description
7 Reserved R/W Reserved.
[6:4] VID3[2:0] R/W These bits set the output voltage for Channel 3. The default value is programmed by factory fuse.
000 = 0.8 V (adjustable).
001 = 1.2 V.
010 = 1.3 V.
011 = 1.4 V.
100 = 1.5 V.
101 = 1.6 V.
110 = 1.7 V.
111 = 1.8 V.
3 Reserved R/W Reserved.
[2:0] VID2[2:0] R/W These bits set the output voltage for Channel 2. The default value is programmed by factory fuse.
000 = 0.8 V (adjustable).
001 = 3.3 V.
010 = 3.6 V.
011 = 3.9 V.
100 = 4.2 V.
101 = 4.5 V.
110 = 4.8 V.
111 = 5.0 V.
REGISTER 4: VID4 (VID SETTING FOR CHANNEL 4), ADDRESS 0x04
Register 4 is used to set the output voltage for Channel 4.
Table 25. Register 4 Bit Assignments
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Reserved
VID4[4:0]
Table 26. VID4 Register, Bit Function Descriptions
Bits Bit Name Access Description
[7:5] Reserved R/W Reserved.
[4:0] VID4[4:0] R/W These bits set the output voltage for Channel 4. The default value is programmed by factory fuse.
00000 = 0.8 V (adjustable).
00001 = 2.5 V.
00010 = 2.6 V.
…
00110 = 3.0 V.
…
10000 = 4.0 V.
…
11010 = 5.0 V.
…
11110 = 5.4 V.
11111 = 5.5 V.