PI1004-1 Datasheet, PDF (9/16 Pages) Vicor Corporation – Programmable Point-of-Load Controller with 6-bit VID

Application Diagrams
{^From
CPU
1 _VID0
2 _VID1
3 _VID2
4 _VID3
5 _VID4
6 _VID5
Vcc PWRGD Out ⁷ PWRGD
Enable Input
9 _ENABLE
ISN ISP EAO
12 13 19
PI1004-1
REFOUT ²⁰
REFIN ¹⁶
EAIP ¹⁷
IAVP ¹⁵
EAIN
18
VO
11
VCC
21
SGND OFFSET
22
8
SS RG
10 14
RG
ROFFSET
RAVP
VC
VH
PC
SC
TM
SG
+Out
+In
IL
OS
+In
NC
NC
PR _{PRM-AL CD}
+In
+Out
C1
-Out
TM
VC
VTM
PC
+Out
–In
–Out
–In
-In
-Out
C1= Ceramic Cap
Figure 4a - Simplified FPA CPU VRD10.0 power application.
CPU
Ceramic
Bypass
{VID Signal
or
Hard Wired
VID Code
Vcc Bias
1 _VID0
2 _VID1
3 _VID2
4 _VID3
5 _VID4
6 _VID5
Power
Good
OVP
Signal
Disable Signal
from primary side
7 _PWRGD
8 _OVP
9 _ENABLE
19 18
24 23
PI1004-2
REFOUT ²⁰
REFIN ¹⁶
EAIP ¹⁷
IAVP ¹⁵
RG ¹⁴
VCC ²¹
11
12 13 22 10
Voltage
Feedback
Signal
Sec Pri
Out-
Vcc Bias
Out-
Vout+
Sense+
SC/Trim
Sense-
Vout-
11 _VO
18 _EAIN
19 EAO
Load Sense+
Load
PWRGD
21 7
PI1004-2
VID0 ¹
VID1 ²
VID2 ³
VID3 ⁴
VID4 ⁵
VID5 ⁶
VID Signal
or
Hard Wired
VID Code
9 _ENABLE
OVP ⁸
22 10
20 16 17
Load Sense-
Load
Figure 4b - Embedded Isolated Power Converter Application
using the PI1004-2.
Picor Corporation • picorpower.com
Figure 4c - Power Brick or Converter Application
using the PI1004-2.
PI1004 Data Sheet Rev. 2.5 Page 9 of 16