
Application Note 1077
Board Layout Information (Continued)
+12V
5
Transient Load Generator
VOUT
4
VCC_CORE
TP15
C59
C60
C61
U6
R18 357_1%
D1
no pop
no pop
no pop
D
1
2
3
4
VDD
HB
HO
HS
LO
VSS
LI
HI
8
7
6
5
R19 324_1%
1
Q17
HUF76129D3S
0
HIP2100
C62
1uF
0
0
+12V
0
R20 357_1%
R21 324_1%
D2
1
Q18
HUF76129D3S
LOAD CURRENT
TP16
R22
46.4k_1%
R23 402_1%
SW1
ON
Top Side
TRANSIENT
R24
.100
R25
nopop
R26
nopop
R27
nopop
R28
.100
OFF
1
Q19
2N7002
C63
Top Side
10uF
0
0
0
0
+5V
C
JP1
VID4
VID3
VID2
VID1
VID0
1
3
5
7
9
2
4
6
8
10
VID4
VID3
VID2
VID1
VID0
PGOOD
R30
10k
2
CR1
1
R29
2.43k
R31
2.43k
0
VID CODE
Q20
2n7002
0
1
4
3
POWER GOOD
INDICATOR
VCORE-
R32
0.0
0
ENABLE
+5V
VCORE+
0.0
R33
VOUT
Q21
R34
10k
SW2
OFF
B
REMOTE SENSE LINES
connect at output caps
2n7002
1
C64
1n
ENABLE VR
ON
0
0
0
ENABLE SIGNAL
FIGURE 7. SCHEMATIC 5
9