Circuit Diagrams and PWB Layouts
7.
Small Signal Board: DC/DC Converter
OSC
Monitor
Protection & Ref
VREF
SS
OSC
EAREF
COMP
NC
VFB
GND
PGND
LGATE
PHASE
HGATE
BOOT
OCSET
VCC
PGOOD
1T04 E5
2T33 B4
2T34 B4
2T35 B4
2T36 C4
2T49 B6
2T50 C4
1
2
3
4
8
5
6
7
3
4
5
6
7
8
1T03 E4
E
F
2T30 B4
2T31 B4
2T32 B4
2T51 E9
2T52 E7
2T37 D4
2T38 B7
2T40 B8
2T41 B8
2T42 C8
2T43 C8
2T44 D8
2T45 D8
2T46 B9
2T47 D6
2T48 E6
3T19 E7
3T20 D7
9
1
2
3T24 D7
3T25 C8
3T26 C7
3T27 B7
3T28 B9
3T29 B7
9
A
B
C
D
E
F
A
B
C
D
3T58 F7
3T59 F6
2T53 C7
2T54 A5
3T10 A4
3T11 A6
3T12 B6
3T13 B5
3T14 C4
3T15 C3
3T16 C4
3T17 D4
3T18 D6
5T15 D9
6T10 B6
IT42 B6
3T22 D7
3T23 E7
7T01-1 B7
7T01-2 C7
7T04 B5
7T10-1 C5
7T10-2 E6
7T11-1 A7
3T30 A7
3T31 A8
3T32 D8
3T33 B5
3T51 B5
3T52 F8
3T53 F8
3T54 F8
3T55 E8
3T56 E8
3T57 E7
IT00 A4
IT01 A4
B12
IT20 D8
IT21 C9
DC - DC CONVERTER
IT06 C5
IT08 C3
IT11 B7
IT12 C6
IT13 B7
IT15 C7
3T60 C7
5T10 B8
5T11 C8
5T12 B8
5T13 B8
5T14 D9
IT34 B7
IT41 C7
IT44 C4
IT45 B5
IT46 F7
6T11 A5
IT47 E7
IT48 E7
IT60 F9
IT61 F9
IT62 E8
IT63 C7
7T11-2 A6
7T12 F9
7T13-1 F7
7T13-2 E8
9T11 D4
FT10 C4
FT11 B7
FT12 C7
FT13 D9
FT14 E9
FT15 A7
IT16 A7
IT02 B5
IT04 B5
IT05 B5
IT22 E7
IT23 B9
IT24 B9
IT25 A8
IT26 A5
IT30 D5
IT32 E6
IT33 C8
IT43 A7
IT24
IT33
IT00
5T10
10u
2T46
1n0
2T41
IT21
+11V_DC
1n0
IT20
IT41
IT32
GND5V
IT30
100K
3T16
7T13-1
BC847BPN
2
6
1
BC847BPN
7T13-2
7T11-1
BC847BPN
IT25
FT12
IT43
6K8
IT16
3T25
10K
3T17
1u0
10R
3T28
1T04
2T52
GND-P
IT22
FT15
5T12
res
5T13
res
2T32
100n
2T33
100n
100n
2T35
5
3
4
GND-P
GND-P
7T11-2
BC847BPN
GND-P
100n
2T38
IT13
1n0
2T49
IT01
FT11
BC847BW
7T12
10K
3T56
3T55
10K
FT10
+11V_DC
3T10
10K
1K0
3T31
3T29
10K
3T15
10K
1K0
3T23
GND5V
GND5V
FT13
2T51
VDISP
5T14
1u0
9T11
5T15
BAS316
6T10
IT34
IT23
IT11
10K
3T54
IT12
IT15
6T11
IT26
2T50
10n
BZX384-C9V1
IT04
IT44
2T54
100n
2K7
3T18
1u0
2T36
22u
2T43
2T31
22u
22u
2T30
2T44
10n
2T42
22n
100n
2T48
10n
2T37
470p
2T47
2T34
1n0
GND5V GND5V
GND-P
2
6
1
GND-P
GND5V
5
3
4
7T10-1
BC847BS
BC847BS
7T10-2
IT06
IT02
IT05
100n
2T40
3T11
10K
1K0
3T12
10K
3T13
1K0
3T20
3K9
3T24
10K
3T30
IT46
3T53
470K
3T26
2R2
10R
3T27
1K0
3T32
IT08
330R
3T19
3n3
IT63
2T53
3T60
4R7
GND-P
FT14
2T45
10n
GND5V
GND5V
10R
3T33
IT42
10K
1T03
IT45
3T52
3T51
1K0
3T58
47K
3T59
10K
3T57
100R
4K7
3T22
7T01-2
SI4936ADY
5 6
4
3
7T01-1
7 8
2
1
3
2
13
9
10
4
15
6
1
SI4936ADY
12
5
8
7
11
14
16
L6910
7T04
IT47
47K
3T14
IT61
IT48
IT62
5T11
10u
IT60
3V3_FAULT
5V-ENABLE
E_14620_102.eps
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