A
ISEN1
ISEN1-
ISEN_1
UGATE2
ISEN_2
ISEN_3
BOOT3
ISEN1+
ISEN2
LGATE2
BOOT2
ISEN3+ ISEN3
ISEN3-
ISEN2-
BOOT1
UGATE1
PHASE1
LGATE1
PHASE2
UGATE3
PHASE3
ISEN2+
VID_PG
LGATE3
VID_GD#
VID_PG
V_6312
VCC5
VREG_12V
V_6312
VREG_12VVCCP
V_6312
V_6312
V_6312
VREG_12V
VCC5
PHASE1 [42]
UGATE1 [42]
LGATE1 [42]
PHASE2 [42]
UGATE2 [42]
LGATE2 [42]
ISEN1 [42]
ISEN2 [42]
ISEN3 [42]
PHASE3 [42]
UGATE3 [42]
LGATE3 [42]
VRM_GD[5,35]
VID6[6]
VID7[8]
VID2[6]
VID0[6]
VID5[6]
VID3[6]
VID4[6]
VID1[6]
VRD_VIDSEL[8]
VCC_VRM_SENSE[6]
VSS_VRM_SENSE[6]
SMBCK[5,13,14,16,23,35]
SMBDT[5,13,14,16,23,35]
VID_GD#[7,35]
ISEN_2[42]
ISEN_1[42]
ISEN_3[42]
Title
Size Document Number Rev
Date: Sheet
of
MICRO-START INT'L CO.,LTD.
MS-7318-101-060918A 100
MS-7318
A3
41 45Monday, September 18, 2006
Title
Size Document Number Rev
Date: Sheet
of
MICRO-START INT'L CO.,LTD.
MS-7318-101-060918A 100
MS-7318
A3
41 45Monday, September 18, 2006
Title
Size Document Number Rev
Date: Sheet
of
MICRO-START INT'L CO.,LTD.
MS-7318-101-060918A 100
MS-7318
A3
41 45Monday, September 18, 2006
Disable PH4 the
EN_PHN(pin23) should
be pull-hi 5V
7X7 QFN
BOTTOM PAD
CONNECT TO GND
Through 8 VIAs
Place
close to
inductor
Reserve for
ISL6312A
R548 100R0402R548 100R0402
Q37
N-PMBS3904_SOT23-RH
Q37
N-PMBS3904_SOT23-RH
B
CE
R528
X_20KR1%0402
R528
X_20KR1%0402
RT2
X_4.7KRT-RH
RT2
X_4.7KRT-RH
C496
C0.01U25X0402
C496
C0.01U25X0402
R556
4.7KR1%0402
R556
4.7KR1%0402
R526 X_1KR0402-1R526 X_1KR0402-1
C484 C0.1U16XC484 C0.1U16X
R499 X_4.7KR1%0402R499 X_4.7KR1%0402
R519 X_0R0402R519 X_0R0402
C479
X_C100P16N0402
C479
X_C100P16N0402
C515
X_C0.1U16Y0402
C515
X_C0.1U16Y0402
C509
X-C0.01U25X0402
C509
X-C0.01U25X0402
C508 X_C680P50X0402C508 X_C680P50X0402
R549 1.8KR1%0402R549 1.8KR1%0402
C449
C1000P50X0402
C449
C1000P50X0402
U19
ISL6312CRZ_QFN48-RH
U19
ISL6312CRZ_QFN48-RH
COMP
13
FB
14
IDROOP
15
VDIFF
16
PVCC1_2
29
BOOT1
31
UGATE1
32
PHASE1
33
LGATE1
30
ISEN1+
35
ISEN1-
34
BOOT2
27
UGATE2
26
PHASE2
25
LGATE2
28
ISEN2+
19
ISEN2-
20
PVCC3
42
BOOT3
40
VSEN
18
RGND
17
UGATE3
39
PHASE3
38
LGATE3
41
ISEN3+
44
ISEN3-
43
PWM4
24
EN_PH4
23
OFS
12
DRSEL
7
OVPSEL
8
ISEN4+
21
ISEN4-
22
REF
11
FS
45
SS
9
GND
49
PGOOD
37
EN
36
VID7
46
VID6
47
VID5
48
VID4
1
VID3
2
VID2
3
VRSEL
6
VID1
4
VID0
5
VCC
10
R497
10KR0402
R497
10KR0402
R518
4.7KR1%0402
R518
4.7KR1%0402
C494
C1U16Y
C494
C1U16Y
R516
0R0402
R516
0R0402
R553 X_10KR0402R553 X_10KR0402
R525 X_4.99KR1%0402R525 X_4.99KR1%0402
R531
2.2R0805
R531
2.2R0805
R509 0R0402R509 0R0402
C445 C1000P50X0402C445 C1000P50X0402
R533 X_100KR0402R533 X_100KR0402
C461
C0.1U16Y0402
C461
C0.1U16Y0402
C441 C1U16YC441 C1U16Y
R500
10KR0402
R500
10KR0402
R496 2.2R0805R496 2.2R0805
R517 X_4.7KR1%0402R517 X_4.7KR1%0402
R506 75R0402R506 75R0402
C514 C0.1U10X0402C514 C0.1U10X0402
C459 C1000P50X0402C459 C1000P50X0402
R503
120KR
R503
120KR
R554 100R0402R554 100R0402
R539 61.9R0402R539 61.9R0402
C524
C0.1U16Y0402
C524
C0.1U16Y0402
C447
C1000P50X0402
C447
C1000P50X0402
C425
C0.1U16Y0402
C425
C0.1U16Y0402
R541 15KR1%0402R541 15KR1%0402
R515 X_0R0402R515 X_0R0402
C523
C4.7U10Y0805
C523
C4.7U10Y0805
R523 2.2R0805R523 2.2R0805
R527
240KR0402
R527
240KR0402
C511 C0.1U16XC511 C0.1U16X
R522
0R0402
R522
0R0402
R498
2.2KR0402
R498
2.2KR0402
R534 2.2R0805R534 2.2R0805C506 C15P50N0402C506 C15P50N0402
C507 C1500P50X0402C507 C1500P50X0402
R546 X_4.7KR1%0402R546 X_4.7KR1%0402
R542 0R0402R542 0R0402
R59
X_4.7KR0402
R59
X_4.7KR0402
R557 X_750R1%0402R557 X_750R1%0402
R536 0R0402R536 0R0402
C443 C0.1U16XC443 C0.1U16X
R547 0R0402R547 0R0402
R555 0R0402R555 0R0402
R544
X_1.6KR1%0402
R544
X_1.6KR1%0402
C516
X_C0.1U16Y0402
C516
X_C0.1U16Y0402
R552
2.2R0805
R552
2.2R0805
R493
4.7KR1%0402
R493
4.7KR1%0402
R487 2.2R0805R487 2.2R0805
C444 C0.1U10X0402C444 C0.1U10X0402
C474 C0.1U10X0402C474 C0.1U10X0402
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