R34
U
Z
000
4EU010
0
R
ev
.1
.0
0
Pa
ge 13
Oct 15, 20
21
ISLKU0
60
DEMO1Z Ref
e
re
nce
M
a
nua
l
Figure 17. Schematic Page 2
There is no recommended sequence for
VMGTVCCAUX so MGT1V8 can follow VCC1V8
70001 and 75051 LX rise typically < 15 ms
70001 PGOOD 30 ms from EN
75051 PGOOD 7 ms from EN
PGTMR set to 40ms
TDLY set to 20ms
Primary Sequencer
Cascaded Sequencer
Power LED Indicators
MGT_1V2
VCC_1V8
MGT_1V8
VDDR_1V35
VCC_5V_HK
VCC_0V95
VCC_2V5_HK
MGT_1V0
VCC_5V_HK
VCC_5V_HK
VCC_5V_HK
VCC_5V_HK VCC_0V95 VCC_2V5_HK
MGT_1V0
MGT_1V2
VCC_1V8
MGT_1V8
VDDR_1V35
EN_0V95
EN_2V5
EN_1V0
EN_1V2
EN_VCC_1V8
EN_MGT_1V8
EN_3V3_1V35_0V675
Title
Size
Document Number
Rev
A
ISLKU060DEMO1ZA Reference Design
Title
Size
Document Number
Rev
A
ISLKU060DEMO1ZA Reference Design
Title
Size
Document Number
Rev
A
ISLKU060DEMO1ZA Reference Design
240
R4846
DS10
GREEN
U463
MMPQ2222A
C1-1
1
C1-2
2
C2-1
3
C2-2
4
C3-1
5
C3-2
6
C4-1
7
C4-2
8
B4
9
E4
10
B3
11
E3
12
B2
13
E2
14
B1
15
E1
16
C2944
470nF
10V
10%
R4537
10K
1%
C2940
220nF
25V
10%
VDD
EN1
EN2
VM2
VCC5
VREF
EN3
EN4
KILL
GND
DONE
VM1
UP
VM3
VM4
PGTMR
INIT
TDLY
U453
ISL70321SEH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
0
R4794
0
R4792
0
R4795
24.9K
R4807
1%
0
R4793
DS17
GREEN
2.74k
R4838
R4540
10K
1%
36.5k
R4801
DS15
GREEN
36.5k
R4797
R4529
10K
1%
54.9k
R4804
U464
MMPQ2222A
C1-1
1
C1-2
2
C2-1
3
C2-2
4
C3-1
5
C3-2
6
C4-1
7
C4-2
8
B4
9
E4
10
B3
11
E3
12
B2
13
E2
14
B1
15
E1
16
R4530
10K
1%
2.74k
R4854
2.74k
R4857
5.9k
R4810
1.0K
R4815
240
R4853
R4541
10K
1%
C2693
220nF
25V
10%
R4539
10K
1%
VDD
EN1
EN2
VM2
VCC5
VREF
EN3
EN4
KILL
GND
DONE
VM1
UP
VM3
VM4
PGTMR
INIT
TDLY
U452
ISL70321SEH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
24.9K
R4806
1%
240
R4851
36.5k
R4798
36.5k
R4799
5.9k
R4809
2.74k
R4841
2.74k
R4855
54.9k
R4802
R4543
10K
30.1K
R4740
1%
R4531
10K
1%
R4533
10K
1%
DS13
GREEN
R4742
10K
1%
DS12
GREEN
54.9k
R4805
R4532
10K
1%
DS16
GREEN
2.74k
R4840
DS14
GREEN
2.74k
R4839
1.0K
R4608
R4534
10K
1%
100K
R4811
C2757
470nF
10V
10%
R4733
10K
1%
54.9k
R4803
24.9K
R4808
1%
C2690
220nF
25V
10%
C2688
220nF
25V
10%
240
R4849
100K
R4812
240
R4852
36.5k
R4800
2.74k
R4856
240
R4848
100K
R4813
R4538
10K
1%
240
R4847
0
R4789
30.1K
R4695
1%
0
R4790
DS11
GREEN
240
R4850
0
R4791
100K
R4814