1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
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2/16/2021
EPC9158_B5252_Rev2_0.SchDoc
Title
Size:
Date:
File:
Revision:
Sheet of
C
0402
0E 0.1W
R4
0402
0E 0.1W
R7
0402
100nF 25V
C12
PGND
VIN
VIN
PGND
0402
0E 0.1W
R24
0402
0E 0.1W
R27
0402
100nF 25V
C38
PGND
VIN
VIN
0603
4.7uF 16V
C11 PGND
DRVCC
PGND
0603
100pF 50V
C49
PGND
0402
10nF 50V
C48
SNS2+ SNS2-
0402
10nF 50V
C25
SNS1+ SNS1-
VO1
SNS2+
SNS2-
SNS1-
SNS1+
VFBK2
VFBK1
0402
100nF 25V
C13
0402
100nF 25V
C44
0402
10k 1/16W
R13
DRVCC
0402
10k 1/16W
R34
DRVCC
10k
0402
10k 1/16W
R18
EMPTY
0402
22nF 25V
C27
EMPTY
0603
10 0.1W
R15
22nF
0402
22nF 25V
C50
EMPTY
10k
0402
10k 1/16W
R38
EMPTY
PLLIN
MODE
DTCA
DTCB
0402
0E 0.1W
R3
DRVUV
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
VO1
PGND
VO2
PGND
Banana TH
J9
Banana TH
J10
VIN
PGND
PGND
VO1
Feedback
VCC Selector
0402
0E 0.1W
R5
0402
0E 0.1W
R25
0402
0E 0.1W
R30
0402
0E 0.1W
R10
0402
1 1/16W
R14
EMPTY
0402
1 1/16W
R12
EMPTY
Close to SW (DCR sensing)
0402
1 1/16W
R33
EMPTY
0402
1 1/16W
R32
EMPTY
Feedback
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
PGND
VIN
1210
10uF 100V
C17
VIN
PGND
1210
10uF 100V
C14
VIN
PGND
1210
10uF 100V
C15
VIN
PGND
1210
10uF 100V
C16
VIN
PGND
DRVSET
PGND
0603
0E 0.1W
R23
PGND
0402
100k 1/16W
R20
MODE Selector
0603
1k 0.1W
R11
0603
100pF 50V
C26
0402
10 0.1W
R8
0402
10 0.1W
R28
H
High Voltage
© EPC
For evaluation only;
not FCC approved for resale
N/A
FD2
N/A
FD3
N/A
FD1
W
PGND
SMD MMCX
J2
EMPTY
LSG1
HSG1
SW1
SW1
0402
0E 0.1W
R1
EMPTY
HSG1
SW1
Test Points
ITH1
VIN
PGND
SMD MMCX
J15
EMPTY
SW2
0402
0E 0.1W
R19
EMPTY
HSG2
SW2
Test Points
HSG2
ITH2
ILIM Selector
PGND
SS2PH10-M3
100V,2A
D1
EMPTY
0603
220nF 100V
C1
0603
220nF 100V
C2
0603
220nF 100V
C5
0603
220nF 100V
C9
0603
220nF 100V
C28
0603
220nF 100V
C29
0603
220nF 100V
C30
0603
220nF 100V
C31
0603
220nF 100V
C32
0603
220nF 100V
C33
0603
220nF 100V
C34
0603
220nF 100V
C35
0603
220nF 100V
C36
0603
220nF 100V
C37
SS2PH10-M3
100V,2A
D2
EMPTY
1
2
TBD
J14
1
2
TBD
J1
PGND
0402
0E 0.1W
R2
8834
SO1
8834
SO2
8834
SO3
8834
SO4
0603
0E 0.1W
R22
EMPTY
DRVCC
0402
10k 0.1W
R39
PGND
eGaN® FET
30
33
10
34
24
31
28
UVLO
0.8V
Ilim
41
Iss
16
Tmr
36
38
27
32
29
9
40
39
PG
37
RUN1
4
7
26
25
LDO
8
VPRG1
35
U1A
LTC7890
21
18
3
17
20
23
UVLO
0.8V
41
Iss
15
13
27
19
22
2
11
12
PG
14
GND
6
1
RUN2
5
U1B
LTC7890
0805
1uF 100V
C7
0805
1uF 100V
C8
0805
1uF 100V
C10
PGND
VIN
0805
1uF 100V
C39
PGND
VIN
0805
1uF 100V
C51
PGND
VIN
0805
1uF 100V
C52
PGND
VIN
0805
1uF 100V
C53
0805
1uF 100V
C4
0805
1uF 100V
C6
0805
1uF 100V
C3
PGND
VIN
0805
1uF 100V
C54
PGND
VIN
0805
1uF 100V
C55
PGND
VIN
0805
1uF 100V
C56
PGND
VIN
0805
1uF 100V
C57
100 V 60A 3.2mE
EPC2218
Q1
EPC2218
100 V 60A 3.2mE
EPC2218
Q2
EPC2218
100V 2.5 mE
Q3
EPC2218
SMD Can
47uF 80V
C58
SMD Can
47uF 80V
C60
VIN VIN
PGND PGND
VO1 VO1
PGND PGND
VO2 VO2
PGND PGND
DRVCC
1-2: CCM
3-4: Pulse Skip (default)
5-6: Burst Mode
PLLIN Option
R23: External Clock
R22: Spectrum Spread
R39: Internal Clock (default)
SMD TP
TP5
SMD TP
TP4
PGND PGND
DTCA
DTCB
DRVCC
PGND
PGND
DRVCC
PGND
PGND
Deadtime Control (A for rising,B for falling)
1-2: zero deadtime
3-4: User defined (default)
5-6: Adaptive (15ns)
1-2: 75 mV (default)
2-3: 25 mV
R46: ExtVCC=Vo1 (default)
R47: IntVCC
Open: 50 mV
RUN1
RUN2
ILIM
PGND
RUN1
RUN1 Selector
1-2: Enable (default)
2-3: Disable
PGND
RUN2
RUN2 Selector
1-2: Enable (default)
2-3: Disable
0603
10 0.1W
R35
PGND
12V: R16=140k, R17=10k (default)
20V: R16=240k, R17=10k
DRVCC
0402
0E 0.1W
R40
0402
0E 0.1W
R43
12V: R36=140k, R37=10k (default)
20V: R36=240k, R37=10k
UVLO: 4V
R21=75k (500kHz,default)
SW2
TBD
J4
0603
10k 0.1W
R17
0603
10k 0.1W
R37
PGND
0402
1uF 16V
C65
TBD
J8
VO2
TBD
J18
0603
0E 0.1W
R44
0603
0E 0.1W
R45
DRVCC
0603
1k 0.1W
R31
0603
22nF 25V
C47
0603
22nF 25V
C24
DRVCC
1206
22uF 35V
C18
VO1
PGND
1206
22uF 35V
C19
VO1
PGND
1206
22uF 35V
C20
VO1
PGND
1206
22uF 35V
C21
VO1
PGND
1206
22uF 35V
C22
VO1
PGND
1206
22uF 35V
C23
1206
22uF 35V
C40
VO2
PGND
1206
22uF 35V
C41
VO2
PGND
1206
22uF 35V
C42
VO2
PGND
1206
22uF 35V
C43
VO2
PGND
1206
22uF 35V
C45
VO2
PGND
1206
22uF 35V
C46
0402
0E 0.1W
R9
0402
0E 0.1W
R29
VO2
567-45AB
HS1
#4
N/A
HOLE1
PGND
#4
N/A
HOLE2
PGND
#4
N/A
HOLE3
PGND
#4
N/A
HOLE4
PGND
9774010243R
SO5
9774010243R
SO6
9774010243R
SO7
9774010243R
SO8
100V 2.5 mE
Q4
EPC2218
LSG2
0402
75k 1/16W
R21
PGND
FREQ
0603
4.64k 0.1W 0.1%
R41
0603
6.2k 0.1W 0.1%
R42
1206
1mE 1W 2%
R6
1206
1mE 1W 2%
R26
0603
140k 0.1W 0.1%
R36
VFBK2
0603
140k 0.1W 0.1%
R16
2uH 40A
L1
2uH 40A
L2
2924
100uF
C61
2924
100uF
C62
EMPTY
2924
100uF
C63
2924
100uF
C64
EMPTY
VFBK1
0603
0E 0.1W
R46
VO1
0603
0E 0.1W
R47
EMPTY
PGND
1
2
3
50mil TH
J3
1
2
3
50mil TH
J23
1 2
3
5
4
6
50mil TH
J13
GRPB032VWVN-RC
1 2
3
5
4
6
50mil TH
J21
GRPB032VWVN-RC
1
2
3
50mil TH
J19
1 2
3
5
4
6
50mil TH
J22
GRPB032VWVN-RC
VO1
VO2
SMD TP
TP3
SMD TP
TP1
SMD TP
TP6
SMD TP
TP2
SMD TP
TP8
SMD TP
TP7
SMD TP
TP9
50mil
JP2
50mil
JP1
50mil
JP4
50mil
JP5
50mil
JP6
50mil
JP3
SMD TP
TP12
PGND
SMD TP
TP11
PGND
SMD TP
TP10
PGND
PGND
PGND PGND PGND
0402
0E 0.1W
R48
0402
0E 0.1W
R49
EMPTY
PGND
PIC101
PIC102
COC1
PIC201
PIC202
COC2
PIC301
PIC302
COC3
PIC401
PIC402
COC4
PIC501
PIC502
COC5
PIC601
PIC602
COC6
PIC701
PIC702
COC7
PIC801
PIC802
COC8
PIC901
PIC902
COC9
PIC1001
PIC1002
COC10
PIC1101
PIC1102
COC11
PIC1201
PIC1202
COC12
PIC1301
PIC1302
COC13
PIC1401
PIC1402
COC14
PIC1501
PIC1502
COC15
PIC1601
PIC1602
COC16
PIC1701
PIC1702
COC17
PIC1801
PIC1802
COC18
PIC1901
PIC1902
COC19
PIC2001
PIC2002
COC20
PIC2101
PIC2102
COC21
PIC2201
PIC2202
COC22
PIC2301
PIC2302
COC23
PIC2401
PIC2402
COC24
PIC2501
PIC2502
COC25
PIC2601
PIC2602
COC26
PIC2701
PIC2702
COC27
PIC2801
PIC2802
COC28
PIC2901
PIC2902
COC29
PIC3001
PIC3002
COC30
PIC3101
PIC3102
COC31
PIC3201
PIC3202
COC32
PIC3301
PIC3302
COC33
PIC3401
PIC3402
COC34
PIC3501
PIC3502
COC35
PIC3601
PIC3602
COC36
PIC3701
PIC3702
COC37
PIC3801
PIC3802
COC38
PIC3901
PIC3902
COC39
PIC4001
PIC4002
COC40
PIC4101
PIC4102
COC41
PIC4201
PIC4202
COC42
PIC4301
PIC4302
COC43
PIC4401
PIC4402
COC44
PIC4501
PIC4502
COC45
PIC4601
PIC4602
COC46
PIC4701
PIC4702
COC47
PIC4801
PIC4802
COC48
PIC4901
PIC4902
COC49
PIC5001
PIC5002
COC50
PIC5101
PIC5102
COC51
PIC5201
PIC5202
COC52
PIC5301
PIC5302
COC53
PIC5401
PIC5402
COC54
PIC5501
PIC5502
COC55
PIC5601
PIC5602
COC56
PIC5701
PIC5702
COC57
PIC5801
PIC5802
COC58
PIC6001
PIC6002
COC60
PIC6101
PIC6102
COC61
PIC6201
PIC6202
COC62
PIC6301
PIC6302
COC63
PIC6401
PIC6402
COC64
PIC6501
PIC6502
COC65
PID10A
PID10K
COD1
PID20A
PID20K
COD2
COFD1
COFD2
COFD3
PIHOLE101
COHOLE1
PIHOLE201
COHOLE2
PIHOLE301
COHOLE3
PIHOLE401
COHOLE4
COHS1
PIJ101
PIJ102
COJ1
PIJ201
PIJ202 PIJ203 PIJ204 PIJ205
COJ2
PIJ301
PIJ302
PIJ303
COJ3
PIJ401
COJ4
PIJ801
COJ8
PIJ901
COJ9
PIJ1001
COJ10
PIJ1301
PIJ1302
PIJ1303
PIJ1304
PIJ1305
PIJ1306
COJ13
PIJ1401
PIJ1402
COJ14
PIJ1501
PIJ1502 PIJ1503 PIJ1504 PIJ1505
COJ15
PIJ1801
COJ18
PIJ1901
PIJ1902
PIJ1903
COJ19
PIJ2101
PIJ2102
PIJ2103
PIJ2104
PIJ2105
PIJ2106
COJ21
PIJ2201
PIJ2202
PIJ2203
PIJ2204
PIJ2205
PIJ2206
COJ22
PIJ2301
PIJ2302
PIJ2303
COJ23
COJP1
COJP2
COJP3
COJP4
COJP5
COJP6
PIL101
PIL102
COL1
PIL201
PIL202
COL2
COLB1
COLB2
COLB3
COLB4
COLB5
PIQ101
PIQ102
PIQ103
PIQ104
PIQ105
PIQ106
PIQ107
PIQ108
COQ1
PIQ201
PIQ202
PIQ203
PIQ204
PIQ205
PIQ206
PIQ207
PIQ208
COQ2
PIQ301
PIQ302
PIQ303
PIQ304
PIQ305
PIQ306
PIQ307
PIQ308
COQ3
PIQ401
PIQ402
PIQ403
PIQ404
PIQ405
PIQ406
PIQ407
PIQ408
COQ4
PIR101
PIR102
COR1
PIR201
PIR202
COR2
PIR301
PIR302
COR3
PIR401
PIR402
COR4
PIR501
PIR502
COR5
PIR601
PIR602
PIR603
PIR604
COR6
PIR701
PIR702
COR7
PIR801
PIR802
COR8
PIR901
PIR902
COR9
PIR1001
PIR1002
COR10
PIR1101
PIR1102
COR11
PIR1201
PIR1202
COR12
PIR1301
PIR1302
COR13
PIR1401
PIR1402
COR14
PIR1501
PIR1502
COR15
PIR1601
PIR1602
COR16
PIR1701
PIR1702
COR17
PIR1801
PIR1802
COR18
PIR1901
PIR1902
COR19
PIR2001
PIR2002
COR20
PIR2101
PIR2102
COR21
PIR2201
PIR2202
COR22
PIR2301
PIR2302
COR23
PIR2401
PIR2402
COR24
PIR2501
PIR2502
COR25
PIR2601
PIR2602
PIR2603
PIR2604
COR26
PIR2701
PIR2702
COR27
PIR2801
PIR2802
COR28
PIR2901
PIR2902
COR29
PIR3001
PIR3002
COR30
PIR3101
PIR3102
COR31
PIR3201
PIR3202
COR32
PIR3301
PIR3302
COR33
PIR3401
PIR3402
COR34
PIR3501
PIR3502
COR35
PIR3601
PIR3602
COR36
PIR3701
PIR3702
COR37
PIR3801
PIR3802
COR38
PIR3901
PIR3902
COR39
PIR4001
PIR4002
COR40
PIR4101
PIR4102
COR41
PIR4201
PIR4202
COR42
PIR4301
PIR4302
COR43
PIR4401
PIR4402
COR44
PIR4501
PIR4502
COR45
PIR4601
PIR4602
COR46
PIR4701
PIR4702
COR47
PIR4801
PIR4802
COR48
PIR4901
PIR4902
COR49
COSO1
COSO2
COSO3
COSO4
PISO501
COSO5
PISO601
COSO6
PISO701
COSO7
PISO801
COSO8
PITP101
COTP1
PITP201
COTP2
PITP301
COTP3
PITP401
COTP4
PITP501
COTP5
PITP601
COTP6
PITP701
COTP7
PITP801
COTP8
PITP901
COTP9
PITP1001
COTP10
PITP1101
COTP11
PITP1201
COTP12
PIU104
PIU107
PIU108
PIU109
PIU1010
PIU1016
PIU1024
PIU1025
PIU1026
PIU1027
PIU1028
PIU1029
PIU1030
PIU1031
PIU1032
PIU1033
PIU1034
PIU1035
PIU1036
PIU1037
PIU1038
PIU1039
PIU1040
PIU1041
COU1A
PIU101
PIU102
PIU103
PIU105
PIU106
PIU1011
PIU1012
PIU1013
PIU1014
PIU1015
PIU1017
PIU1018
PIU1019
PIU1020
PIU1021
PIU1022
PIU1023
PIU1027
PIU1041
COU1B
PIC1101
PIC6501
PIJ1301
PIJ1901
PIJ2101
PIJ2201
PIJ2301
PIR1302
PIR2001
PIR2202
PIR3402
PIR4502
PIU1024
PIU1025
NLDRVCC
PIR201
PIU108
NLDRVSET
PIR302
PIU107
NLDRVUV
PIJ1302
PIJ1304
PIJ1306
PIU109
NLDTCA
PIJ2102
PIJ2104
PIJ2106
PIU1010
NLDTCB
PIR2102
PIU101
NLFREQ
PIQ101
PIR101
PIR402
PIR502
NLHSG1
PIQ301
PIR1901
PIR2402
PIR2502
NLHSG2
PIJ1902
PIU1016
NLILIM
PIC2602
PIR1102
PIU1037
NLITH1
PIC4902
PIR3102
PIR4402
PIU1014
NLITH2
PIQ201
PIR702
PIR1002
NLLSG1
PIQ401
PIR2702
PIR3002
NLLSG2
PIJ2202
PIJ2204
PIJ2206
PIU102
NLMODE
PIC1202
PIU1030
PIC1302
PIU1036
PIC2402
PIR1101
PIC2701
PIR1802
PIC3802
PIU1021
PIC4402
PIU1015
PIC4702
PIR3101
PIC5001
PIR3802
PIJ201
PIR102
PIJ301
PIR4802
PIR4902
PIJ303
PIR4001
PIJ1303
PIR4102
PIJ1501
PIR1902
PIJ2103
PIR4202
PIJ2203
PIR2002
PIJ2303
PIR4301
PIL102
PIR602
PIR604
PIR801
PIL201
PIR2601
PIR2603
PIR2801
PIR401
PIU1033
PIR501
PIU1032
PIR601
PIR701
PIU1028
PIR1001
PIU1029
PIR1301
PITP101
PIU1034
PIR1502
PIR1601
PIR1801
PIR2301
PITP201
PIR2401
PIU1018
PIR2501
PIU1019
PIR2601
PIR2701
PIU1023
PIR3001
PIU1022
PIR3401
PITP301
PIU1017
PIR3502
PIR3601
PIR3801
PIR4601
PIR4702
PITP601
PIU1026
PIU1035
PIC102
PIC202
PIC302
PIC402
PIC502
PIC602
PIC702
PIC802
PIC902
PIC1002
PIC1102
PIC1301
PIC1402
PIC1502
PIC1602
PIC1702
PIC1802
PIC1902
PIC2002
PIC2102
PIC2202
PIC2302
PIC2401
PIC2601
PIC2802
PIC2902
PIC3002
PIC3102
PIC3202
PIC3302
PIC3402
PIC3502
PIC3602
PIC3702
PIC3902
PIC4002
PIC4102
PIC4202
PIC4302
PIC4401
PIC4502
PIC4602
PIC4701
PIC4901
PIC5102
PIC5202
PIC5302
PIC5402
PIC5502
PIC5602
PIC5702
PIC5802
PIC6002
PIC6102
PIC6202
PIC6302
PIC6402
PIC6502
PID10A
PID20A
PIHOLE101
PIHOLE201
PIHOLE301
PIHOLE401
PIJ102
PIJ1001
PIJ1305
PIJ1402
PIJ1801
PIJ1903
PIJ2105
PIJ2205
PIQ202 PIQ204 PIQ206 PIQ208
PIQ402 PIQ404 PIQ406 PIQ408
PIR202
PIR301
PIR1702
PIR2101
PIR3702
PIR3901
PIR4002
PIR4101
PIR4201
PIR4302
PIR4401
PIR4701
PIR4901
PISO501
PISO601
PISO701
PISO801
PITP401
PITP501
PITP1001
PITP1101
PITP1201
PIU106
PIU1041
PIR2201
PIR2302
PIR3902
PIU103
NLPLLIN
PIJ302
PIU104
NLRUN1
PIJ2302
PIU105
NLRUN2
PIC2501
PIR802
PIR1201
PIR1401
PIU1039
NLSNS10
PIC2502
PIR901
PIR1402
PIU1040
NLSNS10
PIC4801
PIR2802
PIR3202
PIR3301
PIU1012
NLSNS20
PIC4802
PIR2901
PIR3302
PIU1011
NLSNS20
PIC1201
PID10K
PIJ101
PIJ202 PIJ203 PIJ204 PIJ205
PIL101
PIQ102 PIQ104 PIQ106 PIQ108
PIQ203 PIQ205 PIQ207
PIR1202
PIU1031
NLSW1
PIC3801
PID20K
PIJ1401
PIJ1502 PIJ1503 PIJ1504 PIJ1505
PIL202
PIQ302 PIQ304 PIQ306 PIQ308
PIQ403 PIQ405 PIQ407
PIR3201
PIU1020
NLSW2
PIC2702
PIR1602
PIR1701
PIU1038
NLVFBK1
PIC5002
PIR3602
PIR3701
PIR4501
PIU1013
NLVFBK2
PIC101
PIC201
PIC301
PIC401
PIC501
PIC601
PIC701
PIC801
PIC901
PIC1001
PIC1401
PIC1501
PIC1601
PIC1701
PIC2801
PIC2901
PIC3001
PIC3101
PIC3201
PIC3301
PIC3401
PIC3501
PIC3601
PIC3701
PIC3901
PIC5101
PIC5201
PIC5301
PIC5401
PIC5501
PIC5601
PIC5701
PIC5801
PIC6001
PIJ901
PIQ103 PIQ105 PIQ107
PIQ303 PIQ305 PIQ307
PIR4801
PITP801
PIU1027
NLVIN
PIC1801
PIC1901
PIC2001
PIC2101
PIC2201
PIC2301
PIC6101
PIC6201
PIJ401
PIR601
PIR603
PIR902
PIR1501
PIR4602
PITP901
NLVO1
PIC4001
PIC4101
PIC4201
PIC4301
PIC4501
PIC4601
PIC6301
PIC6401
PIJ801
PIR2602
PIR2604
PIR2902
PIR3501
PITP701
NLVO2