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HBD-E385/E390/T39
5-9.
SCHEMATIC DIAGRAM - MB148 Board (2/9) -
1
2
3
A
MB148 BOARD (2/9)
MB148 BOARD
GND
2
R5354
(6/9)
FAN_GND
A12V
(Page 42)
CN5301
11P
JL5301
B
A+12V
1
JL5302
UNSW12V
2
JL5303
FEUNSW12V
3
JL5304
FE_GND
4
JL5305
FL_GND
5
JL5306
SWR1
AGND
6
SWITCHING
JL5307
DGND
7
REGULATOR
JL5308
R5352
(1/3)
UNSW6V
8
JL5309
C
FL_6V
9
JL5310
PVDD_CONT
10
JL5311
EN_POWER
11
F5304
CL5301
CL5302
CL5303
D
MB148 BOARD
3
(9/9)
FL_GND
FL_6V
(Page 45)
MB148 BOARD
4
UNSW6V
(5/9)
PCONT3
(Page 41)
E
MB148 BOARD
A_GND
5
(6/9)
UNSW6V
PCONT1
(Page 42)
P_FAIL
F
UNSW12V
PCONT1
MB148 BOARD
PCONT2
6
(9/9)
PCONT3
(Page 45)
PVDD_CONT
EN_POWER
UNSW6V
G
GND
D3.3V
H
3.3V
MB148 BOARD
7
(4/9)
I
(Page 40)
GND
DCDC5V
J
K
HBD-E385/E390/T39
• See page 55 for IC Block Diagrams.
4
5
6
7
0
F5301
1A 50V
F5303
L5301
3.15A 32V
2.2uH
FE_GND_M
F5305
FL_GND
3.15A 32V
C5320
10
0
C5301
C5302
10
PVDD_CONT
EN_POWER
1A 50V
FL_6V
FL_GND
FL_6V
PVDD_CONT
EN_POWER
3.3
6.2
5
6
7
8
IC5302
9
BD00GC0WEFJ-SE2
GND
C5312
IC5302
1
IC B/D
+3.3V REG
4
3
2
1
0.8
3.3
R5323
R5325
22k
10k
R5327
10k
6.2
3.3
4
5
IC5303
S-1170B33UC-OTSTFG
IC5303
C5317
C5325
10
10
+3.3V REG
3
2
1
R5353
3.3
1k
8
9
10
IC5301
RT8293ALZSP
L5302
IC5301
10uH
DC-DC CONVERTER
C5310
0.1
C5311
5.2
12
5
0.001
4
3
2
1
C5321
R5301
C5314
C5315
R5317
0.001
8.2k
22
22
100k
10
9
R5311
R5302
5
6
7
8
3.3
47k
0.8
0.8
2
3.3
3.6
3.3
R5312
Q5301
C5313
R5303
12k
DRC5114E0L
0.01
10k
OVER VOLTAGE
C5307
DETECT
2200p
R341
0
5.2
5.2
5.2
4
5
6
S
D
D
C373
Q302
R374
0.01
PMG85XP
33k
R5304
5V VOLTAGE
1k
CONTROL
G
D
D
3
2
1
5.2
5.2
R375
33k
R376
0.7
1k
Q312
3.3
DRC5115E0L
OVER VOLTAGE
DETECTOR
F5306
L305
1A 50V
2.2uH
C340
IC307
R340
10
RT8293ALZSP
1k
IC307
DC-DC
CONVERTER
D5303
DA2J10100L
R327
C5319
1k
Q305
1
DRC5114E0L
OVER VOLTAGE
DETECT
F5307
L306
1A 50V
2.2uH
C341
C343
10
10
R333
IC308
3.3k
TPS54225PWPR
IC308
C347
IC B/D
C348
DC-DC CONVERTER
R334
3.3k
R343
1k
R335
68
38
38
11
12
13
14
JL5313
12
12
12
4
5
6
S
D
D
Q311
PMG85XP
R390
R392
R393
C385
D5302
12V VOLTAGE
33k
0.01
2.2k
2.2k
BZT52H-C6V2
CONTROL
G
D
D
3
2
1
12
12
R391
33k
R378
0
Q310
1k
3.3
DRC5114E0L
OVER VOLTAGE
DETECTOR
L303
10uH
JL313
C349
0.1
C362
2200p
1.3
6.2
6
4
3
2
1
C5362
R330
C318
C353
2200p
3.3k
22
22
9
R342
5
6
7
8
3.3
0
2
3.3
3.3
R336
R331
3.3k
4.7k
C346
0.01
C307
R332
0.01
1.5k
R370
0.7
1.5k
3.3
R371
2.2k
15
6.2
1 VO
VCC
14
1.5
6.2
C350
2 VFB
VIN
13
0.1
1
0.8
1.5
3 VREG5
VBST
12
5.5
L304
4700p
1.5
R302
4 SS
SW2
11
2.2uH
5.5
1.5
10
5 GND
SW1
JL312
6 PG
PGND2
9
R5355
7 EN
PGND1
8
3.3
C351
C352
D304
22
22
BZT52H-C4V3
15
16
17
MB148 BOARD
FE_SW12V
8
(8/9)
FE_SW5V
(Page 44)
GND
MB148 BOARD
1.2V
9
(3/9)
3.3V
(Page 39)
GND
MB148 BOARD
1.2V
10
(7/9)
GND
(Page 43)
1.2V
MB148 BOARD
11
(5/9)
(Page 41)
GND
3.3V
GND
MB148 BOARD
3.3V
1
(1/9)
(Page 37)
0
JL315
JL316
1.5V
0
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