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HCD-ECL77BT/ECL99BT
5-4.
A
B
C
D
E
F
HCD-ECL77BT/ECL99BT
SCHEMATIC DIAGRAM - MAIN Board (1/8) -
1
2
MAIN BOARD
(1/8)
POWER INPUT
C1
C1
36V_MAIN_1
36V_MAIN_1
36V_MAIN
1
FB2
FB2
120/2A
120/2A
1
2
2
3
3
4
4
PCON
C4
C4
5
R770
R770
1K
1K
5
POWER_FRQ1
0.1uF/50V/X7R
0.1uF/50V/X7R
XP20
XP20
5PIN/2.0mm
5PIN/2.0mm
C767
C767
1uF/16V/X7R
1uF/16V/X7R
1
36V
1
2
2
3
3
4
GND_1
GND_1
4
5
5
6
36V_1
36V_1
6
XP1
XP1
6PIN/2.0mm
6PIN/2.0mm
U2
U2
LDO_G9091-330T11U
LDO_G9091-330T11U
STB_3.3V
STB_5V
R8
R8
0
0
1
5
VIN
VOUT
C16
C16
close to LDO
C17
C17
2
GND
2.2uF/10V/Y5V
2.2uF/10V/Y5V
4.7uF/16V/Y5V
4.7uF/16V/Y5V
3
4
EN
NC
STB_5V
STB_3.3V
Q2
Q2
P_AP2305
P_AP2305
+12V
FB5
FB5
120/2A
120/2A
S
D
R11
R11
C19
C19
47K
47K
0.1uF/25V/X5R
0.1uF/25V/X5R
R13
R13
47K
47K
R15
R15
4.7K
4.7K
Q4
Q4
VFD_FM_EN
NPN_3DG3904M
NPN_3DG3904M
C21
C21
R17
R17
10K
10K
POWER CONTROL VFD12V
U3
U3
36V_MAIN
MP2560DN
MP2560DN
FB27
FB27
120/2A
120/2A
7
VIN
2
EN
R100
R100
100K
100K
+ +
6
FREQ
CE18
CE18
220uF/50V
220uF/50V
R99
R99
200K/1%
200K/1%
R101
R101
C29
C29
10K
10K
NC/0.1uF/25V/Y5V
NC/0.1uF/25V/Y5V
3
4
5
C24
C24
C25
C25
R22
R22
2.2
2.2
C3
C3
U1
U1
0.01uF/50V/X7R
0.01uF/50V/X7R
AS5430A
AS5430A
L1
L1
6.8uH/2.4A
6.8uH/2.4A
3
+12V
SW
1
BS
0.923V
2
5
IN
FB
R3
R3
C10
C10
7
6
100K
100K
EN
COMP
+ +
CE13
CE13
1uF/25V/Y5V
1uF/25V/Y5V
220uF/16V
220uF/16V
R6
R6
C13
C13
6.8K
6.8K
NC/0.1uF/25V/Y5V
NC/0.1uF/25V/Y5V
R4
R4
NC/47K
NC/47K
C15
C15
C12
C12
0.1uF/50V/X7R
0.1uF/50V/X7R
3900pF/50V/X7R
3900pF/50V/X7R
0.923*(1+49.9K/10.62K)=5.26
Q755
Q755
36V_MAIN
FM_36V
PNP_3CG3906M
PNP_3CG3906M
FB7
FB7
120/2A
120/2A
C23
C23
R26
R26
47K
47K
R16
R16
47K
47K
R28
R28
4.7K
4.7K
Q12
Q12
VFD_FM_EN
NPN_3DG3904M
NPN_3DG3904M
V_12V
C22
C22
R24
R24
10K
10K
POWER CONTROL FM_36V
C145
C145
0.01uF/50V/X7R
0.01uF/50V/X7R
VOUT=0.8*(150+10.62)/10.62=12.1
1
L2
L2
22uH/3.3A
22uH/3.3A
R272
R272
0
0
SW
R97
R97
4
FB
+ +
C770
C770
CE5
CE5
C763
C763
150K/1%
150K/1%
3
220uF/16V
220uF/16V
COMP
R784
R784
10uF/16V/X7R
10uF/16V/X7R
C28
C28
D606
D606
NC/33
NC/33
C146
C146
0.1uF/50V/X7R
0.1uF/50V/X7R
R10
R10
10K/1%
10K/1%
C771
C771
NC/470pF/50V/X7R
NC/470pF/50V/X7R
R18
R18
R27
R27
620/1%
620/1%
150K
150K
36V 12V
22
22
6
7
BAT54S
BAT54S
D1
D1
-24V
1
R20
R20
0
0
36V
0.1uF/50V/X7R
0.1uF/50V/X7R
3
C27
C27
2
C26
C26
CE2
CE2
1
22uF/50V
22uF/50V
C33
C33
0.1uF/50V/X7R
0.1uF/50V/X7R
3
2
D2
D2
BAT54S
BAT54S
STB_5V
USB_5V
PCON
FB3
FB3
10/2A
10/2A
FB6
FB6
10/2A
10/2A
R2
R2
100uF/16V
100uF/16V
49.9K/1%
49.9K/1%
+ +
CE1
CE1
C6
C6
0.1uF/25V/X5R
0.1uF/25V/X5R
C14
C14
POWER CONTROL AMP_36V
R5
R5
10K/1%
10K/1%
R7
R7
620/1%
620/1%
Q1
Q1
P_AP2305
P_AP2305
M+5V
VCC_D
STB_5V
FB4
FB4
120/2A
120/2A
S
D
C18
C18
R9
R9
0.1uF/25V/X5R
0.1uF/25V/X5R
100K
100K
R12 4.7K
R12 4.7K
Q3
Q3
POWER_EN
NPN_3DG3904M
NPN_3DG3904M
C20
C20
R14
R14
10K
10K
POWER CONTROL 5V
VCC_D
S
Y
S
R19
R19
1.8/2W
1.8/2W
STANDBY:40mA
Imax: 570mA
R21
R21
5.6/1W
5.6/1W
STANDBY:25mA
DVCC3
Imax: 368mA
Q5
Q5
TR_B1
TR_B1
PNP_3CA8550D
PNP_3CA8550D
TP2
TP2
+12V
CE3
CE3
+ +
C30
C30
R23
R23
20K/1%
20K/1%
100uF/16V
100uF/16V
0.1uF/50V/X7R
0.1uF/50V/X7R
REGO1
REGO1
R25
R25
12K/1%
12K/1%
8
9
Q10
Q10
AMP_36V
P_AP9561AGM
P_AP9561AGM
8
1
7
C5
C5
2
6
3
5
C235
C235
C234
C234
R263
R263
R264
R264
R168
R168
2.2
2.2
10K
10K
120K/1%
120K/1%
R169
R169
220K
220K
R167
R167
4.7K
4.7K
Q16
Q16
NPN_3DG3904M
NPN_3DG3904M
C32
C32
R29
R29
10K
10K
V_12V
ZD751
ZD751
ZMM27/27V
ZMM27/27V
R762
R762
4.7K
4.7K
V_-24V
-24V
Q754
Q754
NPN_3DG3904M
NPN_3DG3904M
R510
R510
NC/0
NC/0
POWER CONTROL VFD_-24V
T
E
M
. 3
3
V
&
. 1
2
V
STANDBY:15mA
Imax: 202mA
8104 kernel +1.2V
VC12
Q6
Q6
TR_B2
PNP_3CA8550D
PNP_3CA8550D
TP1
TP1
VC12
CE4
CE4
REGO2
+ +
C31
C31
REGO2
100uF/16V
100uF/16V
0.1uF/50V/X7R
0.1uF/50V/X7R
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