1 2 3 4 5 6 7 8

REVISION HISTORY
ZONE REV DESCRIPTION DATE APPROVED
A A

WJ201
VAC1 +VCC
~VAC1 +VCC
CNT201 C201 WJ202 C203 C205 C207 C209 CNT204
TE 2376582-2 D201 TE 2376582-2
0.1uF 10000uF 10000uF 0.1uF 0.1uF

1
+
GBPC35-01/02
100V AC 80V 80V 63V DC 63V DC
B CT(1)
WJ203
2 3
CNT205
AGND
B
CNT202 WJ204 TE 2376582-2
C202 C204 C206 C208 C210
TE 2376582-2 0.1uF 10000uF 10000uF 0.1uF 0.1uF PGND

4
-

FOR POWER AMPLIFIER

100V AC WJ205 80V 80V 63V DC 63V DC CNT206
VAC2 -VCC TE 2376582-2
~VAC2

MAIN CIRCUITS
CNT203 WJ206 -VCC
TE 2376582-2 CNT207
TE 2376582-2

+VCC
CNT208
TE 2376582-2

AGND
CNT209
TE 2376582-2

PGND

C D202
CNT210
TE 2376582-2
C
1N4002
-VCC
CNT211
WJ215 TE 2376582-2
2 CNT220
1 UNREGULATED OUTPUT
Molex KK-254 AE-6410-03A
+24V MAX.
3
C211 CNT219 +15V FOR SMALL SIGNAL
D203 2
220uF Molex KK-254 AE-6410-02A AGND AMPLIFIER
1N4002 1
35V -15V CIRCUITS ONLY
WJ207 WJ211
U201 +VCCL
LM7815 CNT212
WJ216
~18V(1) +24V 1 3 +15V TE 2376582-2
IN OUT

GND
D204

FOR PROTECTOR CIRCUITS

WJ218
CNT218 C212 2KBP005M C214 C216 C218 C220 CNT221 PGND
Molex KK-254 AE-6410-03A 0.1uF 1000uF 0.1uF 470uF 0.1uF Molex KK-254 AE-6410-03A CNT213
1

2
+

1 100V AC 35V 63V DC 25V 63V DC 3 WJ208 WJ212 TE 2376582-2

~18V(1) > 2 2 3 2 +15V FOR AUTAMATION
CT(2) > PGND UTILITY CIRCUITS -VCCL
D ~18V(2) >
3
C213 C215 C217 C219 C221
1
-15V ONLY
CNT214 D

WJ219
0.1uF 1000uF 0.1uF 470uF 0.1uF WJ210 WJ213 TE 2376582-2
4

1
-

GND
100V AC 35V 63V DC 25V 63V DC +VCCL
WJ217
-24V 2 3 -15V
VI VO CNT215
TE 2376582-2
U202
~18V(2)
LM7915 PGND
WJ220
3 CNT216
L201 +15V FOR SMALL SIGNAL
2 TE 2376582-2
1uH AGND AMPLIFIER WJ209 WJ214
1
Through Hole Power Inductor - Bourns RLB0913-1R0K -15V CIRCUITS ONLY
-VCCL
CNT222 CNT217
Molex KK-254 AE-6410-03A TE 2376582-2

CHASSIS
WJ221
CNT223
TE 2376582-2
WJ222

E E

Responsible dept. Technical reference Created by Approved by

HERU HIMAWAN TEJO LAKSONO

Document type Document status

Title, Supplementary title

F CREATIVE COMMONELECTRO CIRCUIT DESIGNS F
POWER SUPPLY UNIT OF80W RMS FOR 8-OHMS LOAD50V DC CLASS-ADUAL
Rev. CHANNEL
Date of AUDIO
issue POWER AMPLIFIER
Lang. Sheet
2024-09-07 1/1
1 2 3 4 5 6 7 A3