PVM-14L2/20L2
G
G
G (4/4) AN5278 (IC3501)
IN 1
1
2
3
4
8
7
6
5
VCA 1
VCA 2
CONT 1 OUT 1
GND
Vcc
IN 2
CONT 2 OUT 2
G (3/4) CXA1211M-T4 (IC1552)
1
2
3
4
8
7
6
5
OUTPUT A
INPUT A –
INPUT A +
GND
INPUT B +
INPUT B –
OUTPUT B
V
CC
G (3/4) LM358DR (IC1550)
G (3/4) TDA8177 (IC1501)
V
CC
2
OUTPUT
STAGE
SUPPLY
6
FLYBAK GEN
3
FLYBACK
GENERATOR
POWER
AMPLIFIER
OUTPUT
5
TERMINAL
PROTECTION
GND
4
INVERTING IN 1
NON INVERT IN 7
G (1/4)
µ
PC1905GS-E2 (IC602)
Dead Time Control
Feed Back1
Feed Back2
In
In
GND
Over Current Latch
Emitter
Ct
Rt
Vref
ON/OFF Control
Over Voltage Latch
Vcc
Collector
Output
FA
PWN
COMPARATOR
Over
Current
Latch
Over
Voltage
Latch
ON/OFF
Control
Reference
Regulator
Oscillator
8
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
3
Comparator Output
Input V
o
ltage Sensing
5
6
1
8
4
7
3
9
11
10
5
2
Zero Current Sensing
8
GND
7
Source
4
Catbode
10
Gate
2
Drain
1
N.C.
6
Vcc
9
IC 1
C5
R4
R3
C2
C3
R5
Q1
D1
C1
R6
R2
R1
C4
C6
G (1/4) MZ1530 (IC601)
1
2
3
IN
LF
TONE
4
VOL
5
RF
6
NF
7
GND
9
VCC
VCC
8
OUT
PREAMP
AC
MUTE
TONE
DC
MUTE
VOL
9-26
9-26
Summary of Contents for 2500001
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