QSC PowerLight Series, Technical & Service Manual

Page: 27 / 100

PowerLight 9.0 PFC , PowerLight 6.0 PFC , PowerLight 6.0 II Service Manual 25
Parts lists
4. Parts
4.1 Semiconductor package descriptions and pinouts
Legend:
A = anode; B = base; C = collector; D = drain; G = gate; K = cathode; S = source
IC-000047-30
Comparator, dual, LM393; 8-pin SMT
1
2
3
4
8
7
6
5
A B
OUTPUT A
INVERTING
INPUT A
NON-INVERTING
INPUT A
GND
OUTPUT B
INVERTING
INPUT B
NON-INVERTING
INPUT B
V+
IC-000046-30
Op amp, dual, TL072; 6-pin SMT
IC-000048-30
Op amp, dual, MC33078; 6-pin SMT
1
2
3
4
8
7
6
5
A B
OUTPUT A
INVERTING
INPUT A
NON-INVERTING
INPUT A
V-
OUTPUT B
INVERTING
INPUT B
NON-INVERTING
INPUT B
V+
IC-000024-00
Controller, PWM, SG3525AN; 16-pin DIP
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SYNC
R
T
V
RE F
OUTPUT B
V
C
GROUND
SHUTDOWN
COMPENSATION
OUTPUT A
V
CC
INV. INPUT
NON-INV. INPUT
OSC. OUTPUT
C
T
DISCHARGE
SOFT START
IC-000051-00
Opto isolator, MOC8101; 6-pin DIP
1
2
3
6
5
4
NC
NC
IC-000031-00
Opto isolator, 4N30; 6-pin DIP
1
2
3
6
5
4
IC-000042-00
Voltage regulator, +5V, MC7805CT; 3-pin TO-220
OUTPUT GROUND INPUT
GROUND
IC-000049-00
Opto coupler, HCPL2200; 8-pin SMT
1
2
3
4
8
7
6
5
NC
ANODE
CATHODE
NC
V
O
V
E
GND
V
CC
SHIELD
H
H
L
L
ON
OFF
ON
OFF
Z
Z
H
L
LED ENABLE OUTPUT
TRUTH TABLE
(POSITIVE LOGIC)
IC-000050-00
Opto coupler, 6N137; 8-pin DIP