Denon DVD-2200 Service Manual page 68

STR-F6674 (AU: IC901)
FRONT
VIEW
PC123 (AU: IC902)
TOP VIEW
ANODE
CATHODE
HAT2053M
TOP VIEW
1
6
2
5
3
4
4 Vin
Start O.V.P
Reg.
T.S.D
4700pF
COLLECTOR
EMITTER
1 2 5 6
D D D D
3
G
S
4
4 Source
3 Gate
1,2,5,6 Drain
DRV.REC=8.6V
Latch
Vth1=0.73±0.05V
+
OCP/FB comp.
OSC
Vth2=1.3~1.6V
+
INH comp.
Tth(min)=1 S
TOFF=50 S typ.
5 GND
IMD3A
4 5 6
TOP
VIEW
3 2 1
68
DVD-2200
Drain
3
100ohm
DRV
20ohm
2 Source
1 OCP/FB
1.35mA
Iconst trm.
(4)
(5) (6)
10k
R1
R2
10k
DTr2
10k
10k
R2
R1
(3)
(2) (1)
68
DTr1