ICs for TV
s
Terminal Equivalent Circuits (continued)
Pin No.
11
Equivalent circuit
12 V (V
CC3
)
AN5441S
Description
H sawtooth AGC voltage pin
Voltage
DC
1.5 V to
10 V
12 V (V
CC2
)
H-AGC pulse
11
H-AGC pulse
600 kΩ
12
12 V (V
CC3
)
12 V (V
CC2
)
Blanking pulse output pin:
Horizontal/vertical BLK output pin
Blanking output high-level with neck
input low-level
AC
(Pulse)
12
200
Ω
30 kΩ
100 kΩ
13
12 V (V
CC3
)
12 V (V
CC2
)
140 kΩ
13
Broken neck detection pin:
Normal; High-level
(apply 1 V or more)
Abnormal; Low-levrl
(apply 0.4 V or more)
(Broken neck mode)
There is no broken neck operation
when service SW is on.
Sawtooth input pin for V-BLK:
V-SAW
DC
14
Refer to pin 9 and pin 10 equivalent circuit.
AC
15
V
CC3
(typ. 12 V):
For BLK pulse generation circuit.
DC
12 V
9
PANASONIC [ PANASONIC SEMICONDUCTOR ]
