ICs for TV
AN5441S
■ Terminal Equivalent Circuits (continued)
Pin No.
Equivalent circuit
12 V (VCC3
Description
Voltage
11
H sawtooth AGC voltage pin
DC
1.5 V to
10 V
)
H-AGC pulse
12 V (VCC2
)
11
H-AGC pulse
600 kΩ
12
Blanking pulse output pin:
Horizontal/vertical BLK output pin
Blanking output high-level with neck
input low-level
AC
12 V (VCC3
)
(Pulse)
12 V (VCC2
)
200 Ω
12
30 kΩ
100 kΩ
13
Broken neck detection pin:
Normal; High-level
(apply 1 V or more)
DC
12 V (VCC3
)
12 V (VCC2
)
140 kΩ
Abnormal; Low-levrl
(apply 0.4 V or more)
(Broken neck mode)
13
There is no broken neck operation
when service SW is on.
14
15
Refer to pin 9 and pin 10 equivalent circuit.
Sawtooth input pin for V-BLK:
AC
V-SAW
VCC3 (typ. 12 V):
DC
For BLK pulse generation circuit.
12 V
9
PANASONIC [ PANASONIC ]
