Read Sharp LC-52XL1E (serv.man5) Service Manual online
LC-46XL1E/RU, LC-52XL1E/RU
5 – 6
4. IC701: MC33262
POWER FACTOR CONTROLLER
64
TEST
—
Reserved test mode, must be grounded.
27
GPIO0
I/O
General-purpose input/output port 0.
Reserved test mode, must be ground.
Reserved test mode, must be ground.
49
GPIO1
I/O
General-purpose input/output port 1.
60
GPIO2
I/O
General-purpose input/output port 2 or lock indicator.
59
GPIO3
I/O
General-purpose input/output port 3 or lock indicator.
58
GPIO4
I/O
General-purpose input/output port 4.
57
GPIO5
I/O
General-purpose input/output port 5.
54
GPIO6
I/O
General-purpose input/output port 6.
53
GPIO7
I/O
General-purpose input/output port 7.
52
GPIO8
I/O
General-purpose input/output port 8.
Resen must be ground.
Resen must be ground.
61
GPIO9
I/O
General-purpose input/output port 9.
23
AUX_CLK
I/O
Auxiliary clock.
25
CS0
I
Chip select LSB.
2,6,13,16
VDDA_2V5
—
Analog power supply (2.5V)
19, 24, 31, 38,
45, 51, 55, 62
45, 51, 55, 62
VDD_1V0
—
Digital core supply (1.0V)
22, 28, 34, 41,
50, 56, 63
50, 56, 63
VDD_3V3
—
Digital I/O supply (3.3V)
Pin No
Pin Name
I/O
Pin Function
1
FB
I
Feedback input terminal of converter output voltage.
2
COMP
—
Compensation terminal of error amplifier.
3
MUL
I
Multiplier input terminal of sine wave AC power wave form.
4
IS
I
Input terminal to detect current of MOSFET.
5
ZCD
I
Input terminal to detect current of inductor returning to 0.
6
GND
—
Ground.
7
OUT
O
Output terminal to drive MOSFET directry.
8
Vcc
I
Power supply input terminal to operate IC.
Pin No
Pin Name
I/O
Pin Function
Click on the first or last page to see other LC-52XL1E (serv.man5) service manuals if exist.