Sony HCD-MX500i Service Manual page 53

POWER BOARD IC11 CXD9841P (POWER CONTROL)
Pin No. Pin Name
1 VSENSE
2 F/B
3 CT
4 RT
5 GND
6 PROTECT
7 SS
8 VC1
9 OCP
10 VC2
11 P-GND
12 VG-L
13 -
14 VB
15 VS
16 VG-H
17 -
18 VD
I/O
I AC line input voltage detection signal input terminal
I Feedback signal input terminal for frequency modulation of oscillator
- External capacitor connection terminal for oscillator
- External resistor connection terminal for oscillator
- Ground terminal
External capacitor connection terminal for intermittent operation timer when abnormality de-
-
tecting it
- External capacitor connection terminal for soft start
I Power supply terminal for control circuit
I Over current detection signal and DIDT protection signal input terminal
O Power supply output terminal for driver
I Ground terminal for lower side driver
O Lower side driver drive signal output terminal
- Not used
I Power supply terminal for upper side driver
I Reference power supply input terminal for upper side driver
O Upper side driver drive signal output terminal
- Not used
- Terminal for drain kick start
HCD-MX500i/MX550i
Description
"L": stop, "H": operation start
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