DVD-R7783
89
5
6
7
8
5
6
7
8
C
D
F
A
B
E
1
2
3
4
8
7
6
5
Cd
GND
N.C
V
OUT
N.C
RESET
CONT
V
IN
RESET
V
IN
< VS
L
V
IN
> VS
H
V
CONT
OUTPUT
L
OFF
H
ON
No.
Pin Name
Pin Function
1
N.C
Not used
2
RESET
Input voltage detection output
Input voltage detection output pin
RESET pin logic
3
CONT
Output voltage on / off control pin
Connect CONT pin with V
IN
, when it is not used.
4
V
IN
Power supply input pin
5
V
OUT
Regulator output pin
6
N.C
Not used
7
GND
Ground pin
8
Cd
Delay time setting pin
RESET pin output delay time can be set by the capacitance connected to the Cd pin.
t
PLH
= 100000 • C
t
PLH
: transmission delay time [s]
C : capacitor value [F]
MM1478RFBE (MAIN ASSY : IC403)
• Reg Reset IC
Pin Arrangement (topview)
Pin Function
Block Diagram
