Sanyo DC-F430AV - Page 31

IC BLOCK DIAGRAM
IC102 BA6398FP
No.1 Designation
[POWER DRIVER)
Description [ No. Designation
Description
Driver CH1 nega!he output
I 15
OP IN (-)
Operation amplifier negative intput
Driver WI CW51[:.:&output I 16 OP IN (+)
Operation amplifier positive intput
.._—rL .
b., :;:- il.,lj
I
17 CH3-OUT A Driver CH3 negative output
[r,(kli i~{k’,li;l~.hILL6:.,
:“o:tment driver CH1gain 18 CH3-OUT B Driver CH3 positive output
— —-
Ckmf”sel.se.!i-.’-ia’i “r Lase
I
CH3-IN A
Driver CH3 input
——..
~o~.,~,~~:;,:, i,:,~,.!
“)1..(/ut
k---- -
I 20
CH3-IN B
Input terminal for adjustment driver CH3 gain
-,-:1’‘1;:J’I
lkll
““,,,[;~[~ ~
I 21 Vcc Power terminal
“GNP
‘.,-)
--
Vcc Power terminal
——
I-[3L ‘,+ :!!li-I;:.~‘h zjJ.?f~.;I, J;,;,U,.,$,~~-~,-,q.j~,,
/ ~
I
Bias amplifier input terminal
Z:$e , ~ ~ = ‘---”
___ ___ J’
“’” ~~!--:]~: ~l,,[2L1~
24 ~
[::.-{~-IN B
Input krmirm! for ad:’vsfhg driver CH4 gain
~)f~.,,l?la: ~ fi,:.;;~+~.:,o~~tput
25 ‘-”””Qi-w-lN A
Dfi&w ~~-~~”j;-kp~~
‘ ‘ :7:=1::~‘:
:1 t “:: wtput
26 CH4-OUT B
Drive?’ (3+4 positive output
—.–-–
—_.=_
27
CH4-OUT A Driver:; k hr-gative output
—.. —
Ope:&ii’s’i”lr’1’1,I’ll”-? :.L!’@J!
T2$
GND Substrate GND
cub.
cH4-
CH4-
CH6- BIAS
CH3- cH3-
CH3- - W
OP
w
CUTA WTB
IN A
IN 8
IN
Vcc Vcc IN B IN A
OUT B O~T3 A IN(+)
IN(-)
‘=-
1
I
I Ill
P
~-
IC106 NJM4558D (Buffer Amplifier)
P
A OUTPUT 1
8 VCC(+)
A
-+
A -INPUT 2
B OUTPUT
$;, 7
A +INPUT 3
‘“[-l’ “{~j B -INPUT
L
,-
j
-30-