Read Sharp HT-SB250 (serv.man2) Service Manual online
HT-SB250
7
– 10
IC902 VHISTA533W+-1 : 2.2A QUAD POWER HALF BRIDGE ( STA533W ) ( 1/2 )
Figure 7-8 BLOCK DIAGRAM OF IC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
36
VccSign
VccSign
Vss
VDD
VDD
VDD
Vss
IN2B
IN2A
IN1B
IN1A
TH_WAR
FAULT
TRI-STATE
PWRDN
CONFIG
GND-Reg
GND-Clean
V
L
GND-SUB
OUT2B
OUT2B
Vcc2B
Vcc1A
OUT1A
GND2B
GND2A
Vcc2A
OUT2A
OUT2A
OUT1B
OUT1B
Vcc1B
GND1B
OUT1A
D04AU1564
N.C.
GND1A
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
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