L9346 查看數據表（PDF） - STMicroelectronics
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L9346 Datasheet PDF : 13 Pages
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Figure 8. Logic Diagram
V
EN
V IN
L9346
VOu
IO o
IO u
VD
norma l
opera tion
ON
o p en l oa d
c urrent
latched o ve r.
load di agno stic
nor ma l
ope ration
ON
norma l
o p e ra t i on
O FF
o p e n lo a d
v o lta g e
Figure 9. Application Circuit Diagram
+5V
VCC
IN 1
I/O
I/O
D1
I/O
EN
I/O
+5V
IN 4
I/O
D4
µP
Controller
+5V
IN 2
I/O
I/O
D2
+5V
IN 3
I/O
I/O
D3
Channel 1
OUT1
Z VALVE
O utpu t
C o ntr ol
Over temp
52 V
R
QS
D e la y
T ime r
O v erlo a d
D iagn o s tic
C o ntr ol
Channel 4
O p enloa d
VS
+45V
R IO
OUT4
Z VALVE
V Batt
Channel 2
OUT2
Z VALVE
Channel 3
OUT3
Z VALVE
GND
GND
KL 15
KL 30
11/13
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