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L9346PD Datasheet(PDF) 11 Page - STMicroelectronics

Part # L9346PD
Description  QUAD INTELLIGENT POWER LOW SIDE SWITCH
Download  13 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9346PD Datasheet(HTML) 11 Page - STMicroelectronics

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VO u
IO o
V
EN
V
IN
IO
u
V
D
open load
v o ltage
op en l oad
c urrent
ON
nor ma l
opera tion
latched over.
load di agno stic
ON
nor ma l
ope ration
nor ma l
operation
OFF
Figure 8. Logic Diagram
Z VALVE
Z VALVE
Controller
+5V
µ P
Z VALVE
Z VALVE
I/O
I/O
KL 15
KL 30
+45V
VCC
I/O
I/O
I/O
I/O
I/O
I/O
I/O
GND
+5V
+5V
+5V
V Batt
OU T 1
OU T 4
VS
C ha nne l 1
C ha nne l 4
Out pu t
Co ntrol
Ov er tem p
R
QS
De la y
Tim e r
O v erload
O p enloa d
GN D
D4
IN 4
EN
D1
IN 1
R IO
D iagnos tic
Co ntrol
OU T 2
C ha nne l 2
D2
IN 2
OU T 3
C ha nne l 3
D3
IN 3
52 V
Figure 9. Application Circuit Diagram
L9346
11/13


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