A3944KLPTR-T Allegro Microsystems Inc, A3944KLPTR-T Datasheet - Page 16

• Manufacturer Part Number: A3944KLPTR-T
• Description: IC PREDRIVER MOSFET 6CH TSSOP
• Manufacturer: Allegro Microsystems Inc

Specifications of A3944KLPTR-T

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

A3944
Figure 7. Fault Sequence: Open load during on-state
Figure 8. Fault Sequence : Short to battery during on-state (RT1=1)
DRNx
GATx
DRNx
GATx
Fault register bit
CxSB
Fault register bit
CxOL
Fault
CSN
Serial Read
Serial Read Data
Fault
CSN
Serial Read
Serial Read Data
IN
IN
X
X
N
N
o
o
n
n
t
e
BL(on)
e
0
0
Cxff=0
Cxff=0
t
BL(off)
Applied
Short
Cxff=0
t
FF(on)
Removed
Load
Automotive, Low Side FET Pre-Driver
Output
Disabled
S
1
h
o
CxSB=1
t r
o t
t
BL(off)
B
a
t t
r e
O
1
Removed
y
p
Short
e
t
RE
n
CxOL=1
L
o
a
d
Connected
Load
CxSB=1
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
t
BL(off)
CxOL=1
CxSB=1
t
BL(on)
None
None
CxOL=1
CxSB=1
0
0
V
V
V
Cxff=0
V
OL
OCL
STG
Cxff=0
STB
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