A3944KLPTR-T Allegro Microsystems Inc, A3944KLPTR-T Datasheet - Page 17

• 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 9. Fault Sequence: Short to ground during off-state
Figure 10. Fault Sequence: Short to battery during on-state followed immediately by open load (RT1=0)
DRNx
GATx
CxSG
DRNx
Fault register bit
GATx
Faults
Fault register bits
CxSB
CxOL
Fault
CSN
Serial Read
Serial Read Data
CSN
IN
Serial Read
Serial Read Data
IN
X
X
N
None
N
o
o
n
n
e
e
Applied
0
Short
0
0
Cxff=0
t
Cxff=0
FF(on)
Output
Disabled
Short to Battery
1
1
open circuit
Load goes
Cxff=0
Applied
O
Short
t
BL(off)
p
e
S
1
n
h
L
t
o
FF(off)
o
t r
Automotive, Low Side FET Pre-Driver
a
d
o t
G
CxSB=1
o r
u
n
d
Removed
Short
CxSG=1
t
BL(on)
CxSB=1
0
1
recovers
Load
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
t
BL(off)
CxSB=0
CxSG=1
None
CxSB=0
CxSG=1
t
BL(off)
0
0
0
None
None
V
V
V
Cxff=0
Cxff=0
OCL
STB
STG
17