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A3944KLPTR-T Datasheet(PDF) 3 Page - Allegro MicroSystems

Part # A3944KLPTR-T
Description  Automotive, Low-Side FET Pre-Driver
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A3944KLPTR-T Datasheet(HTML) 3 Page - Allegro MicroSystems

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Automotive, Low Side FET Pre-Driver
A3944
3
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Pin-out Diagram
Terminal List Table
Name
Number
Function
Name
Number
Function
CSN
23
Serial interface chip select
IN1
21
Gate drive 1 control input
DRN0
3
Gate drive 0 drain sense input
IN2
20
Gate drive 2 control input
DRN1
5
Gate drive 1 drain sense input
IN3
19
Gate drive 3 control input
DRN2
7
Gate drive 2 drain sense input
IN4
18
Gate drive 4 control input
DRN3
9
Gate drive 3 drain sense input
IN5
17
Gate drive 5 control input
DRN4
11
Gate drive 4 drain sense input
PAD
–
Exposed thermal pad, connect to ground
DRN5
13
Gate drive 5 drain sense input
RESETN
27
Chip reset input
GAT0
2
Gate drive 0 output
SCK
25
Serial clock
GAT1
4
Gate drive 1 output
SI
24
Serial data input
GAT2
6
Gate drive 2 output
SO
26
Serial data output
GAT3
8
Gate drive 3 output
VBB
15
Analog supply (Battery)
GAT4
10
Gate drive 4 output
VDD
28
Logic Supply
GAT5
12
Gate drive 5 output
VDR
1
Gate drive supply
GND
16
Power ground
VREG
14
Voltage regulator
IN0
22
Gate drive 0 control input
VDR
GAT0
DRN0
GAT1
DRN1
GAT2
DRN2
GAT3
DRN3
GAT4
DRN4
GAT5
DRN5
VREG
VDD
RESETN
SO
SCK
SI
CSN
IN0
IN1
IN2
IN3
IN4
IN5
GND
VBB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PAD


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