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A4935 датащи(PDF) 23 Page - Allegro MicroSystems

номер детали A4935
подробное описание детали  Automotive 3-Phase MOSFET Driver
PDF  24 Pages
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производитель  ALLEGRO [Allegro MicroSystems]
домашняя страница  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A4935 датащи(HTML) 23 Page - Allegro MicroSystems

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Automotive 3-Phase MOSFET Driver
A4935
23
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
NC
RESET
ESF
FF2
FF1
ALO
AHI
BHI
BLO
CLO
CHI
PWML
SA
GLA
PAD
CB
GHB
SB
GLB
CC
GHC
SC
NC
NC
NC
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
Pin
Pin Name
Pin Description
1, 24, 25, 35,
36, 37, 42
NC
No internal connection; connect to AGND
2
RESET
Standby mode control
3
ESF
Enable Stop on Fault input
4
FF2
Fault Flag 2 and serial clock input
5
FF1
Fault Flag 1 and serial data output
6
ALO
Control input phase A low-side
7
AHI
Control input phase A high-side
8
BHI
Control input phase B high-side
9
BLO
Control input phase B low-side
10
CLO
Control input phase C low-side
11
CHI
Control input phase C high-side
12
PWML
Low-side PWM input
13
CCEN
Cross-conduction enable
14
PWMH
High-side PWM input
15
COAST
Coast input
16
CSOUT
Current sense output
17
VDD
Logic supply
18
CSN
Current sense negative input
19
CSP
Current sense positive input
20
VDSTH
Fault threshold voltage
21
LSS
Low-side source
Pin-out Diagram
Terminal List
Pin
Pin Name
Pin Description
22
GLC
Low-side gate drive phase C
23
AGND
Analog ground
26
SC
Motor connection phase C
27
GHC
High-side gate drive phase C
28
CC
Bootstrap capacitor phase C
29
GLB
Low-side gate drive phase B
30
SB
Motor connection phase B
31
GHB
High-side gate drive phase B
32
CB
Bootstrap capacitor phase B
33
GLA
Low-side gate drive phase A
34
SA
Motor connection phase A
38
GHA
High-side gate drive phase A
39
CA
Bootstrap capacitor phase A
40
VREG
Gate drive supply output
41
VDRAIN
High-side drain voltage sense
43
CP2
Pump capacitor
44
CP1
Pump capacitor
45
PGND
Power ground
46
VBB
Main power supply
47
AGND
Analog ground
48
RDEAD
Dead time setting
–
PAD
Exposed thermal pad; connect to AGND



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