Allegro MicroSystems A4910 Kurzanleitung
Demo Board Schematic/Layout
A4910
A4910-DB
SCHEMATIC
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
D D
C C
B B
A A
X1:3
X1:1
X1:2
PGND
VBAT
X2:1
X2:2
PGND
0R010
R27
0R010
R30
0R010
R31
0R010
R34
0R010
R35
0R010
R38
TP46
TP41
TP36
TP12
TP11
TP18
TP19
TP20
TP21
TP22
TP23
LM2936DT-5.0
IN
GND
OUT
U1
J1
J3
PGND
VDD
X3:1
X3:2
PGND
10u
+C1
PGND PGND
DIAG
17
STRn
13
SCK
14
SDI
15
SDO
16
AHI
18
ALO
19
BHI
20
BLO
21
CHI
22
CLO
23
RESETn
12
OPAP
24
OPAM
25
OPAO
26
VDD 10
CP1 5
CP2 4
AGND
9
PGND
6
VBB7
VREG 3
VBRG 8
CA 2
GHA 48
SA 1
CB 45
GHB 43
SB 44
GLA47
LSSA 46
GLB42
LSSB 41
CC 40
GHC 38
GLC37
SC 39
LSSC 36
CSAP
33
CSAM
34
CSAO
35
CSBP
30
CSBM
31
CSBO
32
CSCP
27
CSCM
28
CSCO
29
COASTn
11
A4910 Skt
IC1
10u
+
C4
PGND
J6
1000u
+C6
1000u
+C7
PGND PGND
PGND
VDD
87654321
ON
S1
TP26
TP29 TP32 TP35
PGND
VDD
X5:6
X5:5
X5:4
X5:3
X5:2
X5:1
PGND
100n
C8
100n
C9
100n
C10
LSSA LSSB LSSC
SDO
SDI
SCK
STRn
X5
X4
X3
X2
X1
SDO
SDI
STRn
SCK
DIAG
RESETn
COASTn
3k9
R39
3k9
R42
1n
C14
10K
R43
10K
R44
75k
R40
PGND
82k
R41
3k9
R45
3k9
R48
1n
C15
10K
R49
10K
R50
75k
R46
PGND
82k
R47
3k9
R51
3k9
R54
1n
C16
10K
R55
10K
R56
75k
R52
PGND
82k
R53
CSAO
CSBO
CSCO
G1 G2
PGND
CSBP
CSAP
1n
C17
6k8
R37
75k
R36
75k
R32
PGND
3K9
NF
R29
3K9
NF
R33
0R
R2
TP3
TP4
100n
C19
PGND
100n
C18
PGND
1KR3
1K
R4
1K
R5
1K
R6
1K
R7
1K
R10
1K
R11
1K
R13
1K
R14
1K
R15
1K
R17
1K
R18
1K
R20
100
R9
100
R12
100
R16
100
R19
100
R21
100
R22
220n
C11
220n
C12
220n
C13
IRFR2405
Q1
IRFR2405
Q2
IRFR2405
Q3
IRFR2405
Q4
IRFR2405
Q5
IRFR2405
Q6
100nC5
1K
R28
D2
VDD
VDD
VDD
VDD
PGND
100K
NF
R26
VBAT
SA
SB
SC
VSA
VSB
VSC
VSBAT
OPAO
OPAP
OPAM
CSAO
CSBO
CSCO
VSA
VSB
VSC
VSBAT
OPAO
CSCM
CSCP
CSBM
CSAM
LSSA
LSSB
LSSC
1
X4:1 2
X4:2
3
X4:3 4
X4:4 5
X4:5 6
X4:6 7
X4:7 8
X4:8 9
X4:9
10
X4:1011
X4:1112
X4:1213
X4:1314
X4:1415
X4:15
16
X4:1617
X4:1718
X4:18
19
X4:1920
X4:2021
X4:2122
X4:2223
X4:2324
X4:2425
X4:2526
X4:26
GHA
GLA
GHB
GLB
GHC
GLC
CC
CB
CA
SA
SB
SC
AHI
ALO
BHI
BLO
CHI
CLO
1000u
+C20
PGND
470nC3
100K
NF
R23
100K
NF
R24
100K
NF
R25
10K
NF
R62
10K
NF
R63
10K
NF
R64
10K
NF
R65
470KR1
470KR8
470K
R57
470K
R58
470K
R59
470K
R60
J2
J4
J7
OPAO
OPAO
OPAO
100n
C21
PGND
10u
+C2
Allegro Microsystems Inc
115 Northeast Cutoff
Worcester
MA 01606 USA
A4910 Demonstration Board
0
Yi Li
17th May 2012
1 of 1
A2
EDC078R0
TITLE:
REV:
AUTHOR:
DATE: PCB:
SHEET:
SIZE:
Demo Board Schematic/Layout
A4910
2
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
LAYOUT
Demo Board Schematic/Layout
A4910
3
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
4
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
5
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
6
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
7
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
8
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
9
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Demo Board Schematic/Layout
A4910
10
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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