Analog Devices AD9574, Схематический

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6V EXTERNAL POWER
POWER SUPPLY SECTION
DC TO DC STEP DOWN 6V TO 4V
DEFAULT CONNECT PIN1 AND PIN2
YOU CAN USE EXTERNAL 4V POWER SUPPLY FROM PIN2 AND PIN3
IT'S BETTER TO USE A LC FILTER TO SUPPRESS THE SWITCH FREQUENCY OF DC/DC POWER SUPPLY.
NOTE: AD9574 HAS INTERNAL LDOS, SO 3.3V DC/DC POWER SUPPLY CAN BE DIRECTLY USED FOR AD9574
YOU CAN USE EXTERNAL 3.3V POWER SUPPLY FROM PIN2 AND PIN3
DEFAULT CONNECT PIN1 AND PIN2
3.3V REGULATOR FOR AD9574
4 4
<DESIGN_VIEW>
: N/A
Product(s): AD9574 Customer Board
HW TYPE : Customer Evaluation
1:1
A
02_036355
Liang Xu
10UF
ADP7104ARDZ-3.3
PJ-102A
470UF
10UF
1UH
470UF 10UF
100K
10UF 1UF
10UH
SAMTECTSW10608GS3PIN
0.1
10UF
100UF
0
DNI
1UF 0
0.1UF
10K
40.2K
1UF
4.7UH
1UF
22UF
SAMTECTSW10608GS3PIN
B230A-13-F
ADP2300AUJZ
U500
CR501
C513
L501
C505
R504
C507
C512
R506
P502
C500
P500
U501
C508
R501 C504
R502
L502
P501
C506
R503
C514
C510 C509
R505
C503 C502
L500
C501
4VDC_IN
GND
6VDC
GND
6V_FILT
GND
GND
GND
3V3_LDO
GND
GND GND
GND
GND
4VDC_IN
GND
3V3_9574
5
6
2
3
4
1
A
C
3 2 1
N
P
3
2
1
1 8
2 7
PAD
4
6 3
5
3 2 1
N
P
SW
VIN
EN
FB
GND
BST
SENSE
PAD
VIN
PG
GND
EN NC
GND
VOUT
D
THIS DRAWING IS THE PROPERTY OF ANALOG DEVICES INC.
IN PART, OR USED IN FURNISHING INFORMATION TO OTHERS,
OR FOR ANY OTHER PURPOSE DETRIMENTAL TO THE INTERESTS
THE EQUIPMENT SHOWN HEREON MAY BE PROTECTED BY PATENTS
A
C
IT IS NOT TO BE REPRODUCED OR COPIED, IN WHOLE OR
DRAWING NO.
2
SCALE
D
D
D
SIZE
D
REV
SHEET
1
1
A
2
3
4
3
5
8
D
7
6 7
8
A
B
C
C
D
5
4
APPROVED
B
6
DESCRIPTION
REVISIONS
OF
O L G
E
OWNED OR CONTROLLED BY OWNED ANALOG DEVICES.
E
A N
V
OF ANALOG DEVICES.
SCHEMATIC
S
PTD ENGINEER
DESIGN VIEW
REV
DATE