Evaluation Board Schematics And Artwork - Analog Devices AD5758 User Manual

EVAL-AD5758 User Guide

EVALUATION BOARD SCHEMATICS AND ARTWORK

REGOUT
VLDO
IN
C0402H22
VLOGIC
IN
C0402H22
CLKOUT
1
CLKOUT OUT
VLOGIC IN
R5
1K
R0603
VF = 1.8V TLMS1000GS08
IF = 2MA DS1
OUT
/FAULT
OPTIONAL RC FILTER ON REFOUT
R6
REFOUT OUT
500
C10
2.2UF
REFGND
TESTPOINTS:
1727010 RED = POWER
WHITE = GROUND
BLACK = SIGNAL
GND
REGOUT_
0.1UF
1
50V
OUT
C0402H22
0.1UF C12
50V
AVDD2
IN
C15
GND
0.1UF
50V
C0402H22
0.1UF C13
50V
12
GND
13
15
GND
18
23
ADO IN
22
AD1 IN
16
/RESET IN
17
/LDAC IN
19
SCLK IN
20
A SDI IN
21
/SYNC
IN
14
SDO OUT
C
24
9
IN
REFIN
REFOUT_DUT
10
6
REFGND
AVSS
0.1UF
50V
C0402H22
USE FOOTPRINT THAT CAN ACCOMMODATE 120/0805/0603 ON C21
OPTION TO DRIVE VDPC+ WITH AVDD1 (BYPASS POSITIVE DC-DC)
C16
C18
SW+
4.7UF
GND
GND
GND
AD5758
IN
32QH50A15050
C14 C17
4.7UF
GND
Figure 17. AD5758 Schematic
Rev. 0 | Page 13 of 20
JP6
12
69157-102
VDPC+
1
L2
47UH
C21
2.2UF
VDPC+
GND
C_DCDC - SURFACE MT & THROUGH-HOLE OPTIONS
GND
SMD RSET = +/-0.1% TOL, +/-25PPM/DEGC
TH RSET = +/1% TOL, +/-50PPM/DEGC
RB
R8
8
DNI 13.7K
7
1/4W
1
RA
11
PLACE SMD & THROUGH-HOLE OPTIONS
C_HART
28 IN
29
+VSENSE
OUT
26
27
-VSENSE
IN
C19
CCOMP
THROUGH-HOLE C_COMP IN GOLD PINS
220PF
100V
DNI
UG-1268
C23
C20
2.2UF 2.2UF
DNI DNI
R9
13.7K
1/10W
0.1
OUT VI_OUT