When interfacing to DS90UB913A-Q1 and DS90UB933-Q1 serializers, the PoC filter needs to be adjusted to
match the circuit shown in
. The required updates are summarized in
.
V
PoC
L
1
C
1
2 k
:
- 4 k
:
FB
3
0.1
P
F
C
2
10
P
F
R
3
RIN+
RIN-
C
AC1
C
AC2
100 nF
47 nF
49.9
:
L
2
4.7
P
H
±
22
P
H
R
1
100
P
H
R
2
2 k
:
- 4 k
:
FB
2
FB
1
Figure 6-2. Power-over-Coax Network Compatible with DS90UB913A-Q1, DS90UB933-Q1, DS90UB935-
Q1, and DS90UB953-Q1
Board Connections
8
DS90UB960-Q1EVM User's Guide
SNLU226B – FEBRUARY 2018 – REVISED APRIL 2021
Copyright © 2021 Texas Instruments Incorporated