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General Use Features
3.3
EVM Test Points
lists and describes the EVM test points.
Table 4. EVM Test Points
TP
Color
Label
Description
Motherboard: TPS23861EVM-612
TP1
RED
VPWR
Used for VPWR
TP2
RED
3.3V
Used for TPS23861 VDD
TP3
SMT
GND
VPWR ground
TP4
WHT
SDA
I
2
C Data from LaunchPad and USB-TO-GPIO
TP5
WHT
SCL
I
2
C Clock from LaunchPad and USB-TO-GPIO
TP6
WHT
PSE_SDAO
I
2
C data out from TPS23861
TP7
WHT
PSE_SCL
I
2
C clock to TPS23861
TP8
WHT
PSE_SDAI
I
2
C data in to TPS23861
TP9
BLK
GND1
Ground from LaunchPad and USB-TO-GPIO
TP11
SMT
TP11
Chassis ground test point
TP14
SMT
GND
VPWR ground test point
TP15
SMT
GND
VPWR ground test point
TP16
SMT
GND
VPWR ground test point
Daughterboard: TPS23861EVM-613
TP4
RED
2P4D
Two-pair port 4 DRAIN
TP12
WHT
2P4G
Two-pair port 4 GATE
TP5
WHT
4P1AG
Four-pair port 1A GATE
TP6
RED
4P1AD
Four-pair port 1A DRAIN
TP9
WHT
4P1BG
Four-pair port 1B GATE
TP10
RED
4P1BD
Four-pair port 1B DRAIN
TP1
BLK
GND
VPWR ground
TP8
SMT
GND
VPWR ground
3.4
EVM Test Jumpers
The EVM is equipped with shunts on the jumper positions identified in
, in the Default Pin Position
column. Shunts can be moved and removed, as required, during use.
Table 5. EVM Jumpers
(1)
Jumper
Default Pin
Label
Description
Position
J27
1-2
P1
Two-pair port 1 LED bias
J28
1-2
P2
Two-pair port 2 LED bias
J16
1-2
P3
Two-pair port 3 LED bias
J15
1-2
P4
Two-pair port 4 LED bias
J26
1-2
P5
Four-pair port 1A LED bias
J25
1-2
P6
Four-pair port 1B LED bias
J14
1-2
P7
Four-pair port 2A LED bias
J13
1-2
P8
Four-pair port 2B LED bias
(1)
Remove the jumpers listed in this table when doing SIFOS or UNH DC MPS testing.
9
SLUUAY8C – March 2014 – Revised November 2015
TPS23861EVM-612: Auto-Mode Evaluation Module for TPS23861
Copyright © 2014–2015, Texas Instruments Incorporated