Texas Instruments Evaluation Module for TPS2394 TPS2394EVM-652 TPS2394EVM-652 Datenbogen
Produktcode
TPS2394EVM-652
www.ti.com
Test Points
5
Test Points
Table 1. Test Points
TEST POINT
NAME
DESCRIPTION
TP1
RTN
Input voltage power supply RTN
TP2
RTN
Load side RTN
TP3
PG
Power Good
TP4
FLT
Fault
TP5
-48VIN
Input voltage power supply
TP6
GATE
Gate output
TP7
-48VOUT
Output voltage
TP8
TIMER
Fault timer capacitor
TP9
RAMP
Current output ramp
TP10
EN
Enable signal, high true (and under-voltage detection)
TP11
OV
Over-voltage detection
TP12
SENSE
Current sense input
TP13
-48V SCOPE
Isolated scope return
TP14
-48V SCOPE
Isolated scope return
TP15
-48V SCOPE
Isolated scope return
TP16
-48V SCOPE
Isolated scope return
6
Connectors
Table 2. Connectors
CONNECTOR
DESCRIPTION
J1
-48 V RTN, main power input
J2
-48 V RTN
J3
-48 V output
J4
-48 V, main power input
7
Enable Switche S1
The enable slide switch turns on the hot plug controller to ramp the output voltage. When the switch is
toward DIS, the output is off.
toward DIS, the output is off.
8
Indicators
•
Green LED indicator for Power Good (PG)
•
Red LED indicator for FAULT (FLT)
5
SLUU456 – October 2010
TPS2394 Hot Swap Controller System
Copyright © 2010, Texas Instruments Incorporated