Datasheet

8 Getting Started (example)
8.1 Equipment Connections
Power
Supply
12V@10A
Scope
Current
Probe
220uF 15O
J1
J2
J4
J5
+
-
EN/ Vout
PG/
Note:
Connects to Scope
8.2 Operation
www.ti.com Getting Started (example)
Reference Figure 5 for equipment connections.
• Input power supply positive voltage to J1 and negative voltage to GND, J2. Connectors J1 and J2 can
accept #6 ring or spade lugs.
• RC load at J4 and the load return at J5. The example here uses 220 µ F, 15 Ω .
• Scope to current probe to measure the load current.
• Scope the V
OUT
- TP8, EN - TP3, PG - TP5.
Figure 5. Equipment Connections
• Turn on the power supply.
• Trigger the scope on EN low going edge.
• Slide the EN to the EN position as screened on the circuit board.
SLUU343 – January 2009 TPS2420 Hot Swap Controller System Test Board 9
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