Texas Instruments 8-14V Vin, 1.8V Vout Synchronous Buck Converter Evaluation Module for TPS40305 TPS40305EVM-488 TPS40305EVM-488 Datenbogen
Produktcode
TPS40305EVM-488
LOAD1
1.8V @
10A
+
-
FAN
V2
-
+
See Tip and Barrel
Measurement for
Vout ripple
V1
+
-
A1
-
+
V
VIN
Oscilloscope
1MW, AC
20mV / div
20MHz
TP4
TP3
Metal Ground Barrel
Probe Tip
Tip and Barrel Vout ripple
measurement
Test Set Up
www.ti.com
5.2.2
Diagram
Figure 2. TPS40305EVM-488 Recommended Test Set-Up
Figure 3. Output Ripple Measurement – Tip and Barrel using TP3 and TP4
8
TPS40305EVM-488
SLUU406 – February 2010
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