Datasheet

VM1
VM2
+
+
VINDC1
LOAD1
UART 1 (J5)
SW1
Test Setup www.ti.com
5 Test Setup
5.1 Test Equipment
DC Voltage Source: capable of 350 V
DC
to 400 V
DC
, adjustable, with minimum power rating of 400 W, or
current rating not less than 1.5 A, with current limit function. The DC voltage source to be used should
meet IEC61010 safety requirements.
DC Multimeter: One unit capable of 0-V
DC
to 400-V
DC
input range, four digits display preferred; and one
unit capable of 0-V
DC
to 15-V
DC
input range, four digits display preferred.
Output Load: DC load capable of receiving 0 V
DC
to 15 V
DC
, 0 A to 30 A, and 0 W to 360 W or greater,
with display such as load current and load power.
Current-meter, DC, optional in case the load has no display, one unit, capable of 0 A to 30 A. A low ohmic
shunt and DMM are recommended.
Oscilloscope: capable of 500-MHz full bandwidth, digital or analog, if digital 5 Gs/s or better.
Fan: 200 LFM to 400 LFM forced air cooling is recommended, but not a must.
Recommended Wire Gauge: capable of 30 A, or better than number 14 AWG, with the total length of
wire less than 8 feet (a four foot input and a four foot return).
5.2 Recommended Test Setup
Figure 5. UCD3138LLCEVM-028 Recommended Test Set Up
10
Digitally Controlled LLC Resonant Half-Bridge DC-DC Converter SLUU979A–August 2012–Revised July 2013
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