Datasheet

A
B
+
_
Load
13.3V/
35A
V2
+
FAN
DC
Sourc
e
_
V1
+
_
A1
J2
S1
J1
TP1 TP2
TP9 TP6
TP3
TP12
TP13
TP7
TP4
TP11
TP5
TP8
TP10
www.ti.com Test Setup
5 Test Setup
5.1 Test Equipment
Voltage Source: HP 6015A DC power supply, or equivalent to provide 36 V
DC
to 72 V
DC
, and minimum
3.5 A.
Multimeters: Fluke 45 dual display multimeter, or equivalent.
Output Load: HPA 6060A DC electronic load, or equivalent capable of 3.3 V and 30 A.
Oscilloscope: A 20-MHz or equivalent analog or digital oscilloscope.
Recommended Wire Gauge: AWG #18 for input voltage connection. AWG #16 for output load
connection.
Ventilation Fan: 200 LFM minimum compatible.
5.2 Recommended Test Setup
Figure 2. UCC25230EVM-662 Recommended Test Set Up
5
SLUU863–February 2012 Biased Half-Bridge Converter with UCC28250 Secondary-Side Control for 48-V
Telecom Applications
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