IEPC EPC9013, Quick Start Manual, Page: 3 / 6

QUICK START GUIDE
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EPC9013
Figure 2: Proper connection and measurement setup
Figure 3: Proper Measurement of Switch Node – V
SW
EFFICIENT POWER CONVERSION
Pbf
7 V – 12 V
V
DD
supply
PWM input
External circuit
V
IN
supply
<
70 V
V
IN
+
+
+
–
–
–
I
IN
V
A
Gate drive supply
(Note polarity)
(For efficiency
measurement)
Switch node
EFFICIENT POWER CONVERSION
Pbf
Do not use probe ground lead
Place probe
tip on pad
at OUT
Spring clip
against
GND pad
Minimize loop