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EPC9048C
EPC – THE LEADER IN GaN TECHNOLOGY |
| COPYRIGHT 2019 | | 3
Figure 3: Proper connection and measurement setup.
Figure 4: Typical Waveform for V
IN
= 150 V to 12 V
OUT
, 15 A, ~180 W, ~300 LFM airflow, 100 kHz buck converter
Figure 2: Block diagram of EPC9048C development board.
V
GSL
V
SW
I
L
V
DD
Q
1
D
BTST
Q
2
PWM
GND
Gate drive
regulator
Digital
Isolator
Logic and
dead-time
adjust
V
IN
V
SW
C
Bypass
PGND
Digital
Isolator
Gate driver
with LDO
Gate driver
with LDO
V
DD
supply
(note polarity)
7.5 – 12 V
Half bridge configuration
Switch node
(For efficiency
measurement)
+
+
–
V
V
A
IN
I
IN
+
+
–
–
PWM input
Optional MMCX
jacks for gate drive
measurement
External circuit
Optional 2-pin header for switch node measurement
V
IN
supply
+
+
