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EVAL-M1-IM818-A user guide
Evaluation power board with MADK M1 connector
The board at a glance
Parameter
Output
Maximum output
power （3 phase）
Maximum output
current （each-
phase）（RMS）
DC BUS
Maximum DC bus
voltage
Minimum DC bus
voltage
Current feedback
Current sensing
Protections
Output current trip
level
Temperature trip
level
On board power supply
15V
3.3V
PCB characteristics
PCB board
Dimension
System environment
Ambient
temperature
User guide
Symbol
Conditions
Power out
Input 380V
Ta=25°C, TC=100°C,
Natural convection
Current
Input 380 V
output
T
= 25°C, T
a
Natural convection
Vbus
Limited by electrolytic
capacitor which max
voltage is 900 V
Vbus
Aux power supply can
start
RSU, RSV,
Two 50 mΩ in parallel for
RSW
one leg
I
Current feedback to
trip
controller, so over current
protection level is decided
by controller. This I
for IPM
IPM
Internal NTC temperature
to controller. Recommend
to set this level for
protection
15 V
Used for CIPOS™ IPM gate
driver and LDO
3.3 V
Supplying the 3.3 V to the
controller board
Material
FR4, 1.6 mm thickness, 2
layers.
35 µm copper thickness.
Size
197 mm x 140 mm x 70mm
Ta
Non-condensing,
maximum RH of 95 %
Value
, f
=6 kHz,
1600
AC
PWM
2400
2700
, f
=6 kHz,
3.2
AC
PWM
= 100°C,
4.6
C
5.2
820
400
25 each phase
20
level
trip
100
15 V ± 5 %, max. 250 mA
3.3 V ± 2 %, max. 200 mA
10 to 25°C
8 of 35
Unit
IM818-SCC
W
IM818-MCC
W
IM818-LCC
W
IM818-SCC
A
IM818-MCC
A
IM818-LCC
A
V
V
mΩ
A
℃
mA
mA
℃
Revision 1.4
2021-09-10
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