IC-SP-06027 R0
5-10. External components
(1) Standard external components
Table 5-8. External components
Applicable models
Common
C0
Rs
CTR
RTR
1800 pF +/-5%
22 kW +/-5%
1.0
mF
+/-20%
Parts
Typical value
0.22
mF
+/-20%
Usage
Filters the internal
power supply (VB)
Sets Over-Current limit
Sets PWM frequency
Sets PWM frequency
Pull-up
For charge pump
Stress voltage is Vcc
600V, 1A, trr
≤
100ns
Note3
Note3
Remarks
Stress voltage is VB (=8.2V)
Please refer to the 4-1 (2)
Note1
Stress voltage is VB (=8.2V) Note2
Stress voltage is VB (=8.2V) Note2
RU, RV, RW 5.6 kW +/-5%
C1, C2
ECN30204, ECN30206, D1, D2
ECN30207, ECN30601,
ECN30603, ECN30604
Hitachi DFG1C6 For charge pump
(Glass mold type)
DFM1F6 (Resin
mold type) or
equivalent
Hitachi DFG1C4 For charge pump
(Glass mold type)
DFM1F4 (Resin
mold type) or
equivalent
ECN30102, ECN30105 D1, D2
ECN30107, ECN30611
400V, 1A,
t
rr
≤
100ns
Note3
RU
VCC(15V)
C0
RW
CB
VCC
VB
VB supply
Clock
VCC
FG
FG
HU
HV
HW
C+
RV
D2
C2
+
-
C
-
D1
+
VS
-
C1
CL
VS1
VS2
Charge Pump
Filter Circuit
DM
Micro Controller
or
Analog Output
VSP
Motor Rotating
Direction
Top Arm
Driver
Hall ICs
MU
MV
MW
PWM Comparator
+
-
CMP
3-Phase
Distributor
All off
Bottom
arm off
+
CMP
-
Bottom Arm
Driver
Over Current Sense
-
Motor
SAW wave
Generator
Clock
VCC
LVSD
GL
+
Vref
CR
VTR
RTR
CTR
RS
GH1
GH2
Note : Inside of bold line
shows ECN30206
RS
Fig.5-18. Block diagram of ECN30206
Note 1: Please shorten the wiring between the resistor Rs and the Rs pin, and the wiring between the
resistor Rs and the GH1/GH2 pins as much as possible.
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