2RT0435T
Target Description and Application Manual
www.IGBT-Driver.com
Page 9
Pin Designation of Connector X1 and X2
Pin Des. Function
1 Cx
Collector of channel x
3 N.C.
Not connected
5 N.C.
Not connected
7 Ex
Emitter of channel x
Pin Des. Function
2 N.C.
Not connected
4 N.C.
Not connected
6 Gx
Gate of channel x
Description of Interfaces X1 and X2
X1 and X2 are the connectors to connect the power switch to the channel 1 (X1) and channel 2 (X2)
respectively. Note that the pin assignments 2-5 must remain free (without crimp contact) in order to guaranty
sufficient creepage path between both channels.
Pin Designation of Connector X3
Pin Des. Function
1 VDC
+15V for DC/DC converter
3 VDC
+15V for DC/DC converter
5 VCC
+15V for primary side electronics
7 VCC
+15V for primary side electronics
9 SO2
Status output channel 2
11 INB
Signal input channel 2
13 SO1
Status output channel 1
15 INA
Signal input channel 1
17 MOD Mode
selection
(direct/half-bridge)
19 TB
Blocking
time
Pin Des. Function
2 GND
Ground
4 GND
Ground
6 GND
Ground
8 GND
Ground
10 GND Ground
12 GND Ground
14 GND Ground
16 GND Ground
18 GND Ground
20 GND Ground
Fig. 7: Schematic of the primary side of the Base Board 2RT0435T