DM Series Application Notes
Rev.1.1 Aug, 2016 TAMURA CORPORATION 2 / 19
Contents
1. Application examples ...................................................................................................................................................................................................3
1.1 Circuit example (For SiC-MOSFET) ..............................................................................................................................................................3
1.2 Parts example (For SiC-MOSFET).................................................................................................................................................................3
1.3 Circuit example (For IGBT) ................................................................................................................................................................................4
1.4 Parts example (For IGBT) ..................................................................................................................................................................................4
1.5 Block diagram..........................................................................................................................................................................................................5
2. Pin functions and descriptions .................................................................................................................................................................................6
2.1 Pin functions ............................................................................................................................................................................................................6
2.2 Pin descriptions ......................................................................................................................................................................................................7
2.3 Operation truth table ............................................................................................................................................................................................8
2.4 Functional description ..........................................................................................................................................................................................8
3. Selection and description of external components ..................................................................................................................................... 10
3.1 Abnormal input current protection .............................................................................................................................................................. 10
3.2 Gate circuits ......................................................................................................................................................................................................... 10
3.3 DESAT protection circuit ................................................................................................................................................................................ 11
4. DC/DC converter protection functions ............................................................................................................................................................ 12
4.1 Overload protection function ......................................................................................................................................................................... 12
4.2 Overheat protection function ........................................................................................................................................................................ 12
5. Peripheral board design, wiring, and setting for the module ................................................................................................................... 13
5.1 Gate wiring ............................................................................................................................................................................................................ 13
5.2 Areas where neither components nor wiring patterns may be placed ....................................................................................... 13
5.3 Wiring for GND on the input side ................................................................................................................................................................. 14
5.4 Wiring of the DC/DC converter .................................................................................................................................................................. 14
5.5 Use in a strong magnetic field ..................................................................................................................................................................... 15
5.6 Input signals .......................................................................................................................................................................................................... 15
5.7 One-channel driving .......................................................................................................................................................................................... 16
5.8 Use of a mechanical switch for input for the DC/DC converter .................................................................................................. 16
6. Recommended hole diameter, land size, and pin pitch ................................................................................................................................ 17
7. Recommended soldering conditions (lead-free solder) ............................................................................................................................. 17
8. Temperature derating............................................................................................................................................................................................... 18
Important Notice ............................................................................................................................................................................................................... 19