Description:

The GD30DR1488 is a cost-effective dedicated threephase BLDC gate driver circuit used for driving highpower MOSFET and IGBT gates. The IC integrates logicsignal processing circuits, dead time control circuits,under-voltage protection circuits, level shifting circuits,pulse filtering circuits, and output driver circuits,specifically designed for use in the drive circuits ofbrushless motor controllers.

Feature:

• High-side floating bootstrap power supplydesign, withstand voltage of 150V

• Compatible with 5V, 3.3V input voltageVHINx/VLINx

• Maximum frequency support up to 500KHz

• Built-in dead time control circuit

• Under-voltage protection for upper and lowerbridge power supplies, startup and protectionpoints at 4.4V and 4.1V

• Internally integrated low-on-resistancebootstrap charging diode

• Output source/sink current Io+/Io- is +1.0A/-1.3A

• HIN input high-level active, controls upperbridge HO output

• LIN input high-level active, controls lowerbridge LO output

• TSSOP20, QFN24 package

• RoHS compliant

Applications:

• Three-phase brushless DC motor driver

• Electric vehicle controller