POWER QUAD FLAT NO-LEAD (PQFN) PACKAGE IN A SINGLE SHUNT INVERTER CIRCUIT
0 Assignments
0 Petitions
Accused Products
Abstract
According to an exemplary implementation, a power quad flat no-lead (PQFN) package includes a driver integrated circuit (IC) situated on a leadframe. The PQFN package further includes low-side U-phase, low-side V-phase, and low-side W-phase power switches situated on the leadframe. A logic ground of the leadframe is coupled to a support logic circuit of the driver IC. A power stage ground of the leadframe is coupled to sources of the low-side U-phase, low-side V-phase, and low-side W-phase power switches. The power stage ground can further be coupled to gate drivers of the driver IC.
-
Citations
39 Claims
-
1-20. -20. (canceled)
-
21. :
- A power quad flat no-lead (PQFN) package comprising;
a leadframe; and a driver IC positioned to a driver IC die pad of the leadframe, wherein the driver IC comprises; a first level shifter configured to output a signal to a first gate driver to drive a high-side power transistor of a bridge circuit of the PQFN package; and a second level shifter configured to output a signal to a second gate driver of the driver IC to drive a low-side power transistor of the bridge circuit of the PQFN package. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29, 30)
- A power quad flat no-lead (PQFN) package comprising;
-
31. :
- A power quad flat no-lead (PQFN) package comprising;
a leadframe; and a U-phase power switch, a V-phase power switch, a W-phase power switch, and a driver IC (Integrated Circuit) each positioned to the leadframe, wherein the driver IC comprises; a first level shifter configured to output a signal to a first gate driver to drive the U-phase power switch; a second level shifter configured to output a signal to a second gate driver to drive the V-phase power switch; and a third level shifter configured to output a signal to a third gate driver to drive the W-phase power switch. - View Dependent Claims (32, 33, 34, 35, 36, 37, 38, 39)
- A power quad flat no-lead (PQFN) package comprising;
Specification