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Description

The L6398 is a high-voltage device manufactured with the BCD “OFF-LINE” technology. It is a single chip half-bridge gate driver for N-channel power MOSFET or IGBT.

The high side (floating) section is designed to stand a voltage rail up to 600 V. The logic inputs are CMOS/TTL compatible down to 3.3 V for easy interfacing microcontroller/DSP.

Features

■ High voltage rail up to 600 V

■ dV/dt immunity ±50 V/ns in full temperature range

■ Driver current capability:

– 290 mA source,

– 430 mA sink

■ Switching times 75/35 ns rise/fall with 1 nF load

■ 3.3 V, 5 V TTL/CMOS input comparators with hysteresis

■ Integrated bootstrap diode

■ Fixed 320 ns dead-time

■ Interlocking function

■ Compact and simplified layout

■ Bill of material reduction

■ Flexible, easy and fast design

Applications

■ Motor driver for home appliances, factory automation, industrial drives and fans.