Document
L6392
High-voltage high and low side driver
Preliminary Data
Features
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High voltage rail up to 600 V dV/dt immunity ± 50 V/nsec in full temperature range Driver current capability: – 270 mA source – 430 mA sink Switching times 75/35 nsec rise/fall with 1 nF load 3.3 V, 5 V TTL/CMOS inputs with hysteresis Integrated bootstrap diode Operational amplifier for advanced current sensing Adjustable dead-time Interlocking function Compact and simplified layout Bill of material reduction Flexible, easy and fast design DIP-14 SO-14
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Description
The L6392 is a high-voltage device, manufactured with the BCD “OFF-LINE" technology. It has a monolitich 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 of interfacing microcont roller/DSP
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The IC embeds an op amp suitable for advanced current sensing in applications such as field oriented motor control.
Application
Table 1.
Device summary
Order codes L6392 L6392D L6392D013TR Package DIP-14 SO-14 SO-14 Packaging Tube Tube Tape and reel
March 2008
Rev 2
1/19
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This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
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Contents
L6392
Contents
1 2 3 4 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Pin connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Truth table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
4.1 4.2 4.3 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
5
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
5.1 5.2 AC operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 DC operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
6 7 8
Waveforms definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Typical application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
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Bootstrap driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
8.1 CBOOT selection and charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
9 10
Package mechanical data.