this is information on a product in full production. may 2013 docid17892 rev 2 1/24 24 L6391 high voltage high and low-side driver datasheet - production data features ? high voltage rail up to 600 v ? dv/dt immunity 50 v/nsec in full temperature range ? driver current capability: ? 290 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 ? comparator for fault protections ? smart shutdown function ? adjustable deadtime ? interlocking function ? compact and simplified layout ? bill of material reduction ? effective fault protection ? flexible, easy and fast design applications ? motor driver for home appliances, factory automation, industrial drives and fans ? hid ballasts, power supply units description the L6391 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. an integrated comparator is available for protections against overcurrent, overtemperature, etc. table 1. device summary order code package packaging L6391n (1) dip-14 tube L6391d so-14 tube L6391dtr so-14 tape and reel 1. package option for evaluation only, not available for production. www.st.com
contents L6391 2/24 docid17892 rev 2 contents 1 block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 pin connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 3 truth table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 4 electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.1 absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.2 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.3 recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 5 electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5.1 ac operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5.2 dc operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 6 waveform definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 7 smart shutdown function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 8 typical application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 9 bootstrap driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 9.1 c boot selection and charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 10 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 11 revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
docid17892 rev 2 3/24 L6391 block diagram 1 block diagram figure 1. block diagram 8 9 ' ( 7 ( & |