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IR21531

International Rectifier
Part Number IR21531
Manufacturer International Rectifier
Description SELF-OSCILLATING HALF-BRIDGE DRIVER
Published Sep 28, 2005
Detailed Description Preliminary Data Sheet No. PD60131-L IR21531D(S) & (PbF) SELF-OSCILLATING HALF-BRIDGE DRIVER Features • • • • • • • • •...
Datasheet PDF File IR21531 PDF File

IR21531
IR21531

Overview
Preliminary Data Sheet No.
PD60131-L IR21531D(S) & (PbF) SELF-OSCILLATING HALF-BRIDGE DRIVER Features • • • • • • • • • • • • • • • Integrated 600V half-bridge gate driver 15.
6V zener clamp on Vcc True micropower start up Tighter initial deadtime control Low temperature coefficient deadtime Shutdown feature (1/6th Vcc) on CT pin Increased undervoltage lockout Hysteresis (1V) Lower power level-shifting circuit Constant LO, HO pulse widths at startup Lower di/dt gate driver for better noise immunity Low side output in phase with RT Internal 50nsec (typ.
) bootstrap diode (IR21531D) Excellent latch immunity on all inputs and outputs ESD protection on all leads Also available LEAD_FREE Product Summary VOFFSET Duty Cycle Tr/Tp Vclamp Deadtime (typ.
) 600V max.
50% 80/40ns 15.
6V 0.
6 µs Packages Description 8 Lead PDIP 8 Lead SOIC The IR21531(D)(S) are an improved version of the popular IR2155 and IR2151 gate driver ICs, and incorporates a high voltage half-bridge gate driver with a front e...


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