IR21091

Half Bridge Driver, Soft Turn-On, Single Input Plus Shut-Down, Programmable 0.5-5us Deadtime in a 8-Lead package

ParametricIR21091
TopologyHalf Bridge
Voltage Class600.0V
Output Current (Source)200.0mA
Output Current (Sink)350.0mA
Channels2.0
Moisture Sensitivity Level2
QualificationIndustrial
TechnologyHVIC
UVLOVcc / Vbs
VBSUV+ / VCCUV+    (min)  (max)8.9V  (8.0V)  (9.8V)
VBSUV- / VCCUV-    (min)  (max)8.2V  (7.4V)  (9.0V)
toff200.0ns
ton750.0ns
dt/sdt (typ)540 / 5000 ns
Shutdown/EnableYes
Adjustable Dead TimeYes
Single InputYes
Sales Product NameIR21091
OPNIR21091SPBF
Product Statusactive
Package NameSOIC 8N
Completely lead freeyes
Halogen freeno
RoHS compliantyes
Packing Size95
Packing TypeTUBE
Moisture Level2
OPNIR21091STRPBF
Product Statusactive
Package NameSOIC 8N
Completely lead freeyes
Halogen freeno
RoHS compliantyes
Packing Size2500
Packing TypeTAPE & REEL
Moisture Level2
OPNIR21091PBF
Product Statusactive
Package NamePDIP8
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size50
Packing TypeTUBE
Moisture LevelTHP
Benefits:
  • Floating channel designed for bootstrap operation
  • Fully operational to +600V
  • Tolerant to negative transient voltage
  • dV/dt immune
  • Gate drive supply range from 10 to 20V
  • Undervoltage lockout for both channels
  • 3.3V, 5V and 15V input logic compatible
  • Cross-conduction prevention logic
  • Matched propagation delay for both channels
  • High side output in phase with IN input
  • Logic and power ground + - 5V offset.
  • Internal 500ns dead-time, and programmable up to 5us with one external RDT resistor
  • Lower di/dt gate driver for better noise immunity
  • The dual function DT/Sd pin input turns off both channels.
  • Available in Lead-Free
Target Applications:
  • Air Conditioner
  • Dishwasher
  • Dryer
  • Fan
  • Lighting HID
  • Induction Cooker
  • Pump
  • Refridgeration
  • Solar
  • UPS
  • Washing Machine
  • Welding
Data Sheet
TitleSizeDateVersion
Data Sheet - IR21091,EN108 KB18 Jun 2001
Application Notes
TitleSizeDateVersion
Use Gate Charge to Design the Gate Drive Circuit for Power MOSFETs and IGBTsEN125 KB27 Oct 2004
IRS21091 and IR21091 ComparisonEN176 KB18 Jun 2001
HV Floating MOS Gate DriversEN425 KB27 Oct 2004
Article
TitleSizeDateVersion
Using Control ICs to Generate Neg. Gate Bias for MOSFETs & IGBTsEN607 KB01 Apr 2000
Low Gate Charge HEXFETS simplify Gate Drive and Lower CostEN167 KB01 Apr 2000
Product Catalogue
TitleSizeDateVersion
Short Form Catalog - May 2016EN4.4 MB09 May 201601_00
EN IR21091
EN IR21531S
EN IR21531S
EN IR21091
EN IR21531S
EN IR21531S
EN IDV20E65D1