IFX91041EJ V33

The IFX91041 series are monolithic integrated circuits that provide all active functions for a step-down (buck) switching voltage regulator, capable of driving up to 1.8A load current with excellent line and load regulation. These devices are suited for use in industrial applications featuring protection functions such as current limitation and over temperature shutdown.

ParametricIFX91041EJ V33
Budgetary Price €€/1k0.63
CommentsVQ fixed to 3.3V; Tolerance 2% up to 1000mA; DSO-8 EP
VQ (multiple)3.3 V
IQ  max1800.0mA
Iq7000.0µA
Output Current TypeBuck Converter
Tolerance2(4)%
Watchdogno
ProtectY
Resetno
InhibitY
Operating Temperature  min  max-40.0°C  150.0°C
MountingSMT
Product IDSP000660594
Moisture Sensitivity Level3
Peak Reflow Temp  max260.0°C
Number Reflow3
Sales Product NameIFX91041EJ V33
OPNIFX91041EJV33XUMA1
Product Statusactive and preferred
Package NamePG-DSO-8
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size2500
Packing TypeTAPE & REEL
Summary of Features:
  • 1.8A step down voltage regulator
  • 3.3 V Output Voltage
  • ± 2% output voltage tolerance (+-4% for full load current range)
  • Integrated power transistor
  • PWM regulation with feed forward
  • Input voltage range from 4.75V to 45V
  • 370 kHz switching frequency
  • Synchronization input
  • Very low shutdown current consumption (<2uA)
  • Soft-start function
  • Input under voltage lockout
  • Suited for industrial applications: Tj = -40 °C to +125°C
  • Green Product (RoHS compliant)
Benefits:
  • Lowest Current Consumption
  • High Input Voltage (>30V)
  • High Output Current (>400mA)
  • Highest Efficiency
  • Wide Temperature Range
Target Applications:
  • Smart Metering
  • Industrial Automation
  • Medical & Healthcare
  • Building Automation
Diagrams
Data Sheet
TitleSizeDateVersion
IFX91041 DataSheet,EN1.2 MB21 Jul 201101_01
Product Brochure
TitleSizeDateVersion
Industrial Automation；EN4.5 MB19 Nov 201401_01
Industrial Standard Products Pocket Guide；EN514 KB11 Nov 201501_00
Application Notes
TitleSizeDateVersion
IFX91041 Application Information561 KB04 Aug 201001_00
Product Brief
TitleSizeDateVersion
DC/DC Voltage Regulator (Industrial)388 KB23 Sep 2013
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016；EN4.7 MB22 Feb 201600_00
Material Content SheetInfo
TitleSizeDateVersion
MCDS_2013-08-29_06-47-38_MA000981524_PG-DSO-8-27.pdf23 KB31 Oct 201301_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - DCDC-Converters - Altium - v1.0133 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Cadence - v1.096 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Eagle - v1.021 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Mentor - v1.0126 KB21 Oct 201301_00
Package Data
TitleSizeDateVersion
PG-DSO-8-27 | IFX91041EJV33XUMA1；EN615 KB11 Apr 201601_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - DCDC-Converters - Altium - v1.0133 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Cadence - v1.096 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Eagle - v1.021 KB21 Oct 201301_00
PCB Footprints & Symbols - DCDC-Converters - Mentor - v1.0126 KB21 Oct 201301_00
EN IFX91041EJ+V50
EN IFX1054G
EN IFX1054G
IFX91041 Application Information IFX91041EJ+V50
DC/DC Voltage Regulator (Industrial) IFX91041EJ+V50
EN IDV20E65D1
MCDS_2013-08-29_06-47-38_MA000981524_PG-DSO-8-27.pdf IFX91041EJ+V33
EN IFX91041EJ+V33
PCB Footprints & Symbols - DCDC-Converters - Altium - v1.0 IFX91041EJ+V50
PCB Footprints & Symbols - DCDC-Converters - Cadence - v1.0 dc-converter-evaluation-boards
PCB Footprints & Symbols - DCDC-Converters - Eagle - v1.0 dc-converter-evaluation-boards
PCB Footprints & Symbols - DCDC-Converters - Mentor - v1.0 dc-converter-evaluation-boards
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