IFX4949SJ

The IFX4949 is a monolithic integrated 5V voltage regulator with a very low dropout output and additional functions as undervoltage reset with power-on reset delay and input voltage sense. It is designed to supply microcontroller controlled systems in all kinds of applications.

ParametricIFX4949SJ
Budgetary Price €€/1k0.22
Operating Voltage  min  max5.5V  28.0V
Regulator TypeLinear
Output Voltage Type5V
Accuracy2.0%
Output Current (max.)100mA
Dropout Voltage500mV
Automotive Qualifiedno
Quiescent Current180µA
Operating Temperature  min  max-40.0°C  125.0°C
Over Voltage Protectionno
Enable (=Inhibit)no
Resetyes
Power Failno
Power Goodno
Status Outputno
Holdno
Watchdogno
Early Warningyes
Product IDSP000663314
Moisture Sensitivity Level3
Peak Reflow Temp  max260.0°C
Number Reflow3
Sales Product NameIFX4949SJ
OPNIFX4949SJXUMA1
Product Statusactive and preferred
Package NamePG-DSO-8
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size2500
Packing TypeTAPE & REEL
Summary of Features:
  • Operating DC Supply Voltage Range 5 V to 28 V
  • PG-DSO8 package
  • Transient Supply Voltage up to 40 V
  • Extremely low Quiescent Current in Standby Mode
  • High Precision Standby Output Voltage 5 V ±1%
  • Output Current Capability up to 100 mA
  • Very low Dropout Voltage less than 0.5 V
  • Reset Circuit sensing the Output Voltage
  • Programmable Reset Pulse Delay with External Capacitor
  • Voltage Sense Comparator
  • Thermal Shutdown and Short Circuit Protections
  • Green Product (RoHS)
Benefits:
  • Compatible to Industry Market Standard Device *4949
  • Fully specified 100mA voltage regulator
  • Guaranteed accuracy (3%) @ no load condition
  • Improved accuracy (3%) from 50mA to 100mA with 6V <= Vin <= 28V
  • Wide Temperature Range
Target Applications:
  • Industrial Automation
  • Telecom
  • White Goods
功能框图
Data Sheet
TitleSizeDateVersion
IFX4949SJ - Data Sheet,EN1.4 MB21 五月 201201_00
Product Brochure
TitleSizeDateVersion
Industrial AutomationEN4.5 MB19 十一月 201401_01
Industrial Standard Products Pocket GuideEN514 KB11 十一月 201501_00
Product Brief
TitleSizeDateVersion
Industrial Voltage Regulators Product Brief229 KB01 十月 2010
Material Content SheetInfo
TitleSizeDateVersion
MCDS_2015-04-17_12-52-49_MA000998440_PG-DSO-8-44.pdfEN27 KB17 四月 201501_00
MCDS_2013-08-29_07-51-57_MA001028646_PG-DSO-8-44.pdf23 KB31 十月 201301_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Altium - v1.0885 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Cadence - v1.0607 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Eagle - v1.0136 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Mentor - v1.0836 KB21 十月 201301_00
Evaluation Boards
BoardFamilyDescriptionStatus
EVAL_800W_130PFC_C7High Power Density 800 W 130 kHz Platinum Server PFC Designactive and preferred
Package Data
TitleSizeDateVersion
PG-DSO-8-44 | IFX4949SJXUMA1EN606 KB11 四月 201601_00
PCB Design Data
TitleSizeDateVersion
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Altium - v1.0885 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Cadence - v1.0607 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Eagle - v1.0136 KB21 十月 201301_00
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Mentor - v1.0836 KB21 十月 201301_00
EN IFX4949SJ
EN IFX1054G
EN IFX1054G
Industrial Voltage Regulators Product Brief IFX52001EJ
EN IFX4949SJ
MCDS_2013-08-29_07-51-57_MA001028646_PG-DSO-8-44.pdf IFX4949SJ
EN IFX4949SJ
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Altium - v1.0 IFX21401MB
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Cadence - v1.0 IFX21401MB
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Eagle - v1.0 IFX21401MB
PCB Footprints & Symbols - Linear_Voltage_Regulators_for_Industrial_Applications - Mentor - v1.0 IFX21401MB