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UC3844D8G4

UC3844D8G4

UC3844D8G4

Texas Instruments

8 Terminations 8 Pin AC to DC power converter 1 Outputs 500kHz

SOT-23

UC3844D8G4 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Package / Case SOIC
Surface MountYES
Number of Pins 8
Weight 72.603129mg
JESD-609 Code e4
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Max Operating Temperature70°C
Min Operating Temperature 0°C
Subcategory Switching Regulator or Controllers
Technology BICMOS
Terminal Position DUAL
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Frequency 450kHz
Pin Count8
Number of Outputs 1
Output Voltage 5V
Input Voltage-Nom 15V
Temperature GradeCOMMERCIAL
Max Supply Voltage30V
Analog IC - Other Type SWITCHING CONTROLLER
Current - Output 200mA
Voltage - Output 13.5V
Topology Flyback, Boost
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Control Technique PULSE WIDTH MODULATION
Rise Time50ns
Fall Time (Typ) 50 ns
Nominal Input Voltage25V
Switcher Configuration SINGLE
Max Duty Cycle 50 %
Duty Cycle (Max) 48 %
Height 1.58mm
Length 4.9mm
Width 3.91mm
Radiation HardeningNo
RoHS StatusRoHS Compliant
Lead Free Lead Free
In-Stock:2715 items

UC3844D8G4 Product Details

UC3844D8G4 Overview


It is embedded in package SOIC .Analog IC type SWITCHING CONTROLLER is utilized in this AC DC converter.As a result, the switching frequency reaches 500kHz .There have been 8 terminations of this program.Approximately 8 pins are present on the ac/dc converter.The pins of the ac-dc converter total to 8 .In this AC to DC transformer, there are 1 outputs to run.There are a ac to dc conversions included in Switching Regulator or Controllers .This AC/DC converter produces a voltage of 5V as its output.As long as AC to DC converter is operated at frequency 450kHz ,it is capable of attaining high efficiency.When 70°C is set to the maximum, the AC to DC power converter will run continuously.There must be a minimum working temperature of 0°C for this isolated switch.It provides maximum design flexibility due to its 200mA output current.There is 13.5V output voltage from it.

UC3844D8G4 Features


Packaged with SOIC
Switching Frequency at 500kHz
With 8 pins


UC3844D8G4 Applications


There are a lot of Texas Instruments
UC3844D8G4 AC DC Converters applications.


  • Adaptors for DSCs
  • Set-top boxes
  • DVD players
  • Records
  • Linear Adapter Replacements
  • Chargers for cell/cordless phones
  • PDAs
  • MP3
  • Portable audio
  • Adapters

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