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  • UC2851DW

UC2851DW

18 Terminations7.8V~32V 18 Pin UC2851 AC to DC power converter1 OutputsUp to 500kHz


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC2851DW
  • Package: 18-SOIC (0.295, 7.50mm Width)
  • Datasheet: PDF
  • Stock: 178
  • Description: 18 Terminations7.8V~32V 18 Pin UC2851 AC to DC power converter1 OutputsUp to 500kHz (Kg)

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Details

Tags

Parameters
Peak Reflow Temperature (Cel) 260
Number of Functions 1
Frequency 450kHz
Base Part Number UC2851
Pin Count 18
Number of Outputs 1
Output Voltage 40V
Input Voltage-Nom 20V
Analog IC - Other Type SWITCHING CONTROLLER
Nominal Supply Current 15mA
Output Current 400mA
Voltage - Supply (Vcc/Vdd) 7.8V~32V
Output Power 1W
Control Features Frequency Control, Soft Start
Topology Boost, Buck, Flyback, Forward
Control Mode CURRENT/VOLTAGE-MODE
Frequency - Switching Up to 500kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 50ns
Fall Time (Typ) 50 ns
Nominal Input Voltage 30V
Switcher Configuration BUCK-BOOST
Internal Switch(s) No
Fault Protection Current Limiting, Over Voltage
Max Duty Cycle 46 %
Isolation Non-Isolated
Duty Cycle 50%
Voltage - Start Up 8V
Height 2.65mm
Length 11.5mm
Width 7.5mm
Thickness 2.35mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 4 days ago)
Mounting Type Surface Mount
Package / Case 18-SOIC (0.295, 7.50mm Width)
Surface Mount YES
Number of Pins 18
Operating Temperature -40°C~85°C TA
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 18
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Additional Feature CURRENT MODE OPERATION IS ALSO POSSIBLE
Subcategory Switching Regulator or Controllers
Max Power Dissipation 1W
Technology BICMOS
Terminal Position DUAL
Terminal Form GULL WING

UC2851DW Overview


There is a ac to dc converter embedded in package 18-SOIC (0.295, 7.50mm Width) .In Tube AC/DC power converter, it is available.Surface Mount is mounted in the way of this AC/DC converter.Ideally, the ac dc converter should be operated at a temperature of -40°C~85°C TA degrees Celsius.Analog ICs of type SWITCHING CONTROLLER are used in this AC DC converter.In this AC to DC transformer, the switching frequency is Up to 500kHz .This AC/DC converter is designed for use within the range of 7.8V~32V supply voltage (Vcc/Vdd).There have been 18 terminations of this program.There are 18 pins on the ac/dc converter.A total of 18 pins are present on the ac-dc converter.A similar acdc converter can be searched by using the UC2851 family.A total of 1 outputs are available for processing.The ac to dc conversions are contained in Switching Regulator or Controllers .In this AC to DC transformer, the output current is set to 400mA .The output voltage of the AC/DC converter is 40V .A high efficiency can be achieved by operating at a frequency of 450kHz .Coverters generate 1W in terms of output power.It is also possible to discover CURRENT MODE OPERATION IS ALSO POSSIBLE when using this ACDC converter.

UC2851DW Features


Packaged with 18-SOIC (0.295, 7.50mm Width)
Switching Frequency at Up to 500kHz
With 18 pins
Output Current at 400mA

UC2851DW Applications


There are a lot of Texas Instruments UC2851DW AC DC Converters applications.

  • AC--DC Adapter
  • Tablets
  • Dimmers
  • Linear Adapter Replacements
  • USB type-c v1.2 chargers with optional VDM
  • AC?DC USB chargers for Tablets
  • LED Driver
  • AC?DC USB chargers for Cameras
  • Adaptors for DSCs
  • AC/DC Adaptors/Chargers for Cordless Phone