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  • UC2851N

UC2851N

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


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC2851N
  • Package: 18-DIP (0.300, 7.62mm)
  • Datasheet: PDF
  • Stock: 866
  • Description: 18 Terminations7.8V~32V 18 Pin UC2851 AC to DC power converter1 OutputsUp to 500kHz (Kg)

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Details

Tags

Parameters
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Mounting Type Through Hole
Package / Case 18-DIP (0.300, 7.62mm)
Surface Mount NO
Number of Pins 18
Weight 1.206102g
Operating Temperature -40°C~85°C TA
Packaging Tube
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
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
Number of Functions 1
Terminal Pitch 2.54mm
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 5.08mm
Length 22.48mm
Width 6.35mm
Thickness 4.57mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free

UC2851N Overview


It is embedded in package 18-DIP (0.300, 7.62mm) .Tube case is available for the ac dc converter.There is a AC/DC converter mounted in the way of Through Hole .The ac dc converter needs to be operated at -40°C~85°C TA °C in order to perform.SWITCHING CONTROLLER analog ICs are employed in this AC DC converter.When the switching frequency reaches Up to 500kHz , the process is complete.Supply voltage (Vcc/Vdd) does not need to exceed 7.8V~32V .It has a total of 18 terminations.On the ac/dc converter, there are 18 pins.There are 18 pins in total.Based on the UC2851 family, you can search for similar acdc converters.Running 1 outputs is available.Switching Regulator or Controllers includes the ac to dc conversions.400mA is set as the output current.There is 40V voltage output from it.AC to DC converter reaches high efficiency when operated at a frequency of 450kHz .There is 1W output power generated by a coverter.Also, CURRENT MODE OPERATION IS ALSO POSSIBLE can be found using this ACDC converter.

UC2851N Features


Packaged with 18-DIP (0.300, 7.62mm)
Switching Frequency at Up to 500kHz
With 18 pins
Output Current at 400mA

UC2851N Applications


There are a lot of Texas Instruments UC2851N AC DC Converters applications.

  • Home Appliance Applications
  • ATX/BTX Auxiliary Power
  • Charger
  • Standby Power Supply
  • Air conditioners
  • SMPS house keeping power supplies
  • Off--line Battery Charger
  • IoT Applications
  • Smartphones
  • Power Adaptors