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  • UC2844DG4

UC2844DG4

14 Terminals 12V~28V 14-Pin UC2844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC2844DG4
  • Package: 14-SOIC (0.154, 3.90mm Width)
  • Datasheet: -
  • Stock: 776
  • Description: 14 Terminals 12V~28V 14-Pin UC2844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver (Kg)

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Details

Tags

Parameters
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week ago)
Mounting Type Surface Mount
Package / Case 14-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 14
Weight 122.413241mg
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 14
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory Switching Regulator or Controllers
Technology BICMOS
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Frequency 450kHz
Base Part Number UC2844
Function Step-Up, Step-Down, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 13.5V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Output Current 200mA
Voltage - Supply (Vcc/Vdd) 12V~28V
Control Features Frequency Control
Topology Boost, Buck, Buck-Boost, Flyback, Forward
Control Mode CURRENT-MODE
Frequency - Switching Up to 500kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 50ns
Supply Current-Max (Isup) 25mA
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Nominal Input Voltage 25V
Max Duty Cycle 50 %
Duty Cycle (Max) 48%
Height 1.75mm
Length 8.65mm
Width 3.91mm
Thickness 1.58mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free

UC2844DG4 Overview


Capsuled in the 14-SOIC (0.154, 3.90mm Width) package, the switching controller can be used for a wide range of applications. 1 outputs are supported by the dc motor controller. Packaged in solid enclosures, this pmic has a Tube rating. It is capable of handling Transistor Driver dc switching's outputs (s). DC control operates at 12V~28V volts and has 12V~28V supply voltage. A -40°C~85°C TA dc switcher is not a problem. The switching controller is capable of switching at the Up to 500kHz position. dc dc regulator can be generalized using Surface Mount. Switching control is made easier with the dcdc regulator's Frequency Control. Thare switch converters are connected to an analog integrated circuit (IC) of type SWITCHING CONTROLLER. A switching converters's terminal (s) sits at the DUAL position. Various 14 terminations. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. DC switcher's input voltageis 15V volts. UC2844 can be searched for other relevant dc to dc converter ics. 14 pins are present on switching converter. Particularly, switching converter is a type of Switching Regulator or Controllers. A 13.5V voltage of DC regulator was detected in the test statistics. A starting point for a project is to note down the dc dc regulator's usual output current, which is 200mA. During power-up and power-down, the maximum duty cycle of the voltage regulator dc to dc is set to 50 %. Switching controllers operate at 450kHz frequencies. You can set the input voltage to 25V for nominal working status. In order to ensure proper operation, the controller should not receive more current than 25mA.

UC2844DG4 Features


Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 450kHz

UC2844DG4 Applications


There are a lot of Texas Instruments UC2844DG4 DC to DC converter applications.

  • Injection molding machinery
  • Flaw detection equipment
  • PSRR circuits
  • Smoke prevention equipment
  • Production lines
  • Thermal power
  • Correction machines
  • Computer monitoring equipment of building
  • Boring machines
  • Overvoltage protection circuits in TV sets