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  • UC3844AN

UC3844AN

8 Terminals 10V~30V 8-Pin UC3844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver


  • Manufacturer: STMicroelectronics
  • Origchip NO: 761-UC3844AN
  • Package: 8-DIP (0.300, 7.62mm)
  • Datasheet: PDF
  • Stock: 168
  • Description: 8 Terminals 10V~30V 8-Pin UC3844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver (Kg)

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Details

Tags

Parameters
Mount Through Hole
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Number of Pins 8
Operating Temperature -40°C~150°C TJ
Packaging Tube
JESD-609 Code e0
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish TIN LEAD
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 250kHz
Base Part Number UC3844
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 5.1V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive
Power Dissipation 1W
Output Current 1A
Voltage - Supply (Vcc/Vdd) 10V~30V
Quiescent Current 11mA
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Frequency - Switching Up to 500kHz
Input Voltage (Max) 30V
Control Technique PULSE WIDTH MODULATION
Rise Time 50ns
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Switcher Configuration SINGLE
Max Duty Cycle 50 %
Input Current 11mA
Duty Cycle (Max) 48%
Width 7.62mm
REACH SVHC No SVHC
RoHS Status Non-RoHS Compliant
Lead Free Lead Free

UC3844AN Overview


It comes in the 8-DIP (0.300, 7.62mm) package, which makes switching controller suitable for most applications. The dc motor controller is adquate to generate for 1 outputs. The pmic is packaged in Tube solid enclosure. It is capable of dealing with Transistor Driver dc switching's output (s). dc switching'sThe supply and operating voltage of the dc control are 10V~30V. Work well in dc switchers with a -40°C~150°C TJ. It can switch at Up to 500kHz. As it has a Through Hole value, it can be used for general dc dc regulator. In order to control switching efficiently, the dcdc regulator features Frequency Control. Thare switch converters are connected to an analog integrated circuit (IC) of type SWITCHING CONTROLLER. Switching converters are designed with the terminal (s) at position DUAL . A variety of dc switching's functions can be performed on 8 terminations. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. The DC switcher's nominal voltage is 15V. A search for "UC3844" will reveal other relevant dc to dc converter ics. 8 pins are on switching converter. Specifically, switching converter falls under the Switching Regulator or Controllers category. DC regulator outputs 5.1V voltage according to the test statistics. At most, the dc to dc regulator accepts 30V input voltage. If you start a project, note down the dc dc regulator's usual output current of 1A. Power-up and power-down reliability is ensured voltage regulator dc to dc by setting the maximum duty cycle to 50 %. Having a Through Hole makes DC switcher ideal for most prototype and application designs. A frequency of 250kHz is set for the switching controller. As long as the dc switching is in a dormant state, it utilizes 11mA. 11mA current flow input could be used to operate the switching converter .

UC3844AN Features


Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 250kHz

UC3844AN Applications


There are a lot of STMicroelectronics UC3844AN DC to DC converter applications.

  • Smart grid
  • Experimental setup
  • Emergency lighting monitoring equipment
  • Ball screw pair
  • Remotely powered electric motors
  • Digital video recorders
  • Electric water heaters
  • Arc suppression circuits
  • Various CNC machine tools
  • Various precision measuring detectors