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UC3841DWTRG4

UC3841DWTRG4

UC3841DWTRG4

Texas Instruments

18 Terminals 8V~32V 18-Pin UC3841 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver

SOT-23

UC3841DWTRG4 Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Mounting Type Surface Mount
Package / Case 18-SOIC (0.295, 7.50mm Width)
Surface MountYES
Number of Pins 18
Operating Temperature0°C~70°C TA
PackagingTape & Reel (TR)
Pbfree Code yes
Part StatusObsolete
Moisture Sensitivity Level (MSL) 2 (1 Year)
Number of Terminations 18
ECCN Code EAR99
Additional FeatureCURRENT MODE OPERATION IS ALSO POSSIBLE
Subcategory Switching Regulator or Controllers
Technology BICMOS
Terminal Position DUAL
Terminal FormGULL WING
Frequency 450kHz
Base Part Number UC3841
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 40V
Output Type Transistor Driver
Input Voltage-Nom 20V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Output Current400mA
Voltage - Supply (Vcc/Vdd) 8V~32V
Control Features Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
Topology Boost, Flyback, Forward Converter
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Control Technique PULSE WIDTH MODULATION
Synchronous RectifierNo
Nominal Input Voltage30V
Switcher Configuration SINGLE
Max Duty Cycle 95 %
Height Seated (Max) 2.65mm
Width 7.5mm
RoHS StatusROHS3 Compliant
Lead Free Lead Free
In-Stock:2331 items

UC3841DWTRG4 Product Details

UC3841DWTRG4 Overview


It comes in a 18-SOIC (0.295, 7.50mm Width) package, so switching controller can be used for most applications. There is enough capacity in the dc motor controller to generate the output for the 1 input. PMIC is packaged in a solid enclosure of Tape & Reel (TR). It is capable of dealing with Transistor Driver dc switching's output (s). dc switching'sThis dc control operates at 8V~32V and has a 8V~32V supply voltage. Work well in dc switchers with a 0°C~70°C TA. This switching controller can switch at 500kHz. dc dc regulators can be carried out with Surface Mount. Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start is used for efficient switching control in the dcdc regulator. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. Terminal (s) of the switching converters are designed at the DUAL position. 18 terminations with a variety of function. A few of the control techniques these dc dc converter ics adapt include PULSE WIDTH MODULATION. DC switcher's input voltageis set to 20V. You can find other relevant dc to dc converter ics by searching "UC3841". There are 18 pins on switching converter. Specifically, switching converter falls under the Switching Regulator or Controllers category. Statistically, DC regulator outputs 40V volts. A starting point for a project is to note down the dc dc regulator's usual output current, which is 400mA. voltage regulator dc to dcs with a 95 % duty cycle are designed to be reliable when powered on and powered off. Switching controller operates at a frequency of 450kHz. As a result, DC to DC voltage regulator has a value of CURRENT MODE OPERATION IS ALSO POSSIBLE so that the need can be met more directly. You can set the input voltage to 30V for nominal working status.

UC3841DWTRG4 Features


Transistor Driver Outputs
Switching Frequency: 500kHz
Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 95 %
Frequency: 450kHz
CURRENT MODE OPERATION IS ALSO POSSIBLE

UC3841DWTRG4 Applications


There are a lot of Texas Instruments UC3841DWTRG4 DC to DC converter applications.

  • Various precision measuring detectors
  • CNC system
  • Driver circuits
  • Photovoltaic power
  • Gear/thread machining machines
  • Various CNC machine tools
  • SMT equipment
  • Current source circuits
  • Elevator lighting
  • Post equipment

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