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UC2841N

UC2841N

UC2841N

Texas Instruments

18 Terminals 8V~32V 18-Pin UC2841 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver

SOT-23

UC2841N Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 1 week 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 -25°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
Terminal Pitch 2.54mm
Frequency 450kHz
Base Part Number UC2841
Function Step-Up, Step-Down, 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 Current 400mA
Voltage - Supply (Vcc/Vdd) 8V~32V
Control Features Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start
Topology Buck, Boost, Flyback, Forward Converter
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Control Technique PULSE WIDTH MODULATION
Synchronous Rectifier No
Nominal Input Voltage 30V
Switcher Configuration BUCK-BOOST
Max Duty Cycle 95 %
Height 5.08mm
Length 22.48mm
Width 6.35mm
Thickness 4.57mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
1 $18.13000 $18.13
20 $16.65800 $333.16
40 $15.96725 $638.69
100 $14.06850 $1406.85
500 $12.51496 $6257.48
UC2841N Product Details

UC2841N Overview


The switching controller fits in the 18-DIP (0.300, 7.62mm) package and is ideal for most applications. dc motor controller is suitable for 1 output generation. Tube is the solid enclosure in which PMIC is packaged. It is capable of handling Transistor Driver dc switching's outputs (s). dc controls with 8V~32V voltage are supplied and operated. Work well in dc switchers with a -25°C~85°C TA. Using this switching controller, it is possible to switch at 500kHz. The Through Hole value makes it suitable for general dc dc regulator. To provide efficient switching control, Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start is included in the dcdc regulator. The switch converters are connected to an analog IC with a SWITCHING CONTROLLER output. Switching converters are designed with the terminal (s) at position DUAL . A variety of dc switching's functions can be performed on 18 terminations. Some of the control techniques used by these dc dc converter ics are PULSE WIDTH MODULATION. DC switcher's input voltageis 20V volts. A search for "UC2841" will reveal other relevant dc to dc converter ics. There are a total of 18 pins on switching converter. Switching converter is a special type of Switching Regulator or Controllers. A 40V voltage of DC regulator was detected in the test statistics. The dc dc regulator's usual output current is 400mA, which should be noted down when you start a project. The duty cycle of the voltage regulator dc to dc can be set to 95 % on power-up or power-down to ensure reliability. Switching controller operates at 450kHz Hz. The value of DC to DC voltage regulator is set to CURRENT MODE OPERATION IS ALSO POSSIBLE in order to better satisfy the requirement. It is possible to set the input voltage as 30V for nominal working statuses.

UC2841N 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

UC2841N Applications


There are a lot of Texas Instruments UC2841N DC to DC converter applications.

  • Program control systems
  • seismic instrument power circuits
  • Alternators
  • Scientific research
  • Network technology
  • CMM
  • Servo drive system
  • Smart grid
  • Electric water heaters
  • Electric heating, lighting

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