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UCC2891PWR

UCC2891PWR

UCC2891PWR

Texas Instruments

16 Terminals 8.5V~16V 16-Pin UCC2891 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 250kHz Transistor Driver

SOT-23

UCC2891PWR Datasheet

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In-Stock: 0 items
Specifications
Name Value
Type Parameter
Factory Lead Time 16 Weeks
Lifecycle Status ACTIVE (Last Updated: 4 days ago)
Mounting Type Surface Mount
Package / Case 16-TSSOP (0.173, 4.40mm Width)
Surface Mount YES
Number of Pins 16
Weight 61.887009mg
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
JESD-609 Code e4
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 16
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
Supply Voltage 12V
Frequency 1MHz
Base Part Number UCC2891
Function Step-Up/Step-Down
Number of Outputs 1
Output Voltage 11.1V
Output Type Transistor Driver
Operating Supply Voltage 12V
Input Voltage-Nom 12V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Output Current 150mA
Voltage - Supply (Vcc/Vdd) 8.5V~16V
Control Features Current Limit, Enable, On Time Control, Ramp, Soft Start
Topology Flyback, Forward Converter
Control Mode CURRENT-MODE
Frequency - Switching 250kHz
Control Technique PULSE WIDTH MODULATION
Rise Time 19ns
Supply Current-Max (Isup) 3mA
Synchronous Rectifier No
Fall Time (Typ) 14 ns
Nominal Input Voltage 110V
Switcher Configuration SINGLE
Max Duty Cycle 73 %
Duty Cycle (Max) 70%
Clock Sync Yes
Height 1.2mm
Length 5mm
Width 4.4mm
Thickness 1mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
2,000 $1.30680 $2.6136
UCC2891PWR Product Details

UCC2891PWR Overview


In the 16-TSSOP (0.173, 4.40mm Width) package, the switching controller meets most application requirements. The dc motor controller is adquate to generate for 1 outputs. Packaged in solid enclosures, this pmic has a Tape & Reel (TR) rating. A total of Transistor Driver dc switching's outputs can be handled by it. DC control operates at 8.5V~16V volts and has 8.5V~16V supply voltage. Work well in dc switchers with a -40°C~85°C TA. Using this switching controller, it is possible to switch at 250kHz. A generalization of dc dc regulator can be made using Surface Mount. Featured in the dcdc regulator is Current Limit, Enable, On Time Control, Ramp, Soft Start which allows efficient switching control. SWITCHING CONTROLLER analog IC connects the switch converters. There are a DUAL terminal on the switching converters. 16 terminations with a variety of function. These dc dc converter ics adapt a variety of control techniques, including PULSE WIDTH MODULATION. It is inputted with a DC switcher's voltage of 12V. Search for "UCC2891" to find other relevant dc to dc converter ics. 16 pins are present on switching converter. In particular, switching converter belongs to the Switching Regulator or Controllers family. DC regulator outputs 11.1V voltage according to the test statistics. normally, the dc dc regulator's output current is 150mA, which you should keep in mind when starting a project. Voltage regulator dc to dc is designed to operate at 73 % duty cycle during power-ups and power-downs to ensure reliability. 1MHz is the frequency of the switching controller. When running the voltage regulator dc to dc in a circuit, users should apply 12V to ensure safety and reliability. It is possible to set the input voltage to 110V for nominal working status. Switching controller is necessary to provide a voltage of 12V. There should be 3mA more than 3mA amps of current supplied to the controller.

UCC2891PWR Features


Transistor Driver Outputs
Switching Frequency: 250kHz
Current Limit, Enable, On Time Control, Ramp, Soft Start
PULSE WIDTH MODULATION
Max Duty Cycle: 73 %
Frequency: 1MHz

UCC2891PWR Applications


There are a lot of Texas Instruments UCC2891PWR DC to DC converter applications.

  • Elevator lighting
  • Automatic plug-in machines
  • Computed tomography (CT)
  • Computer rooms
  • Household control circuits
  • Electric water heaters
  • Electrical power transmission
  • Gear/thread machining machines
  • Bending machines
  • Correction machines

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