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  • UC2845AD8

UC2845AD8

8 Terminals 7.6V~30V 8-Pin UC2845 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver


  • Manufacturer: Texas Instruments
  • Origchip NO: 815-UC2845AD8
  • Package: 8-SOIC (0.154, 3.90mm Width)
  • Datasheet: PDF
  • Stock: 769
  • Description: 8 Terminals 7.6V~30V 8-Pin UC2845 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver (Kg)

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Details

Tags

Parameters
Factory Lead Time 6 Weeks
Lifecycle Status ACTIVE (Last Updated: 5 days ago)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 8
Weight 72.603129mg
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 8
ECCN Code EAR99
Terminal Finish Nickel/Palladium/Gold (Ni/Pd/Au)
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 11V
Frequency 450kHz
Base Part Number UC2845
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 15V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive, Isolation Capable
Output Current 1A
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Control Features Frequency Control
Topology Boost, Flyback, Forward Converter
Control Mode CURRENT-MODE
Frequency - Switching 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
Switcher Configuration BUCK-BOOST
Max Duty Cycle 50 %
Duty Cycle (Max) 48%
Height 1.75mm
Length 4.9mm
Width 3.91mm
Thickness 1.58mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free

UC2845AD8 Overview


It comes in a 8-SOIC (0.154, 3.90mm Width) package, so switching controller can be used for most applications. There is sufficient capacity to generate switching controller for outputs 1. Packaging for the pmic consists of Tube solid enclosures. It is capable of dealing with Transistor Driver dc switching's output (s). dc switching'sVoltages 7.6V~30V are the dc control's supply voltage and operating voltage, respectively. Worked in a -40°C~85°C TA dc switcher before. With this switching controller, you can switch at 500kHz. A generalization of dc dc regulator can be made using Surface Mount. DCDC regulator is controlled efficiently by Frequency Control. The switch converters are connected to an analog IC with a SWITCHING CONTROLLER output. DUAL are the position of the terminal of the switching converters. A variety of terminations with 8 of dc switching. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. The DC switcher's nominal voltage is 15V. Search for "UC2845" to find other relevant dc to dc converter ics. 8 pins are present on switching converter. The type is a particular Switching Regulator or Controllers of switching converter. Test statistics indicate DC regulator outputs 15V voltage. You should note that the dc dc regulator's usual output current is 1A. As a result of this, the maximum duty cycle of the voltage regulator dc to dc must remain 50 % during power-up and power-down. 450kHz is the frequency of the switching controller. For nominal working status, the input voltage can be set as 25V. The supply voltage should be 11V. Current supplied to the controller should not exceed 25mA.

UC2845AD8 Features


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

UC2845AD8 Applications


There are a lot of Texas Instruments UC2845AD8 DC to DC converter applications.

  • Grinders
  • Medical monitoring systems
  • Digital video recorders
  • Experimental setup
  • Alternators
  • Servo drive system
  • Access control systems
  • Wide-range voltage regulation circuits
  • Cutting machine tools
  • Various precision measuring instruments