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UC3845BVDR2

UC3845BVDR2

UC3845BVDR2

ON Semiconductor

14 Terminals 7.6V~30V 14-Pin UC384*B DC to DC converter IC SWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver

SOT-23

UC3845BVDR2 Datasheet

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Specifications
Name Value
Type Parameter
Mounting Type Surface Mount
Package / Case 14-SOIC (0.154, 3.90mm Width)
Surface Mount YES
Number of Pins 14
Operating Temperature -40°C~105°C TA
Packaging Tape & Reel (TR)
Published 2008
JESD-609 Code e0
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 14
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position DUAL
Terminal Form GULL WING
Peak Reflow Temperature (Cel) 240
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number UC384*B
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Output Configuration Positive or Negative, Isolation Capable
Output Current 1A
Voltage - Supply (Vcc/Vdd) 7.6V~30V
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Frequency - Switching 500kHz
Input Voltage (Max) 25V
Control Technique PULSE WIDTH MODULATION
Rise Time 50ns
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Switcher Configuration SINGLE
Max Frequency 275kHz
Max Duty Cycle 48 %
Length 8.65mm
Width 3.9mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
UC3845BVDR2 Product Details

UC3845BVDR2 Overview


As a result of 14-SOIC (0.154, 3.90mm Width) compact design, the switching controller is compatible with most applications. 1 outputs are supported by the dc motor controller. An enclosure of Tape & Reel (TR) is used to package the PMIC. The system can process Transistor Driver dc switching's outputs (s). 7.6V~30V is the supply voltage and the operating voltage of the dc control. Workable in an dc switcher where -40°C~105°C TA is the -40°C~105°C TArm. The switching controller is capable of switching at the 500kHz position. dc dc regulator can be generalized using Surface Mount. Switching control is made easier with the dcdc regulator's Frequency Control. Connected to a SWITCHING CONTROLLER analog IC, the switch converters are connected to a power supply. switching converters terminal (s) are designed to be at DUAL. There are many different types of terminations for 14. Some of the control techniques used by these dc dc converter ics are PULSE WIDTH MODULATION. It is inputted with a DC switcher's voltage of 15V. A search for "UC384*B" will reveal other relevant dc to dc converter ics. 14 pins are present on switching converter. The type is a particular Switching Regulator or Controllers of switching converter. Voltages 25V are the maximum that the dc to dc regulator will accept. It's important to remember that the dc dc regulator's normaloutput current is 1A, so you should note it down when starting a new project. The maximum duty cycle of this voltage regulator dc to dc is set to 48 % to ensure reliability during power-up and power-down. DC regulators have a maximum frequency of 275kHz.

UC3845BVDR2 Features


Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 48 %


UC3845BVDR2 Applications


There are a lot of ON Semiconductor
UC3845BVDR2 DC to DC converter applications.


  • Automation technology
  • CMM
  • Various precision measuring instruments
  • Various precision measuring detectors
  • Flaw detection equipment
  • Balance equipment
  • Industrial robots
  • Industrial controllers
  • Die casting equipment
  • Injection molding machinery

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