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UC3845BD

UC3845BD

UC3845BD

ON Semiconductor

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

SOT-23

UC3845BD Datasheet

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In-Stock: 0 items
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 0°C~70°C TA
Packaging Tube
Published 2007
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
Frequency 275kHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number UC384*B
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 5.1V
Output Type Transistor Driver
Operating Supply Voltage 30V
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
Quiescent Current 12mA
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 Duty Cycle 48 %
Length 8.65mm
Width 3.9mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead
Pricing & Ordering
Quantity Unit Price Ext. Price
440 $0.80641 $354.8204
UC3845BD Product Details

UC3845BD Overview


In the 14-SOIC (0.154, 3.90mm Width) package, the switching controller meets most application requirements. There is sufficient capacity to generate switching controller for outputs 1. There is a Tube solid enclosure around the pmic. With this function, you can deal with Transistor Driver dc switching's outputs (s). DC control operates at 7.6V~30V volts and has 7.6V~30V supply voltage. Suitable for working in an dc switcher that has a 0°C~70°C TA. It can switch at 500kHz. As it has a Surface Mount value, it can be used for general dc dc regulator. To provide efficient switching control, Frequency Control is included in the dcdc regulator. A SWITCHING CONTROLLER analog integrated circuit is connected to the switch converters. DUAL are the position of the terminal of the switching converters. Various 14 terminations. This dc dc converter ic uses a variety of control techniques, including PULSE WIDTH MODULATION. There is a DC switcher's nominal voltage of 15V. In addition to "UC384*B", there are other relevant dc to dc converter ics you can find. There are 14 pins on switching converter. Specifically, switching converter falls under the Switching Regulator or Controllers category. DC regulator outputs 5.1V voltage based on test statistics. The dc to dc regulator can only accept 25V input voltage. A starting point for a project is to note down the dc dc regulator's usual output current, which is 1A. Voltage regulator dc to dc is designed to operate at 48 % duty cycle during power-ups and power-downs to ensure reliability. A frequency of 275kHz is set for the switching controller. In order for the voltage regulator dc to dc to perform safely and reliably in a circuit, users are advised to apply 30V. In dormant mode, 12mA is used.

UC3845BD Features


Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 48 %
Frequency: 275kHz


UC3845BD Applications


There are a lot of ON Semiconductor
UC3845BD DC to DC converter applications.


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

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