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  • UC3845N

UC3845N

8 Terminals 7.6V~30V 8-Pin UC384* DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver


  • Manufacturer: ON Semiconductor
  • Origchip NO: 598-UC3845N
  • Package: 8-DIP (0.300, 7.62mm)
  • Datasheet: PDF
  • Stock: 811
  • Description: 8 Terminals 7.6V~30V 8-Pin UC384* DC to DC converter ICSWITCHING CONTROLLER 1 Outputs 500kHz Transistor Driver (Kg)

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Details

Tags

Parameters
Mount Through Hole
Mounting Type Through Hole
Package / Case 8-DIP (0.300, 7.62mm)
Number of Pins 8
Operating Temperature 0°C~70°C TA
Packaging Tube
Published 2002
JESD-609 Code e0
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Finish Tin/Lead (Sn/Pb)
Subcategory Switching Regulator or Controllers
Technology BIPOLAR
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 275kHz
Base Part Number UC384*
Function Step-Up, Step-Up/Step-Down
Number of Outputs 1
Output Voltage 5.1V
Output Type Transistor Driver
Input Voltage-Nom 15V
Analog IC - Other Type SWITCHING CONTROLLER
Operating Supply Current 30mA
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 45ns
Synchronous Rectifier No
Fall Time (Typ) 35 ns
Switcher Configuration SINGLE
Max Duty Cycle 50 %
Duty Cycle (Max) 48%
Height Seated (Max) 4.45mm
Width 7.62mm
RoHS Status Non-RoHS Compliant
Lead Free Contains Lead

UC3845N Overview


As a result of 8-DIP (0.300, 7.62mm) compact design, the switching controller is compatible with most applications. It is sufficient to generate 1 outputs with this dc motor controller. There is a Tube solid enclosure around the pmic. Transistor Driver dc switching's outputs (s) can be handled by it. 7.6V~30V is the operating voltage and supply voltage of the dc control. Work well in dc switchers with a 0°C~70°C TA. This switching controller can switch at 500kHz. A generalization of dc dc regulator can be made using Through Hole. In order to control switching efficiently, the dcdc regulator features Frequency Control. The switch converters are connected to a SWITCHING CONTROLLER analog IC. The switching converters's terminals (s) are designed at DUAL. A variety of 8 terminations are available in dc switching. Some of the control techniques adapted by these dc dc converter ics include PULSE WIDTH MODULATION. It is inputted with a DC switcher's voltage of 15V. Other relevant dc to dc converter ics will be returned if you search "UC384*". Pins number 8 of switching converter in total. There is a particular type of Switching Regulator or Controllers in switching converter. DC regulator outputs 5.1V voltage according to the test statistics. Considering the dc to dc regulator can only accept 25V input voltage, it is important to take note of this. 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. It is set to 50 % duty cycle to ensure voltage regulator dc to dc reliability during power-ups and power-downs. DC switcher's Through Hole qualifies it for most applications and prototypes. Switching controller operates at 275kHz Hz. There is 30mA supply current for it.

UC3845N Features


Transistor Driver Outputs
Switching Frequency: 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 275kHz

UC3845N Applications


There are a lot of ON Semiconductor UC3845N DC to DC converter applications.

  • Surge protection circuits
  • Textile machinery
  • Machining centers
  • Driver circuits
  • Computer monitoring equipment of building
  • Adjustable voltage or current linear circuits
  • Sink circuits
  • Motor controller circuits
  • Program control systems
  • Telecommunications equipment