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E-UC3844BN

E-UC3844BN

E-UC3844BN

STMicroelectronics

8 Terminals 10V~30V 8-Pin UC3844 DC to DC converter ICSWITCHING CONTROLLER 1 Outputs Up to 500kHz Transistor Driver

SOT-23

E-UC3844BN Datasheet

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Specifications
Name Value
Type Parameter
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
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Number of Terminations 8
ECCN Code EAR99
Terminal Position DUAL
Terminal Pitch 2.54mm
Frequency 250kHz
Base Part Number UC3844
Function 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
Output Configuration Positive, Isolation Capable
Output Current 1A
Voltage - Supply (Vcc/Vdd) 10V~30V
Control Features Frequency Control
Topology Boost, Flyback
Control Mode CURRENT-MODE
Frequency - Switching Up to 500kHz
Input Voltage (Max) 30V
Control Technique PULSE WIDTH MODULATION
Rise Time 50ns
Synchronous Rectifier No
Fall Time (Typ) 50 ns
Switcher Configuration SINGLE
Max Duty Cycle 50 %
Duty Cycle (Max) 48%
Width 7.62mm
RoHS Status ROHS3 Compliant
Lead Free Lead Free
Pricing & Ordering
Quantity Unit Price Ext. Price
2,000 $0.43400 $0.868
E-UC3844BN Product Details

E-UC3844BN Overview


The switching controller fits in the 8-DIP (0.300, 7.62mm) package and is ideal for most applications. There is sufficient capacity to generate switching controller for outputs 1. A solid enclosure of Tube surrounds pmic. A total of Transistor Driver dc switching's outputs can be handled by it. A 10V~30V voltage is supplied to the dc control and used for operating it. Worked in a 0°C~70°C TA dc switcher before. With this switching controller, you can switch at Up to 500kHz. A generalization of dc dc regulator can be made using Through Hole. To provide efficient switching control, Frequency Control is included in the dcdc regulator. A SWITCHING CONTROLLER analog IC is connected to the switch converters. switching converters terminal (s) are designed to be at DUAL. A variety of dc switching's functions can be performed on 8 terminations. A few of the control techniques these dc dc converter ics adapt include PULSE WIDTH MODULATION. The nominal DC switcher's voltage input is 15V. You can find other relevant dc to dc converter ics by searching "UC3844". There are a total of 8 pins on switching converter. The test statistics indicate that DC regulator outputs a voltage of 5.1V. It should be fully noted that the dc to dc regulator only accepts 30V input voltage at most. 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. Voltage regulator dc to dc is designed to operate at 50 % duty cycle during power-ups and power-downs to ensure reliability. As DC switcher has a Through Hole, it's suitable for most applications and prototype designs. Switching controller operates at 250kHz Hz.

E-UC3844BN Features


Transistor Driver Outputs
Switching Frequency: Up to 500kHz
Frequency Control
PULSE WIDTH MODULATION
Max Duty Cycle: 50 %
Frequency: 250kHz

E-UC3844BN Applications


There are a lot of STMicroelectronics E-UC3844BN DC to DC converter applications.

  • Pipe bending machines
  • Computer monitoring equipment of building
  • Driver circuits
  • Industrial robots
  • Flaw detection equipment
  • Sensitive electronic devices
  • Experimental setup
  • Magnetohydrodynamic power
  • Game consoles
  • Digital precision reference circuits

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