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  • Manufacturer No:
    UC3844D
  • Manufacturer:
    ON Semiconductor
  • Category:
    PMIC - Voltage Regulators - DC DC Switching Controllers
  • Datasheet:
    UC3844D
  • SKU:
    4253972
  • Description:
    CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 45ns 0C~70C TA Up to 500kHz 5.1V

UC3844D Details

CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 45ns 0C~70C TA Up to 500kHz 5.1V

UC3844D Specification Parameters

  • Moisture Sensitivity Level (MSL): 1 (Unlimited)
  • Mount: Surface Mount
  • RoHS Status: RoHS Compliant
  • Synchronous Rectifier: No
  • Terminal Position: DUAL
  • JESD-609 Code: e0
  • Time@Peak Reflow Temperature-Max (s): 30
  • Number of Pins: 14
  • Input Voltage (Max): 25V
  • Input Voltage-Nom: 15V
  • Output Configuration: Positive
  • Technology: BIPOLAR
  • Width: 3.9mm
  • Control Technique: PULSE WIDTH MODULATION
  • Control Mode: CURRENT-MODE
  • Output Type: Transistor Driver
  • Voltage - Supply (Vcc/Vdd): 10V~30V
  • Output Voltage: 5.1V
  • Operating Supply Current: 17mA
  • Control Features: Frequency Control
  • Max Duty Cycle: 50 %
  • Frequency - Switching: Up to 500kHz
  • Duty Cycle (Max): 48%
  • Mounting Type: Surface Mount
  • Number of Outputs: 1
  • ECCN Code: EAR99
  • Part Status: Obsolete
  • Packaging: Tube
  • Terminal Form: GULL WING
  • Number of Terminations: 14
  • Terminal Finish: Tin/Lead (Sn/Pb)
  • Output Current: 1A
  • Switcher Configuration: SINGLE
  • Published: 2002
  • Peak Reflow Temperature (Cel): 240
  • Operating Temperature: 0°C~70°C TA
  • Subcategory: Switching Regulator or Controllers
  • Analog IC - Other Type: SWITCHING CONTROLLER
  • Length: 8.65mm
  • Fall Time (Typ): 35 ns
  • Nominal Supply Current: 17mA
  • Function: Step-Up, Step-Up/Step-Down
  • Rise Time: 45ns
  • Package / Case: 14-SOIC (0.209, 5.30mm Width)
  • Topology: Boost, Flyback
  • Base Part Number: UC3844

ON Semiconductor — Manufacturer Introduction

ON Semiconductor (Nasdaq: ON) is driving energy efficient innovations, empowering customers to reduce global energy use. The company offers a comprehensive portfolio of energy efficient power and signal management, logic, discrete and custom solutions to help design engineers solve their unique design challenges in automotive, communications, computing, consumer, industrial, LED lighting, medical, military/aerospace and power supply applications. ON Semiconductor operates a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, sales offices and design centers in key markets throughout North America, Europe, and the Asia Pacific regions.

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