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UC2851N123
Inventory:2526
  • Qty Unit Price price
  • 1 $23338.785 $23338.785
  • 10 $23107.707 $231077.07
  • 100 $22878.917 $2287891.7
  • 1000 $22652.393 $22652393
  • 10000 $22428.1111 $224281111

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UC2851N
  • Manufacturer No:
    UC2851N
  • Manufacturer:
    Texas Instruments
  • Category:
    PMIC - AC DC Converters, Offline Switchers
  • Datasheet:
    UC2851N
  • SKU:
    1283509
  • Description:
    Converter Offline Boost, Buck, Flyback, Forward Topology Up to 500kHz 18-PDIP

UC2851N Details

Converter Offline Boost, Buck, Flyback, Forward Topology Up to 500kHz 18-PDIP

UC2851N Specification Parameters

  • Part Status: Active
  • RoHS Status: ROHS3 Compliant
  • Mounting Type: Through Hole
  • Number of Outputs: 1
  • Pbfree Code: yes
  • Lead Free: Lead Free
  • Terminal Position: DUAL
  • Packaging: Tube
  • Max Power Dissipation: 1W
  • Terminal Finish: Nickel/Palladium/Gold (Ni/Pd/Au)
  • Height: 5.08mm
  • Nominal Input Voltage: 30V
  • Number of Terminations: 18
  • Width: 6.35mm
  • Output Voltage: 40V
  • Control Technique: PULSE WIDTH MODULATION
  • Subcategory: Switching Regulator or Controllers
  • Nominal Supply Current: 15mA
  • Analog IC - Other Type: SWITCHING CONTROLLER
  • Rise Time: 50 ns
  • Isolation: Non-Isolated
  • Package / Case: 18-DIP (0.300, 7.62mm)
  • Frequency - Switching: Up to 500kHz
  • Control Features: Frequency Control, Soft Start
  • Length: 22.48mm
  • Weight: 1.206102g
  • Max Duty Cycle: 46 %
  • Base Part Number: UC2851
  • Surface Mount: NO
  • Moisture Sensitivity Level (MSL): 1 (Unlimited)
  • Number of Functions: 1
  • ECCN Code: EAR99
  • Internal Switch(s): No
  • JESD-609 Code: e4
  • Factory Lead Time: 6 Weeks
  • Terminal Pitch: 2.54mm
  • Output Power: 1W
  • Operating Temperature: -40°C~85°C TA
  • Input Voltage-Nom: 20V
  • Number of Pins: 18
  • Pin Count: 18
  • Technology: BICMOS
  • Thickness: 4.57mm
  • Lifecycle Status: ACTIVE (Last Updated: 5 days ago)
  • Voltage - Start Up: 8V
  • Output Current: 400mA
  • Fall Time (Typ): 50 ns
  • Duty Cycle: 50%
  • Switcher Configuration: BUCK-BOOST
  • Frequency: 450kHz
  • Control Mode: CURRENT/VOLTAGE-MODE
  • Topology: Boost, Buck, Flyback, Forward
  • Fault Protection: Current Limiting, Over Voltage
  • Additional Feature: CURRENT MODE OPERATION IS ALSO POSSIBLE
  • Voltage - Supply (Vcc/Vdd): 7.8V~32V

Texas Instruments — Manufacturer Introduction

Texas Instruments
Texas Instruments (TI) is a multinational semiconductor company based in Texas, United States. It is renowned for its development, manufacturing, and sale of semiconductors and computer technology, primarily focusing on innovative digital signal processing and analog circuitry. In addition to its semiconductor business, TI also offers solutions in sensing and control, educational products, and digital light processing. Headquartered in Dallas, Texas, TI has manufacturing, design, and sales offices in more than 25 countries. It is the world's largest manufacturer of digital signal processors (DSPs) and analog circuit components, with its analog and digital signal processing technologies holding a dominant position worldwide. After successive acquisitions of Fairchild Semiconductor's manufacturing division and Chengdu Cension Semiconductor, in 2011, TI further solidified its position as a leading analog semiconductor giant by acquiring National Semiconductor for $6.5 billion.

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