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  • Manufacturer No:
    TL3843BD
  • Manufacturer:
    Texas Instruments
  • Category:
    PMIC - Voltage Regulators - DC DC Switching Controllers
  • Datasheet:
    TL3843BD
  • SKU:
    1242906
  • Description:
    Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down - DC-DC Controller IC 14-SOIC

TL3843BD Details

Boost, Flyback, Forward Regulator Positive Output Step-Up, Step-Up/Step-Down - DC-DC Controller IC 14-SOIC

TL3843BD Specification Parameters

  • Part Status: Active
  • Moisture Sensitivity Level (MSL): 1 (Unlimited)
  • Number of Outputs: 1
  • Pbfree Code: yes
  • Surface Mount: YES
  • JESD-609 Code: e4
  • Factory Lead Time: 6 Weeks
  • Terminal Form: GULL WING
  • Terminal Finish: Nickel/Palladium/Gold (Ni/Pd/Au)
  • Number of Terminations: 14
  • Supply Voltage: 15V
  • Output Voltage: 30V
  • Technology: BIPOLAR
  • Lifecycle Status: ACTIVE (Last Updated: 1 week ago)
  • Operating Temperature: 0°C~70°C TA
  • Control Technique: PULSE WIDTH MODULATION
  • Control Mode: CURRENT-MODE
  • Thickness: 1.58mm
  • Package / Case: 14-SOIC (0.154, 3.90mm Width)
  • Length: 8.65mm
  • Frequency: 500kHz
  • Function: Step-Up, Step-Up/Step-Down
  • Max Duty Cycle: 100 %
  • Weight: 129.387224mg
  • Voltage - Supply (Vcc/Vdd): 7.6V~30V
  • Base Part Number: TL3843
  • RoHS Status: ROHS3 Compliant
  • Mounting Type: Surface Mount
  • ECCN Code: EAR99
  • Synchronous Rectifier: No
  • Lead Free: Lead Free
  • Terminal Position: DUAL
  • Packaging: Tube
  • Peak Reflow Temperature (Cel): 260
  • Nominal Input Voltage: 5.5V
  • Number of Pins: 14
  • Input Voltage-Nom: 15V
  • Output Configuration: Positive
  • Output Current: 200mA
  • Height: 1.75mm
  • Supply Current-Max (Isup): 30mA
  • Subcategory: Switching Regulator or Controllers
  • Width: 3.91mm
  • Analog IC - Other Type: SWITCHING CONTROLLER
  • Output Type: Transistor Driver
  • Fall Time (Typ): 50 ns
  • Rise Time: 50ns
  • Control Features: Frequency Control
  • Duty Cycle (Max): 96%
  • Frequency - Switching: Up to 500kHz
  • Topology: Boost, Flyback, Forward

Texas Instruments — Manufacturer Introduction

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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