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  • Manufacturer No:
    LM1770TMF/NOPB
  • Manufacturer:
    Texas Instruments
  • Category:
    PMIC - Voltage Regulators - DC DC Switching Controllers
  • Datasheet:
    LM1770TMF/NOPB
  • SKU:
    826969
  • Description:
    Buck Regulator Positive Output Step-Down - DC-DC Controller IC SOT-23-5

LM1770TMF/NOPB Details

Buck Regulator Positive Output Step-Down - DC-DC Controller IC SOT-23-5

LM1770TMF/NOPB Specification Parameters

  • Part Status: Active
  • Moisture Sensitivity Level (MSL): 1 (Unlimited)
  • Mount: Surface Mount
  • Number of Outputs: 1
  • Pbfree Code: yes
  • JESD-609 Code: e3
  • Terminal Position: DUAL
  • Input Voltage-Nom: 3.3V
  • Terminal Form: GULL WING
  • Number of Terminations: 5
  • Terminal Finish: Matte Tin (Sn)
  • Width: 1.6mm
  • Output Configuration: Positive
  • Thickness: 1.2mm
  • Output Current: 4A
  • Topology: Buck
  • Package / Case: SC-74A, SOT-753
  • Function: Step-Down
  • Max Frequency: 1MHz
  • Output Type: Transistor Driver
  • Switcher Configuration: PUSH-PULL
  • Duty Cycle: 95 %
  • Frequency - Switching: 100kHz~1MHz
  • Additional Feature: ALSO HAS ADJUSTABLE OUTPUT VOLTAGE AS LOW AS 0.8V
  • RoHS Status: ROHS3 Compliant
  • Mounting Type: Surface Mount
  • Packaging: Tape & Reel (TR)
  • ECCN Code: EAR99
  • Clock Sync: No
  • Lead Free: Lead Free
  • Factory Lead Time: 6 Weeks
  • Synchronous Rectifier: Yes
  • Peak Reflow Temperature (Cel): 260
  • Number of Pins: 5
  • Operating Supply Voltage: 5.5V
  • Input Voltage (Min): 2.8V
  • Output Voltage: 4.5V
  • Length: 2.9mm
  • Control Technique: PULSE WIDTH MODULATION
  • Lifecycle Status: ACTIVE (Last Updated: 5 days ago)
  • Height: 1.45mm
  • Operating Temperature: -40°C~125°C TJ
  • Analog IC - Other Type: SWITCHING CONTROLLER
  • Quiescent Current: 400μA
  • Max Duty Cycle: 95 %
  • Voltage - Supply (Vcc/Vdd): 2.8V~5.5V
  • Weight: 200.998119mg
  • Base Part Number: LM1770

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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