L4977A

STMicroelectronics L4977A

Part Number:
L4977A
Manufacturer:
STMicroelectronics
Ventron No:
3755225-L4977A
Description:
IC REG BUCK ADJ 7A 15MULTIWATT
ECAD Model:
Datasheet:
L4977A

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Specifications
STMicroelectronics L4977A technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics L4977A.
  • Factory Lead Time
    6 Weeks
  • Lifecycle Status
    NRND (Last Updated: 8 months ago)
  • Mount
    Through Hole
  • Mounting Type
    Through Hole
  • Package / Case
    Multiwatt-15 (Vertical, Bent and Staggered Leads)
  • Number of Pins
    15
  • Operating Temperature
    -40°C~150°C TJ
  • Packaging
    Tube
  • JESD-609 Code
    e3
  • Part Status
    Active
  • Moisture Sensitivity Level (MSL)
    1 (Unlimited)
  • Number of Terminations
    15
  • ECCN Code
    EAR99
  • Terminal Finish
    Matte Tin (Sn)
  • Subcategory
    Switching Regulator or Controllers
  • Technology
    BCDMOS
  • Terminal Position
    ZIG-ZAG
  • Base Part Number
    L4977
  • Function
    Step-Down
  • Number of Outputs
    1
  • Efficiency
    87 %
  • Voltage - Input (Max)
    50V
  • Output Voltage
    40V
  • Output Type
    Adjustable
  • Max Output Current
    7A
  • Operating Supply Voltage
    50V
  • Voltage - Input (Min)
    15V
  • Input Voltage-Nom
    35V
  • Analog IC - Other Type
    SWITCHING REGULATOR
  • Output Configuration
    Positive
  • Max Output Voltage
    40V
  • Topology
    Buck
  • Control Mode
    VOLTAGE-MODE
  • Frequency - Switching
    200kHz~500kHz
  • Control Technique
    PULSE WIDTH MODULATION
  • Synchronous Rectifier
    No
  • Min Output Voltage
    5.1V
  • Height
    10.7mm
  • Length
    19.6mm
  • Width
    5mm
  • RoHS Status
    ROHS3 Compliant
  • Lead Free
    Lead Free
Description
L4977A Overview
The specific product being described is a PMIC - Voltage Regulators - DC DC Switching Regulators chip manufactured by STMicroelectronics. This chip falls under the category of PMIC - Voltage Regulators - DC DC Switching Regulators. It comes in a Multiwatt-15 package with a vertical orientation and bent and staggered leads. The packaging for this chip is a tube. It has a Moisture Sensitivity Level (MSL) of 1, which means it has no restrictions on exposure to moisture. This chip has one output and can handle a maximum input voltage of 50V. The output voltage is 40V and the minimum input voltage is 15V. The control technique used is PULSE WIDTH MODULATION. The minimum output voltage for this chip is 5.1V. Its length is 19.6mm.

L4977A Features
1 outputs
15 pins
Operating supply voltage of 50V

L4977A Applications
There are a lot of STMicroelectronics L4977A Voltage Regulators applications.

Energy management systems
Terrestrial set-top boxes
Experimental setup
USB circuits
Ball screw pair
Pipe bending machines
Household control circuits
Post equipment
Geothermal power
Special machining machine tools
L4977A More Descriptions
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IC CTRLR PWM 4PHASE BUCK 48-QFN
Product Description Demo for Development.
French Electronic Distributor since 1988
IC REG BUCK ADJ 7A 15MULTIWATT
Certification
  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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