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Texas Instruments UCC2977PWRG4

Part Number:

UCC2977PWRG4

Manufacturer:

Texas Instruments

Ventron No:

3840157-UCC2977PWRG4

Description:

IC TRNSFRMR CNTLR 3-13.5V 8TSSOP

Datasheet:

UCC2977PWRG4

Payment:

Payment

Delivery:

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Part Overview

Description
The UCC3975/6/7 family of 8-pin PZT controllers integrates the necessary circuitry for operating a PZT-based backlight supply using a flyback, half-bridge, or push-pull topology. The choice of power topology depends on application requirements such as input voltage, lamp voltage, and PZT gain.

Features
3-V to 13.5-V Operation
Supports Flyback (UCC3975), Half-Bridge (UCC3976), and Push-Pull (UCC3977) Topologies
Programmable Voltage Controlled Oscillator
Open Lamp Protection: Low Shutdown Current (15-μA Typical)
Dual MOSFET Drivers
8-Pin TSSOP package

Applications
Notebook Computers
Portable Electronics Displays
Portable Instruments

Specifications

Texas Instruments UCC2977PWRG4 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments UCC2977PWRG4.

  • Mount
    Surface Mount
  • Mounting Type

    Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include: * Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side. * Surface-mount: Component is placed on the surface of the PCB and soldered in place. * Press-fit: Component is pressed into place on the PCB without soldering. * Socket: Component is inserted into a socket on the PCB, allowing for easy replacement. The mounting type is determined by factors such as the component's size, shape, and power requirements.

    Surface Mount
  • Package / Case

    Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.

    8-TSSOP (0.173, 4.40mm Width)
  • Number of Pins

    Number of Pins: Indicates the number of electrical connections available on the component. These pins are used to connect the component to other components or circuits on a printed circuit board (PCB). The number of pins determines the functionality and connectivity options of the component. It is important to ensure that the component has the correct number of pins for the intended application.

    8
  • Operating Temperature

    Operating Temperature is the range of temperatures at which an electronic component can function properly. It is typically specified in degrees Celsius (°C) and indicates the minimum and maximum temperatures at which the component can operate without experiencing damage or degradation. Operating Temperature is an important parameter to consider when designing electronic circuits, as it ensures that the components will function reliably in the intended operating environment.

    -40°C~85°C
  • Packaging
    Tape & Reel (TR)
  • Pbfree Code
    yes
  • Part Status

    Part Status is an electronic component parameter that indicates the availability and production status of a component. It is typically used to inform customers about the availability of a component, whether it is in production, end-of-life, or obsolete. Part Status can also provide information about any restrictions or limitations on the component's use, such as whether it is only available for certain applications or if it has been discontinued.

    Obsolete
  • Moisture Sensitivity Level (MSL)

    Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.

    1 (Unlimited)
  • Number of Terminations
    8
  • ECCN Code
    EAR99
  • Applications
    Power Supplies
  • Subcategory
    Switching Regulator or Controllers
  • Technology

    Technology, in the context of electronic components, refers to the specific manufacturing process and materials used to create the component. It encompasses the semiconductor fabrication techniques, such as the type of transistor used (e.g., MOSFET, BJT), the gate oxide thickness, and the interconnect materials. Technology also includes the packaging type, such as surface mount or through-hole, and the leadframe or substrate material. The technology used impacts the component's performance characteristics, such as speed, power consumption, and reliability.

    CMOS
  • Voltage - Supply
    3V~13.5V
  • Terminal Position
    DUAL
  • Terminal Form
    GULL WING
  • Peak Reflow Temperature (Cel)
    NOT SPECIFIED
  • Number of Functions
    1
  • Terminal Pitch
    0.65mm
  • Reach Compliance Code
    unknown
  • Reflow Temperature-Max (s)
    NOT SPECIFIED
  • Base Part Number
    UCC2977
  • Pin Count
    8
  • Qualification Status
    Not Qualified
  • Operating Supply Voltage
    13.5V
  • Input Voltage-Nom
    12V
  • Analog IC - Other Type
    FLUORESCENT LIGHT CONTROLLER
  • Operating Supply Current

    Operating Supply Current is the amount of current drawn by an electronic component when it is operating under normal conditions. It is typically measured in milliamps (mA) or microamps (µA). The operating supply current is important because it can affect the power consumption of the component and the overall system. A higher operating supply current will result in higher power consumption, which can lead to overheating and reduced battery life.

    1mA
  • Nominal Supply Current
    1mA
  • Max Supply Current
    2.5mA
  • Input Voltage (Min)
    3V
  • Control Technique
    RESONANT CONTROL
  • Switcher Configuration
    PUSH-PULL
  • Max Frequency
    105kHz
  • Height Seated (Max)
    1.2mm
  • Length

    Length, in the context of electronic components, refers to the physical dimension of a component along its longest axis. It is typically measured in millimeters (mm) or inches (in). Length is a crucial parameter for determining the physical size and space requirements of a component on a printed circuit board (PCB) or other assembly. It also affects the component's electrical characteristics, such as inductance and capacitance, which can be influenced by the length of conductors or traces within the component.

    4.4mm
  • Width
    3mm
  • RoHS Status
    ROHS3 Compliant

Certification

  • ISO 9001
  • ISO 13485
  • ISO 45001
  • ASA
  • ESD
  • DUNS
  • SMTA
  • ROHS

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