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LM26480QSQX-CF/NOPB

LM26480QSQX-CF/NOPB

Manufacturer No:

LM26480QSQX-CF/NOPB

Manufacturer:

National Semiconductor

Description:

SWITCHING REG, VOLTAGE-MODE, 2.4

Datasheet:

Datasheet

Delivery:

Payment:

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LM26480QSQX-CF/NOPB Specifications

  • Type
    Parameter
  • Supplier Device Package
    24-WQFN (4x4)
  • Package / Case
    24-WFQFN Exposed Pad
  • Mounting Type
    Surface Mount
  • Operating Temperature
    -40°C ~ 85°C
  • Voltage - Supply
    2.8V ~ 5.5V
  • w/Sequencer
    No
  • w/Supervisor
    No
  • w/LED Driver
    No
  • Voltage/Current - Output 3
    1V ~ 3.5V, 300mA
  • Voltage/Current - Output 2
    1V ~ 3.3V, 1.5A
  • Voltage/Current - Output 1
    0.8V ~ 2V, 1.5A
  • Frequency - Switching
    2MHz
  • Number of Outputs
    4
  • Topology
    Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
  • Packaging
    Bulk
  • Product Status
    Active
  • Series
    -
The LM26480QSQX-CF/NOPB is a highly integrated power management IC (PMIC) chip designed for portable applications such as smartphones, tablets, and other handheld devices. Some of the advantages and application scenarios of this chip are:1. High Integration: The LM26480QSQX-CF/NOPB integrates multiple power management functions into a single chip, including a buck-boost converter, LDO regulators, and a battery charger. This high level of integration reduces the overall component count, saves board space, and simplifies the design process.2. Wide Input Voltage Range: The chip supports a wide input voltage range, typically from 2.7V to 5.5V. This allows it to be used with various power sources, including single-cell Li-ion batteries, USB power, and other external power supplies.3. Buck-Boost Converter: The integrated buck-boost converter provides efficient voltage conversion, allowing the chip to regulate the output voltage regardless of whether the input voltage is higher or lower than the desired output voltage. This feature is particularly useful in applications where the input voltage can vary significantly, such as battery-powered devices.4. LDO Regulators: The chip includes multiple low-dropout (LDO) regulators that provide stable and regulated voltages for different components in the system. These LDOs can be used to power sensitive analog circuits, digital ICs, and other peripherals.5. Battery Charging: The LM26480QSQX-CF/NOPB also integrates a battery charger circuit, which supports various charging modes such as constant current (CC) and constant voltage (CV). This makes it suitable for charging single-cell Li-ion or Li-polymer batteries commonly used in portable devices.6. Thermal Protection: The chip incorporates thermal protection features to prevent overheating and ensure safe operation. It includes thermal shutdown and current limit protection mechanisms to safeguard the chip and the connected components.Application scenarios for the LM26480QSQX-CF/NOPB chip include:1. Portable Devices: The chip is ideal for powering and managing the power requirements of portable devices such as smartphones, tablets, portable media players, and handheld gaming consoles.2. Wearable Devices: With its small form factor and high integration, the chip can be used in wearable devices like smartwatches, fitness trackers, and augmented reality glasses.3. IoT Devices: The chip's wide input voltage range and power management capabilities make it suitable for powering and managing the power requirements of various IoT devices, including sensors, smart home devices, and wireless communication modules.4. Industrial Applications: The chip's robustness, thermal protection, and wide input voltage range make it suitable for industrial applications where reliable power management is required, such as industrial automation systems, data loggers, and portable test equipment.Overall, the LM26480QSQX-CF/NOPB chip offers a compact and efficient solution for power management in portable and low-power applications, providing designers with a highly integrated and versatile solution.
LM26480QSQX-CF/NOPB Relevant information