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LP3907SQX-BJXQX/NOPB

LP3907SQX-BJXQX/NOPB

Manufacturer No:

LP3907SQX-BJXQX/NOPB

Manufacturer:

Texas Instruments

Description:

IC REG QUAD BUCK/LNR SYNC 24WQFN

Datasheet:

Datasheet

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LP3907SQX-BJXQX/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
    Yes
  • w/Supervisor
    No
  • w/LED Driver
    No
  • Voltage/Current - Output 3
    2.6V, 300mA
  • Voltage/Current - Output 2
    3.3V, 600mA
  • Voltage/Current - Output 1
    1.2V, 1A
  • Frequency - Switching
    2.1MHz
  • Number of Outputs
    4
  • Topology
    Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
  • Packaging
    Tape & Reel (TR)
  • Product Status
    Obsolete
  • Series
    -
The LP3907SQX-BJXQX/NOPB is a highly integrated power management IC (PMIC) chip designed for portable devices such as smartphones, tablets, and other battery-powered applications. Some of the advantages and application scenarios of this chip are:1. High Integration: The LP3907SQX-BJXQX/NOPB integrates multiple power management functions into a single chip, including voltage regulators, battery charger, power switches, and other control circuits. This high level of integration reduces the overall component count and PCB space required, making it suitable for compact and space-constrained devices.2. Efficient Power Management: The chip incorporates high-efficiency voltage regulators that provide stable and regulated power supply to different components of the device. This helps in optimizing power consumption and extending battery life, which is crucial for portable devices.3. Battery Charging: The LP3907SQX-BJXQX/NOPB includes a battery charger circuit that supports various battery chemistries, such as Li-Ion, Li-Polymer, and NiMH. It provides a safe and efficient charging process, including features like overvoltage protection, overcurrent protection, and thermal regulation.4. Flexible Power Sequencing: The chip offers flexible power sequencing capabilities, allowing controlled power-up and power-down sequences for different device components. This ensures proper initialization and shutdown of various subsystems, preventing any potential damage or data loss.5. System Protection: The LP3907SQX-BJXQX/NOPB incorporates various protection features like overvoltage protection, undervoltage lockout, and thermal shutdown. These protections safeguard the device and its components from voltage spikes, low voltage conditions, and excessive temperature.6. Wide Input Voltage Range: The chip supports a wide input voltage range, typically from 2.7V to 5.5V. This allows it to operate with different power sources, including single-cell Li-Ion batteries, USB power, and AC adapters.Application scenarios for the LP3907SQX-BJXQX/NOPB chip include:1. Smartphones and Tablets: The chip can be used in smartphones and tablets to manage power supply, battery charging, and power sequencing for various subsystems like processors, memory, display, and wireless modules.2. Portable Media Players: It can be employed in portable media players to regulate power supply, charge the battery, and protect the device from voltage fluctuations.3. Wearable Devices: The chip is suitable for wearable devices like smartwatches, fitness trackers, and wireless earbuds, where space and power efficiency are critical.4. IoT Devices: It can be utilized in various IoT devices that require efficient power management, such as smart home devices, sensors, and connected appliances.5. Portable Medical Devices: The chip can be integrated into portable medical devices like glucose meters, blood pressure monitors, and pulse oximeters, ensuring reliable power supply and battery charging.Overall, the LP3907SQX-BJXQX/NOPB chip offers a comprehensive power management solution for portable devices, enabling efficient power utilization, extended battery life, and system protection.
LP3907SQX-BJXQX/NOPB Relevant information