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Thanks to its low quiescent current of only 18 microamps, the TPS62040DGQ is energy-efficient and helps to extend battery life

TPS62040DGQ General Description

Texas Instruments TPS62040DGQ is setting a new standard for efficiency and power delivery in voltage regulation. Its wide input voltage range, low output voltage capability, and high continuous current output make it ideal for various applications. The fixed frequency operation simplifies design complexity and reduces external component size, while integrated protection features ensure the longevity of the device

Key Features

  • Step-down DC/DC converter
  • Wide input voltage range of 2.7V to 6V
  • Adjustable output voltage range of 0.9V to 6V
  • Efficiency up to 95%
  • Current mode control for easy compensation
  • Internal soft start
  • Thermal shutdown and current limit protection features
  • Application

  • The TPS62040DGQ is a DC/DC buck converter IC that is commonly used in portable electronic devices, battery-powered systems, industrial control systems, and automotive applications
  • It is specifically designed for low-power, battery-powered applications where efficiency, space, and low quiescent current are key requirements
  • Specifications

    Vin (min) (V) 2.5 Vin (max) (V) 6
    Vout (min) (V) 0.7 Vout (max) (V) 6
    Iout (max) (A) 1.2 Iq (typ) (mA) 0.018
    Switching frequency (min) (kHz) 1000 Switching frequency (max) (kHz) 1500
    Features Enable, Forced PWM, Light load efficiency, Synchronous Rectification Operating temperature range (°C) -40 to 85
    Rating Catalog Regulated outputs (#) 1
    Control mode Voltage mode Duty cycle (max) (%) 100
    Type Converter

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