MP5403

6V Mini PMIC with High Efficiency Dual 2.5A/3.5A Buck, One Load Switch and Input Power Supervisory

MP5403

NOT RECOMMENDED FOR NEW DESIGNS

6V Mini PMIC with High Efficiency Dual 2.5A/3.5A Buck, One Load Switch and Input Power Supervisory

MP5403 continues to be in production for existing customers. Please consider this alternative for new designs:

MP5417

Pre-Release

MP5417

Pre-Release

2.8V-5.5V, Power Mangement IC with Four Buck Converters, Two LDOs, Input Voltage Supervisory for PFI, I2C Interface, and 2 GPIO Pins

Features & Benefits

  • Four High-Efficiency Step-Down Converters
    • Buck1: 4A DC/DC Converter
    • Buck2: 2A DC/DC Converter
    • Buck3: 4A DC/DC Converter
    • Buck4: 2A DC/DC Converter
    • 2.8V to 5.5V OperatingInputRange
    • Adjustable Switching Frequency
    • Programmable Forced PWM, Auto PFM/PWM Mode
    • Hiccup Over-Current Protection (OCP)
  • Two Low-Dropout Regulators
    • Two 300mA Low Noise LDOs
    • 100mV Dropout at 300mA Load
  • System
    • I2C Bus and OTP
    • Programmable Power Failure Threshold
    • Open-Drain Power Fail Output Pin
    • Flexible Power On/Off Sequence via OTP
    • Flexible DC/DC, LDO On/Off Control
  • Available in a Small QFN-28 (4mmx4mm) Package

… and many more!

Active Part Numbers:

MP5403GQBU-P MP5403GQBU-Z

Meaning of P & Z Show more

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All MPS parts are lead-free, halogen-free and adhere to the RoHS directive. See Environmental section for details.