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MIC24045 - 5A Step-Down Converter

General Description

The MIC24045 is an I2C-programmable, high-efficiency, wide input range, 5A synchronous step-down regulator.

The MIC24045 is perfectly suited for multiple voltage rail application environments, typically found in computing and telecommunication systems.

Key Features

  • 4.5V to 19V Input Voltage Range.
  • 5A (Maximum) Output Current.
  • I2C Programmable Output Voltage: - 0.64V to 5.25V in 5 mV, 10 mV, 30 mV, and 50 mV Steps.
  • High Efficiency (>95%).
  • I2C Programmability of: - Soft-Start: 0.16, 0.38, 0.76, and 1.5 V/ms Ramp Rates - Switching Frequency: 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz, 1.2 MHz - Current Limits for 2A, 3A, 4A, and 5A Loads - Output Voltage Margining:.
  • 5%, +5% - Start-Up Dela.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MIC24045 I2C Programmable, 4.5V - 19V Input, 5A Step-Down Converter Features • 4.5V to 19V Input Voltage Range • 5A (Maximum) Output Current • I2C Programmable Output Voltage: - 0.64V to 5.25V in 5 mV, 10 mV, 30 mV, and 50 mV Steps • High Efficiency (>95%) • I2C Programmability of: - Soft-Start: 0.16, 0.38, 0.76, and 1.5 V/ms Ramp Rates - Switching Frequency: 310 kHz, 400 kHz, 500 kHz, 570 kHz, 660 kHz, 780 kHz, 1 MHz, 1.2 MHz - Current Limits for 2A, 3A, 4A, and 5A Loads - Output Voltage Margining: –5%, +5% - Start-Up Delays: 0 ms to 10 ms • ±1% Output Voltage Accuracy over Temperature (0.64V to 1.