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ADP1828 - Step-Down DC-to-DC Controller

Description

The ADP1828 is a versatile and synchronous PWM voltage mode buck controller.

Features

  • Wide bias voltage range 3.0 V to 18 V Wide power stage input range 1 V to 24 V Wide output voltage range: 0.6 V to 85% of input voltage ±0.85% accuracy at 0oC to 70oC All N-channel MOSFET design for low cost Fixed-frequency operation at 300 kHz, 600 kHz, or resistor adjustable 300 kHz to 600 kHz Clock output for synchronizing other controllers No current sense resistor required Internal linear regulator Voltage tracking for sequencing Soft start and thermal overload protection Overvoltage and un.

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Full PDF Text Transcription

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Synchronous Buck PWM, Step-Down, DC-to-DC Controller ADP1828 www.DataSheet4U.com FEATURES Wide bias voltage range 3.0 V to 18 V Wide power stage input range 1 V to 24 V Wide output voltage range: 0.6 V to 85% of input voltage ±0.85% accuracy at 0oC to 70oC All N-channel MOSFET design for low cost Fixed-frequency operation at 300 kHz, 600 kHz, or resistor adjustable 300 kHz to 600 kHz Clock output for synchronizing other controllers No current sense resistor required Internal linear regulator Voltage tracking for sequencing Soft start and thermal overload protection Overvoltage and undervoltage power-good indicator 15 μA shutdown supply current Available in a 20-lead QSOP to regulate an output voltage as low as 0.
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