Synchronous Buck PWM, Step-Down, DC-to-DC Controller ADP1828
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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 Over
voltage and under
voltage power-good indicator 15 μA shutdown supply current Available in a 20-lead QSOP
to regulate an out...