ACT4088 Description
Rev PrA, 24-Jul-07 Advanced Product Information * All Information Subject to Change ACT4088 28V, 1.5A, 1.4MHz Step-Down DC/DC Converter in S.
The ACT4088 is a current-mode step-down DC/DC converter that supplies up to 1.
ACT4088 Features
* Wide 4.5V to 28V Input Voltage Range 1.5A Output Current (12VIN to 5VOUT) Output Adjustable Down to 0.81V 0.3Ω Internal Power MOSFET Up to 92% Efficiency Stable with Low ESR Ceramic Output Capacitors Fixed 1.4MHz Operating Frequency I
ACT4088 Applications
* The ACT4088 operates over a wide input voltage range and utilizes current-mode operation to provide excellent line and load transient response while requiring no external compensation components. Fault protection includes cycle-by-cycle current limiting, frequency fold-back, hiccup mode, and therma
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