
Maxim Integrated
General Description
The MAX5088/MAX5089 high-frequency, DC-DC converters with an integrated n-channel power MOSFET provide up to 2A of load current. The MAX5088 includes an internal power MOSFET to enable the design of a nonsynchronous buck topology power supply.
FEATUREs
♦ 4.5V to 5.5V or 5.5V to 23V Input Voltage Range
♦ Output Voltage Adjustable Down to 0.6V
♦ 2A Output Current
♦ Synchronous Rectifier Driver Output (MAX5089) for Higher Efficiency
♦ Resistor-Programmable Switching Frequency from 200kHz to 2.2MHz
♦ External Synchronization and Enable (On/Off) Inputs
♦ Clock Output for Driving Second Converter 180° Out-Of-Phase (MAX5089)
♦ Integrated 150mΩ High-Side n-Channel Power MOSFET
♦ Power-On Reset Output (MAX5088)/Power-Good Output (MAX5089)
♦ Short-Circuit Protection
♦ Thermal-Shutdown Protection
♦ Thermally Enhanced 16-Pin TQFN Package Dissipates 2.7W