Monolithic Power Systems' MP8770C stands out as a versatile 3 V to 17 V, 8 A synchronous step-down converter designed for high performance and efficiency. This fully integrated device incorporates internal power MOSFETs, enabling a compact solution for various applications requiring a continuous output current of up to 8 A.
One of the key features of the MP8770C is its synchronous mode operation, which enhances efficiency across the output current load range. By utilizing constant on-time (COT) control operation, this converter ensures a rapid transient response, simplifies loop design, and maintains precise output regulation under varying conditions.
Moreover, the MP8770C prioritizes safety and reliability with its array of protection mechanisms. These include short-circuit protection (SCP), overcurrent protection (OCP), undervoltage protection (UVP), and thermal shutdown capabilities. Such comprehensive safeguards not only protect the converter itself but also contribute to the overall system's longevity and stability.
In terms of practicality, the MP8770C offers the advantage of requiring minimal external components, which are readily available and standard in the industry. This aspect streamlines the design process and reduces the overall bill of materials for system integration. Furthermore, the converter is housed in a space-efficient QFN-16 package measuring 3 mm x 3 mm, catering to applications where board space is limited.
In conclusion, the MP8770C from Monolithic Power Systems represents a sophisticated yet user-friendly solution for power management needs in various electronic devices and systems. Its combination of high efficiency, robust protection features, and compact design make it a standout choice for engineers seeking reliable and efficient power conversion solutions.
Operating input range: wide 3 V to 17 V
Output current: 8 A
22 mΩ/10 mΩ low RDS(ON) internal power MOSFETs
Quiescent current: 100 μA
Output adjustable from 0.6 V
High-efficiency synchronous mode operation
Pre-biased start-up
Fixed 700 kHz switching frequency
Forced PWM operation
External programmable soft-start time
EN and power good for power sequencing
OCP and hiccup mode
Thermal shutdown
Available in a QFN-16 (3 mm x 3 mm) package
Security cameras
Portable devices, XDSL devices
Digital set-top boxes
Flat-panel televisions and monitors
General purpose
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