NCP51190MNTAG

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The NCP51190MNTAG Voltage Regulator is a Mixed Signal companion device, a single-chip system comprising an optimized voltage regulator, an integrated microcontroller core, an SRAM, and an analog-to-digital converter, which is tailored to provide System in Package (SiP) solutions for low-voltage portable electronic applications, such as personal digital assistants (PDAs), cellular telephones, and digital still cameras. This device is designed to reduce the component count, board space, and power consumption when compared to existing discrete solutions.

Features

• Integrated voltage regulator, from 0.9V to 2.7V. This reduces component count and board space and lowers power consumption when compared to existing discrete solutions.
• Integrated microcontroller core-on-chip, 8-bit Harvard-type with 8KB of on-chip SRAM, running at 32kHz.
• Integrated 10-bit analog-to-digital converter.
• Internal control logic and registers to control the voltage regulator.
• On-Chip System Health Monitoring-on-chip tempearature setting, reset generator, and error detection circuits.
• On-chip voltage reference and clock generator.
• Differential input voltage monitor.
• S-PWM Mode.
• Integrated docking interfaces.

Application Field

The NCP51190MNTAG Voltage Regulator is optimized for low-voltage portable electronic applications, such as personal digital assistants (PDAs), cellular telephones, and digital still cameras. It can also be used in automotive electronics and white goods applications.

This device is ideal for applications that require a small form factor and low total system power consumption. It can also reduce the component count, board space, and system complexity when compared to a discrete solution.

Working Principle

The NCP51190MNTAG voltage regulator works on the principle of pulse width modulation (PWM). It operates using a feedback mechanism that allows the microcontroller core to monitor, measure, and respond to alterations in the system\'s voltage level. The microcontroller core then uses this input to adjust the duty cycle of an on-chip pulse-width modulator in order to generate the desired output voltage.

The microcontroller core can also monitor the system\'s temperature and respond to temperature-related faults. It can also monitor the system\'s current and respond accurately to changes in the load current. Finally, the microcontroller core can detect input voltage malfunctions and produce a reliable reset signal.

The voltage regulator is capable of providing high efficiency and low output voltage ripples with a wide range of load current conditions. The effective power management and onboard digital controls allow for squeezing maximum performance out of the components and system.

Conclusion

The NCP51190MNTAG Voltage Regulator is an ideal choice for those looking to reduce component count, board space, and system complexity while still providing an efficient and low-power voltage management solution. With its integrated microcontroller core, analog-to-digital converter, and on-chip system health monitoring, it is designed for use in low-voltage portable electronic applications. And its pulse-width modulation (PWM) based voltage regulation allows for efficient and accurate power management in a wide range of applications.

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