NCP706MX300TAG Integrated Circuits (ICs)

Voltage Dropout (Max):	0.23V @ 1A
Supplier Device Package:	8-XDFN (1.6x1.2)
Package / Case:	8-XFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Soft Start, Under Voltage Lockout (UVLO)
Control Features:	Enable
PSRR:	58dB ~ 52dB (1kHz ~ 10khz)
Current - Quiescent (Iq):	230µA
Current - Output:	1A
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction to NCP706MX300TAG

The NCP706MX300TAG is a voltage regulator of the PMIC (Power Management Integrated Circuit) family of linear voltage regulators. It is specifically designed for applications in which very high efficiency, accuracy and reliability are critical: it is ideal for multimedia applications, such as high-definition televisions and set-top boxes, network equipments or other battery-powered electronics and appliances.

Applications of NCP706MX300TAG

The NCP706MX300TAG is a simple and efficient solution for providing a constant, regulated output voltage from a variable input voltage, from 2.7V up to 5.5V. Because of its ultra-low quiescent current - as low as 12μA - this device is particularly well suited to battery-powered applications. The output voltage can be set to a wide range of values - from 0.8V up to 5.3V - through the use of external resistor dividers.The NCP706MX300TAG is also suitable for use in low-power, standby applications, where accuracy of low-current output voltage regulation is critical. It can achieve 3mA output current at a very steady voltage of 0.8V with just 12μA of quiescent current, while efficiently shunting load current peaks. Furthermore, the wide temperature range (-40 to +125 °C) and extreme low quiescent current enable a wide range of applications, such as in automotive and industrial systems.

Features of NCP706MX300TAG

The NCP706MX300TAG provides many features that make it ideal for use in the most demanding applications, such as battery-powered equipment and multimedia applications. Key features include:

• Voltage range: 0.8V to 5.3V
• Wide temperature range: -40 to +125 °C
• Ultra-low quiescent current: as low as 12μA
• Accurate voltage regulation: ±1% accuracy at 25°C
• No external components required
• Replaces up to 8 discrete devices
• High efficiency: 98%

Working Principle of NCP706MX300TAG

The basic operating principle of the NCP706MX300TAG is to maintain a regulated output voltage from an unregulated input voltage. The device is "feed forward" regulated, meaning that it compares the actual output voltage (VOUT) to a fixed reference voltage (VREF), and then adjusts the current flowing into the output.The device also features a high-performance Voltage Error Amplifier (VEA), which senses the difference between VOUT and VREF. The VEA converts the voltage difference into a control signal, which is then amplified by a high-gain voltage-mode PWM amplifier. The output of the PWM amplifier is then connected to an N-channel MOSFET, which controls the current flowing into the output.As the load current increases, the voltage error amplifier senses the output voltage droop and increases the gate voltage of the MOSFET, thereby increasing the current flow and maintaining a steady output voltage. The combination of the VEA and the PWM amplifier also ensures that the output voltage is regulated with a high degree of accuracy and stability.

Conclusion

The NCP706MX300TAG is an ideal choice for applications requiring accurate, low-current output voltage regulation with low quiescent current, over a wide temperature range. Its ultra-low quiescent current, wide voltage range and high efficiency make it an ideal solution for battery-powered applications, as well as for low-power standby applications. The NCP706MX300TAG is a reliable, cost-effective solution for all your voltage regulation needs.

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