MP26056DQ-LF-Z

Current - Charging:	Constant - Programmable
Programmable Features:	Timer
Fault Protection:	Over Voltage
Charge Current - Max:	1A
Battery Pack Voltage:	4.2V
Voltage - Supply (Max):	5.5V
Interface:	USB
Operating Temperature:	-40°C ~ 85°C (TA)
Package / Case:	10-VFDFN Exposed Pad
Supplier Device Package:	10-QFN (3x3)
Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Battery Chemistry:	Lithium-Ion/Polymer
Number of Cells:	1

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Introduction

The MP26056DQ-LF-Z is a power management integrated circuit (PMIC) that is commonly used in battery charger applications. It is designed to provide a high-efficiency and cost-effective charging solution for multimedia and handheld devices. The MP26056DQ-LF-Z is a monolithic, multiphase controller that can be used to provide a regulated power output through a range of operating conditions. The MP26056DQ-LF-Z includes many features such as a low output ripple, low power consumption, and low standby current consumption. The MP26056DQ-LF-Z is suitable for use with Lithium ion/Polymer, Nickel Metal Hydride (NiMH), and Nickel Cadmium (NiCd) batteries.

Application Field

The MP26056DQ-LF-Z is designed to be used in a number of battery charging applications. It is suitable for use in portable devices such as digital cameras and cell phones, as well as multimedia devices such as portable CD and DVD players. The MP26056DQ-LF-Z is also suitable for use with other battery chemistries such as Lithium Polymer (Li-Po), Nickel Cadmium (NiCd), and Nickel Metal Hydride (NiMH). The MP26056DQ-LF-Z is a highly efficient device that can easily be integrated into a variety of battery charging designs. It is capable of providing a regulated output that meets the requirements of the device and battery. In addition, the MP26056DQ-LF-Z has a high efficiency rating, which makes it an ideal choice for lowering power consumption and reducing heat dissipation.

Working Principle

The MP26056DQ-LF-Z uses a switching regulator architecture to provide a regulated output. The device controls the output voltage by switching between an internal P-channel and N-channel MOSFET. The switching frequency is dictated by the internal oscillator and can be adjusted to provide a desired output voltage. The device monitors the battery voltage to ensure the output voltage is kept within a predetermined range. If the battery voltage falls outside of this range, the device will reduce the current until the battery voltage is back within the specified range. This prevents the battery from over-charging or discharging, protecting it from damage. The MP26056DQ-LF-Z is also capable of providing reverse current protection. This allows the device to detect if the battery voltage is reversing and will shut off the power supply to prevent any further damage.

Conclusion

The MP26056DQ-LF-Z is a power management integrated circuit (PMIC) designed for use with a variety of rechargable batteries. It is designed to provide a highly efficient and cost-effective charging solution, and has many features such as a low output ripple, low power consumption, and low standby current consumption. The MP26056DQ-LF-Z uses a switching regulator architecture to provide a regulated output and can be used to provide reverse current protection. The MP26056DQ-LF-Z is suitable for a number of battery charging applications and can easily be integrated into a variety of designs.

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