MCP1726-0802E/MF

Current - Output:	1A
Base Part Number:	MCP1726
Supplier Device Package:	8-DFN-EP (3x3)
Package / Case:	8-VDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Temperature, Short Circuit, Under Voltage Lockout (UVLO)
Control Features:	Enable, Power Good
PSRR:	54dB (100Hz)
Current - Quiescent (Iq):	220µA
Series:	--
Voltage Dropout (Max):	0.5V @ 1A
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	0.8V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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IntroductionMCP1726-0802E/MF is a miniaturized low quiescent current, low dropout linear regulator. The device is well suited for a wide range of applications including mobile phones, digital cameras, portable devices and more. It has a small footprint and high current output capability, making it ideal for space-constrained designs. In addition to the benefits of the standard linear regulator, the MCP1726-0802E/MF also provides excellent noise and thermal performance, eliminating the need for extra circuit components.Application FieldThe MCP1726-0802E/MF is an ideal choice for use in a variety of applications, including:

• Lithium-ion and alkaline battery powered systems
• Portable devices and hand-held electronics
• Mobile phones and other communication devices
• Medical equipment and instrumentation
• Consumer electronics
• Digital cameras
• Computer motherboards and add-in cards

The device\'s small form factor and low quiescent current draw make it well suited to space-constrained applications. In addition, the excellent noise and thermal performance of the MCP1726-0802E/MF eliminates the need for extra external components, simplifying the design process.Working PrincipleThe MCP1726-0802E/MF is a low quiescent current, low dropout linear regulator. Its operation is based on the following principles:

• The output voltage of the device is regulated to a precise level
• The dropout voltage across the regulator is minimized, allowing for operation at low input voltages
• The quiescent current draw is minimized for high efficiency operation
• The output voltage is adjustable via a voltage divider

The linear regulator contains an internal power MOSFET, whose gate voltage is controlled by an error amplifier. The error amplifier monitors the output voltage and modulates the gate voltage of the MOSFET to maintain the desired output voltage. The internal protection features of the MCP1726-0802E/MF protect it from overvoltage, overcurrent, and thermal overload conditions.The device is available in a range of output voltages, allowing for flexibility in choosing the correct device for the application. The output voltage is adjustable, allowing for application-specific adjustments.ConclusionThe MCP1726-0802E/MF is an ideal choice for a wide range of applications, including battery powered systems, portable devices, mobile phones, medical equipment, consumer electronics, and digital cameras. The device\'s small form factor and low current draw make it well suited to space-constrained designs. Its excellent noise and thermal performance eliminates the need for external components, and the output voltage is adjustable via a voltage divider.

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