MCP1710T-42I/LZ

Current - Output:	100mA
Base Part Number:	MCP1710
Supplier Device Package:	8-VDFN (2x2)
Package / Case:	8-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current
Control Features:	Enable
PSRR:	22dB (100Hz)
Current - Quiescent (Iq):	20nA
Series:	--
Voltage Dropout (Max):	0.4V @ 100mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	4.2V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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The MCP1710T-42I/LZ is a linear voltage regulator designed by Microchip. It is classified as part of the PMIC (Power Management IC) family, more specifically under the Voltage Regulators – Linear section. This voltage regulator can provide either a fixed output voltage or an adjustable output voltage depending on the input power source. It is suitable for applications such as portable computers, cameras, GPS navigation systems and other mobile devices.The MCP1710T-42I/LZ is a low-dropout (LDO) linear voltage regulator capable of providing output voltages of 3.3V, 5V, 7.5V, 12V, 15V, 18V and 20V. The maximum output current it can provide is up to 400 mA, depending on the input voltage and output voltage. Its maximum quiescent current is 25 μA, and it also has – 10dB supply rejection ratio (SRR) to reduce the output voltage noise.The MCP1710T-42I/LZ’s general working principle is quite simple. It consists of an error amplifier, a PNP pass transistor, a voltage reference and an output filter. When the input voltage is applied to the regulator, it first passes through the input filter, which is made up of two capacitors. These capacitors filter noise from the power source, ensuring that any interference which could affect the output voltage is eliminated. The output of the regulator is then connected to the output filter, which is also made up of two capacitors. This filter improves the stability of the output voltage, and helps to eliminate any voltage spikes which could damage the output circuitry. The error amplifier then compares the output voltage to the voltage reference, and will adjust the voltage accordingly. The pass transistor is then switched on or off, depending on the error amplifier’s output. When the pass transistor is on, current is allowed to flow through it, and this results in an increase in the output voltage. When the pass transistor is off, current is prevented from flowing, and this results in a decrease in the output voltage.The MCP1710T-42I/LZ is also designed to be compatible with multiple input power sources. It can work with an input voltage of up to 35 V DC, making it suitable for a variety of different applications. Additionally, it has several built-in protection features which help to improve the safety and reliability of the regulator. These features include thermal shutdown, reverse current protection, under voltage lockout and over voltage lockout.The MCP1710T-42I/LZ is a highly reliable, cost-effective and efficient linear voltage regulator which is suitable for a variety of different applications. Its low-dropout design, combined with its multiple output voltage options and multiple input power sources, make it a great choice for portable devices and other types of power management applications.

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