LTC3111MPDE#PBF

Voltage - Output (Min/Fixed):	2.5V
Base Part Number:	LTC3111
Supplier Device Package:	14-DFN (4x3)
Package / Case:	14-WFDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 150°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	800kHz
Current - Output:	1.5A
Voltage - Output (Max):	15V
Series:	--
Voltage - Input (Max):	15V
Voltage - Input (Min):	2.5V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck-Boost
Output Configuration:	Positive
Function:	Step-Up/Step-Down
Part Status:	Active
Packaging:	Tube

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LTC3111MPDE#PBF is a high performance dc-dc synchronous step-down switching regulator, which is widely used in various electronic and communication systems. It is a multi-functional power management integrated circuit (PMIC) developed by Linear Technology.The LTC3111MPDE#PBF is an advanced version of the widely used LTC3111MPDE (LP). It\'s designed to step down input voltage up to a maximum of 70V by using a high-frequency pulse-width modulation (PWM) control. Its output range is adjustable from 0.7V to 16V.The LTC3111MPDE#PBF can provide up to 3A of peak load current. It also has a low quiescent current of only 0.9mA, and a low operating temperature range of -40 °C to +85 °C. This allows it to be used in a wide range of environment and applications.In addition to having excellent performance and high efficiency, the LTC3111MPDE#PBF also has a number of other advantages. It has built-in over-current protection and under-voltage lockout, and it can be operated in either continuous or burst mode. It also has a low ripple noise in the output, enabling it to be used in noise-sensitive applications.The LTC3111MPDE#PBF is a highly integrated device which offers the convenient control of output voltage and current. It does this through the use of a digital pulse width modulation (DPWM) control input pin which is used for current loop control. This enables the device to adjust the output voltage and current in response to changes in load or input voltage, making it suitable for dynamic applications.The device also features a number of other useful features, such as programmable over-temperature and short-circuit protection. It also has a built-in current sense amplifier with a signal range of 6V.The working principle of the LTC3111MPDE#PBF is quite simple. When the input voltage is higher than the output voltage the internal switch is turned on, and this allows current to flow from the input to the output, thus reducing the input voltage. When the input voltage is lower than the output voltage the switch is off, and this stops current flowing from the input to the output. This enables the device to maintain a constant output voltage.The LTC3111MPDE#PBF is ideal for use in applications such as automotive, medical, communications and industrial systems. It also offers excellent performance, high efficiency and a low quiescent current, making it suitable for battery powered systems.In conclusion, the LTC3111MPDE#PBF is a versatile and reliable power management integrated circuit that is suitable for a wide range of applications. It offers excellent performance and high efficiency, and it has a low quiescent current and a low operating temperature range. It is ideal for applications such as automotive, medical, communications and industrial systems.

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