MCP1603LT-330I/OS

Voltage - Output (Min/Fixed):	3.3V
Base Part Number:	MCP1603L
Supplier Device Package:	TSOT-23-5
Package / Case:	SOT-23-5 Thin, TSOT-23-5
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	2MHz
Current - Output:	500mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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The MCP1603LT-330I/OS is a current-controlled DC-to-DC regulator that delivers a programmable output voltage. It takes up to a wide range of input voltages and outputs the desired voltage with low ripple and high efficiency. It is a non-isolated synchronous buck-mode converter with a maximum output current of 6A.This voltage regulator is primarily used in Point of Load (PoL) power applications, such as automotive, communications, industrial, drone, and robotics. It is also suitable for use in high current and/or low voltage configurations such as Field-programmable Gate Arrays (FPGAs) and microcontroller systems.The MCP1603LT-330I/OS is based on a constant on-time control architecture and has a built-in controller and an advanced adaptive voltage positioning function. The efficiency can be further improved by the built-in low ESR output capacitor. All these features make the MCP1603LT-330I/OS suitable for wide input/output range operations and provide high reliability power conversion.In addition, this voltage regulator has a fully integrated power switch, which allows for up to 6 Amp operation. It has a wide operating temperature range (-40°C to +125°C). The device is RoHS compliant and is available in a small surface mount package.The MCP1603LT-330I/OS features a wide variety of protection features to ensure safety and reliability. An over-current limit, short circuit protection, and over-voltage protection all help to prevent device damage. The device also includes over-temperature protection, an under-voltage-lockout feature, and a clock frequency compensation circuit which helps to ensure a reliable operation of the switching frequency even under different operating conditions.The MCP1603LT-330I/OS features an input voltage range of 4.5V to 42V, an output voltage of 0.8V to 25V, and a duty cycle of 3-88%. The switching frequency is fixed at 300 MHz and is adjustable, making the device suitable for a wide range of applications.The MCP1603LT-330I/OS provides an efficient, small solution for voltage regulation with a wide range of output currents. It has high switching frequency, good ripple rejection and is designed to be very efficient. The device also has a wide input range, low input current ripple, high efficiency and extremely low output voltage noise. The MCP1603LT-330I/OS is an ideal solution for applications that require a low-cost, high-performance regulator.The working principle of the MCP1603LT-330I/OS is based on a synchronous buck regulator. The current regulation is provided by a constant-on-time control architecture where a comparator feedback loop forces the output of the regulator to the desired voltage level.The regulator utilizes a built-in MOSFET as its switching element and a power transistor as its current limiter. The controller constantly monitors the current through the power transistor and adjusts the pulse width of the MOSFET to ensure the required current is delivered at the output. The internal adaptive voltage positioning feature dynamically adjusts the output voltage by controlling the peak inductor current.The MCP1603LT-330I/OS is a compact, robust, and highly reliable voltage regulator suitable for a wide range of applications. It is optimized for high efficiency power conversion and offers excellent protection features for increased safety and reliability. The device also has a wide input/output voltage range and is designed to provide low ripple and high efficiency power conversion.

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