UCD7231RTJT Integrated Circuits (ICs)

Frequency - Switching:	Up to 2MHz
Base Part Number:	UCD7231
Supplier Device Package:	20-QFN (4x4)
Package / Case:	20-WFQFN Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TJ)
Control Features:	Current Limit
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	Yes
Duty Cycle (Max):	--
Series:	--
Voltage - Supply (Vcc/Vdd):	4.7 V ~ 15 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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UCD7231RTJT is a cost-effective photovoltaic (PV) maximum power point tracking (MPPT) controller. It is equipped with a high-efficiency synchronous buck converter (SBC) which makes various applications possible. The controller supports 3-phase PV panels with a combination of maximum power point tracking (MPPT) and overcurrent protection (OCP) features.The maximum power point tracking (MPPT) feature of UCD7231RTJT is designed to ensure that the maximum power available from the PV panels is maintained. It detects changes in the external environment and adjusts the current (Iin) and voltage (Vin) as required. The generated output voltage Vout is tracked by internal algorithms and enable high-efficiency power conversion. In addition, the controller features active reverse recovery current control and is adjustable over the range of 2 mA to 2 A.The device integrates an overcurrent protection (OCP) feature into the system. This ensures the safe operation of the device in the event of overcurrent, thus protecting the PV panels from damage. Furthermore, the UCD7231RTJT also includes an auto-shutdown feature to reduce the power consumption in the event of overvoltage and overcurrent.The UCD7231RTJT includes a built-in temperature sensor to monitor the temperature of the system and regulate the output voltage accordingly. Furthermore, the device offers an adjustable voltage output range from 0V to 15V and a maximum input voltage of 40V.The device is designed to work with popular DC-DC step-down switching converters. Its built-in pulse-width modulation (PWM) control and active power share feature provide efficient and reliable operation. The switching converter enables adjustable output voltage through a range of load currents.The UCD7231RTJT is perfectly suited for application in the photovoltaic (PV) industry. It offers efficient operation, flexibility and protection of the PV panels for a variety of power supply needs. This makes the device a cost-effective solution for solar energy applications. In conclusion, UCD7231RTJT has a wide scope of applications in photovoltaic (PV) industry, as it is a cost-effective, highly efficient maximum power point tracking (MPPT) controller. It features an adjustable output voltage range, active reverse recovery current control, overcurrent protection (OCP) and built-in temperature sensor. The device is designed to work with popular DC-DC step-down switching converters and the active power share feature ensures reliable operation. All in all, it is a great choice for solar energy applications.

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