TL1451CPWRG4

Frequency - Switching:	1kHz ~ 500kHz
Base Part Number:	TL1451
Supplier Device Package:	16-TSSOP
Package / Case:	16-TSSOP (0.173", 4.40mm Width)
Operating Temperature:	-20°C ~ 85°C (TA)
Control Features:	Frequency Control
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	--
Series:	--
Voltage - Supply (Vcc/Vdd):	3.6 V ~ 50 V
Output Phases:	1
Number of Outputs:	2
Topology:	Buck, Boost, Flyback
Output Configuration:	Positive
Function:	Step-Up, Step-Down, Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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TL1451CPWRG4 is one of multiple Power Semiconductor devices in TI’s PMIC – Voltage Regulators – DC DC Switching Controller series. As such, its main applications are meant for regulating and controlling the flow of current from a DC source from one level to a different or a different one. In essence, this regulates and supplies power from one point to another, which can be quite helpful in many applications.At its core, the TL1451CPWRG4 is a monolithic, low-power solar engine made for systems that require a high level of efficiency. It is capable of providing up to 11A of output current over a range of input voltages. This makes it suitable for a broad range of applications, such as motor control, lighting control, and many more.Due to its excellent level of efficiency, the TL1451CPWRG4 is a great option for systems that need to get the most out of the power they consume. This device is capable of operating over a wide range of temperatures, and it has a wide input voltage range of as low as 2V up to 40V. Additionally, it also supports both single-ended and differential input.The TL1451CPWRG4 works by using its integrated charge pump, DC/DC converter, and P-channel MOSFET to regulate and control the flow of power from one point to another. It includes a current mode control-voltage mode control loop, which helps ensure a fast transient response. The MOSFET is controlled through a Pulse Frequency Modulation, which also helps in saving power.Finally, the TL1451CPWRG4 device includes safety features such as overvoltage protection, current limit, temperature protection, thermal shutdown, and undervoltage lockout, which ensure that everything stays safe while the device is in operation.In conclusion, the TL1451CPWRG4 is an excellent low-power, efficient device that can be used for a wide variety of DC power sources. It is capable of operating over an expansive input voltage range, and it saves energy with its Pulse Frequency Modulation. Additionally, its multiple safety features help ensure that your system is always protected.

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