L6738A

Frequency - Switching:	200kHz
Base Part Number:	L6738A
Supplier Device Package:	16-VFQFPN (3x3)
Package / Case:	16-VFQFN Exposed Pad
Operating Temperature:	-40°C ~ 125°C (TJ)
Control Features:	Enable, Frequency Control, Phase Control, Power Good
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	Yes
Duty Cycle (Max):	100%
Series:	--
Voltage - Supply (Vcc/Vdd):	5 V ~ 12 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Output Type:	Transistor Driver
Part Status:	Discontinued at Digi-Key
Packaging:	Tube

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PMIC – Voltage Regulators – DC DC Switching ControllersThe L6738A is an advanced, programmable DC/DC switching controller designed to provide a reliable, flexible and cost-effective solution to meet the power management requirements of modern applications. It incorporates high performance features, such as a comprehensive range of control and monitoring functions, as well as a wide variety of protection functions. The L6738A is ideal for applications that require reliable, high-performance power management.The L6738A features a wide range of configuration options and flexibility to satisfy power management requirements. It has an internal low dropout (LDO) voltage regulator, and an integrated pulse-width modulator for implementing pulse-width modulated (PWM) control of external switches. The L6738A also includes a variety of safety features, including over-temperature and over-voltage protection.The L6738A is suitable for a wide range of applications, including low voltage/current embedded and consumer devices, medical and industrial instrumentation, automotive and consumer applications, microcontrollers and microprocessors, and other electronic and instrumentation systems. It can be used in a wide range of power management applications, including DC-DC converters, step-up converters, SLA/lithium-based rechargeable battery management systems, and power delivery systems.The L6738A operates by controlling and monitoring the voltage transfer between two cells of a given power source. It uses a voltage follower circuit with an integrated low dropout (LDO) regulator to improve accuracy, reduce noise, and provide automatic recovery from unexpected power anomalies. The L6738A\'s pulse-width modulator (PWM) is used to generate an on/off control signal for controlling the external switch or buck/boost converter. The L6738A also features an array of protection features, such as overvoltage/undervoltage protection, current limit protection, and temperature limit protection.The L6738A can be used in a variety of power management applications, including battery management systems, step-up converters, DC-DC converters, and power delivery systems. It can also be used in the development of low voltage/current embedded and consumer devices. It is well suited for use in applications where reliable power management is required and improved accuracy, noise control, and protection are desired.The L6738A, like any voltage regulator, requires careful design to ensure efficient operation. Due to its wide range of protection features, including overvoltage/undervoltage protection, current limit protection, and temperature limit protection, system designers can trust the L6738A to operate reliably and efficiently. Its pulse-width modulated control signal allows for efficient power transfer from one cell of the power source to the other, while its wide range of configuration options allows for a variety of power management requirements.In conclusion, the L6738A is a versatile DC/DC switching controller that provides reliable, flexible, and cost-efficient power management solutions. It incorporates an array of features, such as its integrated low dropout (LDO) voltage regulator, pulse-width modulated (PWM) control of external switches, and various protection features, that make it an ideal solution for a variety of power management applications.

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