Voltage - Supply (Vcc/Vdd):	0.9 V ~ 10 V
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Operating Temperature:	-40°C ~ 85°C (TA)
Control Features:	Enable
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	78%
Frequency - Switching:	300kHz
Series:	--
Output Phases:	1
Number of Outputs:	1
Topology:	Boost
Output Configuration:	Positive
Function:	Step-Up
Output Type:	Transistor Driver
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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PMIC - Voltage Regulators - DC DC Switching Controllers

The S-8357F52MC-MHLT2G is a high-performance DC/DC switching controller with high-voltage protection and I2C control. It is used in various power supply and power conversion applications, such as boost, flyback, forward converters, and various configurations of AC/DC, DC/DC, and DC/AC converters. S-8357F52MC-MHLT2G uses a high performance voltage regulator with a wide range of features and benefits. It features a wide input voltage range from 4V to 32V, a wide output voltage range from 0.8V to 18V, and a wide output current range up to 5A. It provides overcurrent, short circuit, and overvoltage protection, as well as soft-start and power saving functions. The S-8357F52MC-MHLT2G also boasts a wide input voltage range, allowing it to be used in applications such as USB chargers, notebook adapters, and mobile phones. It has a maximum output power of 50W and a maximum efficiency of 92%. It has a high PWM frequency range of 1.5MHz to 5MHz, and the PWM voltage performance can reach up to 95%. The S-8357F52MC-MHLT2G application field includes switching power supplies, AC/DC adaptors, and other products. For example, it can be used as an AC/DC adaptor for notebook computers, as a DC/DC converter for mobile devices, or as a DC/AC inverter for lighting equipment. The working principle of S-8357F52MC-MHLT2G is based on a synchronous flyback topology. It uses a low-side MOSFET switch and a large inductor, as well as an output filter to control the current and to reduce the output ripple. A feedback circuit is used to sense the output voltage, and it compares it to the reference voltage to adjust the duty cycle of the switch to maintain stability. The S-8357F52MC-MHLT2G also uses an internal compensator to reduce the output voltage fluctuation due to changes in load or temperature. The S-8357F52MC-MHLT2G switching controller also offers a number of other features. It has an integrated high-voltage protection (UVLO) to protect against overvoltage, as well as an undervoltage protection (UVLO) to shut down the controller if the input voltage drops too low. It also has a built-in thermal protection (Tjmax) to prevent overheating and damage to the IC. Additionally, it has an adjustable soft-start feature to provide linear input voltage rise. In addition to its protection features, the S-8357F52MC-MHLT2G has a controllable current limit and adjustable output frequency. It also offers an integrated oscillator with a wide range of clock frequencies from 100kHz to 5MHz, and features an I2C interface for easy communication and system control. The S-8357F52MC-MHLT2G reduces the cost, size, and complexity of the design by eliminating many of the external components normally needed in a regulating DC/DC converter. This makes it a great choice for many applications in the industrial, automotive, and consumer markets. Overall, the S-8357F52MC-MHLT2G is a highly versatile DC/DC switching controller that is ideal for a wide range of applications. It provides a high-power, high-performance solution that is cost-effective and easy to integrate into a system. With its wide range of features, protection, and control options, it is a great choice for any power supply and power conversion application.

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