MAX776CSA+

Frequency - Switching:	300kHz
Base Part Number:	MAX776
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Operating Temperature:	0°C ~ 70°C (TA)
Control Features:	Enable
Serial Interfaces:	--
Clock Sync:	No
Synchronous Rectifier:	No
Duty Cycle (Max):	--
Series:	--
Voltage - Supply (Vcc/Vdd):	3 V ~ 16.5 V
Output Phases:	1
Number of Outputs:	1
Topology:	Buck-Boost
Output Configuration:	Negative
Function:	Step-Up/Step-Down
Output Type:	Transistor Driver
Part Status:	Active
Packaging:	Tube

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Introduction to MAX776CSA+

MAX776CSA+ is a DC-DC switching regulator switching controller from the Voltage Regulators PMIC product lineup by Maxim Integrated. This device is designed for use in a variety of applications such as motor control or power supplies and has adjustable voltage and a wide range of current limit options. The MAX776CSA+ is a high-efficiency device which features a wide input voltage range of 2.7V to 5.25V and a switchover ratio from 0.53 to 1.8V. It also provides adjustable current limit and adjustable voltage adjustment options.

Features of MAX776CSA+

The MAX776CSA+ includes a range of features which makes it suitable for a variety of applications, including motor control and power supplies. These features include: ● Wide range input voltage: Wide range input voltage of 2.7V to 5.25V, allowing it to be used in a variety of designs.● Switchover ratio: Control range is 0.7V to 1.8V, with a switchover ratio range of 0.53 to 1.8V.● Current limit: Adjustable current limit on eachand two adjustable comparison levels.● Voltage adjustment: Two voltage ‘slopes’, low and high, to provide adjustable voltage adjustments.● Integrated power transistor: Internal power transistor with a guaranteed maximum on-resistance of 150mOhm.● Protection features: Over-current protection, adjustable soft-start, and adjustable current limit.● Over-current protection: Monitors current through the device and will shut down the device in the event of an over-current condition.● Integrated temperature protection: Monitors power transistor junction temperature, with an adjustable trip temperature● Green Mode: Green Mode allows the device to enter an alternative mode of operation, where power consumption is reduced as compared to conventional operating mode.

Applications of MAX776CSA+

The MAX776CSA+ switching regulator switching controller provides the features and performance necessary for a wide range of applications such as motor control and power supplies. It is suitable for use in applications that require a wide range of current limits and voltage adjustments, such as office equipment, medical equipment, security systems and other electronic designs.Motor control applications include controlling fan motors, as well as providing smooth startup and stopping options. The adjustable voltage and current limit options of the MAX776CSA+ make it suitable for use in a variety of motor control designs.The MAX776CSA+ is also suitable for use in power supplies, such as battery chargers and low dropout regulators. With the adjustable voltage and current limit options, the MAX776CSA+ can provide stable voltage and current levels necessary for high efficiency designs.

Working Principle of MAX776CSA+

The MAX776CSA+ switching regulator switching controller is a high-efficiency device which can operate with a supply voltage of 2.7V to 5.25V. It is based on a hysteresis-type comparison circuit, with two adjustable voltage levels which define the operating range of the device. When the input voltage is below the lower limit, the output of the switch is active and the power transistor is on. When the input voltage is above the upper limit, the output of the switch is disabled and the power transistor is off.The adjustable current limit and adjustable voltage settings of the MAX776CSA+ allow for precise control of current and voltage levels, making it suitable for use in a variety of motor control and power supply designs. In addition to its adjustable current and voltage settings, the MAX776CSA+ also features integrated protection features such as over-current and temperature protection as well as green mode which reduces power consumption.

Conclusion

The MAX776CSA+ from Maxim Integrated is a high-efficiency DC-DC switching regulator switching controller suitable for motor control and power supply applications. It features adjustable voltage and current limit options and integrated protection features, such as over-current and temperature protection, allowing designers to create reliable and efficient designs. The wide input voltage range and adjustable voltage settings make the MAX776CSA+ suitable for a variety of designs.

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