LM2575SX-15/NOPB

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LM2575SX-15/NOPB is a very efficient and cost-effective DC-DC switching regulator, which is widely used in the application field and working principle of the power supply. It is a three-terminal adjustable output voltage regulator which can provide up to 1.5A output current. It uses a current mode control design, and the feedback voltage is internally set by a resistor divider network. It also has two strobe-out pins for enabling and disabling the regulator, as well as for shutdown control. The LM2575SX-15/NOPB is designed for use with low-voltage, high-current power sources, such as a flyback transformer.

The operating principle of the LM2575SX-15/NOPB is a type of feedback control called “pulse width modulation” (PWM). In this type of feedback control, the output voltage is regulated by controlling the width of the pulses sent to the output device. The width of the pulse is determined by the voltage present at the error amplifier\'s output and the voltage present at the output of the error amplifier\'s reference. As the output voltage rises or falls, the error amplifier output voltage changes and the width of the pulse sent to the output device changes accordingly. This in turn adjusts the output voltage of the LM2575SX-15/NOPB to maintain the desired output voltage.

The LM2575SX-15/NOPB also has several safety features, including current limiting and overtemperature protection. It is designed to withstand up to 30V of input voltage and allows for a maximum input voltage of 45V. The LM2575SX-15/NOPB can also operate at an ambient temperature range from -40°C to +85°C and comes with an adjustable output voltage range of 0.8V to 2.25V. It also features a selectable soft-start time, allowing users to customize the start-up time of the device to meet the needs of their application.

In addition to the above features, the LM2575SX-15/NOPB has a low standby current of only 100μA, which allows it to be used in applications where low power dissipation is important. The LM2575SX-15/NOPB is also very efficient, with over 97% efficiency at full load conditions. The LM2575SX-15/NOPB can also accept a wide range of input voltages and is capable of handling input voltage surges up to 30V.

Overall, the LM2575SX-15/NOPB is an excellent choice for a wide range of applications and power supplies. Its versatility, efficiency, and safety features make it the perfect solution for many power supply designs. It is suitable for applications such as lighting systems, telecom systems, industrial automation systems, consumer electronics, and many more.

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