RT7736FGE

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The RT7736FGE is a power management solution, which is highly efficient and is mainly targeted towards the offline switcher applications. It is made up of various functional blocks such as a low-dropout (LDO) regulator, voltage scaler and switching current regulator. The RT7736FGE provides a cost-effective solution with low power consumption and good efficiency for various designs.The RT7736FGE is an advanced, low-dropout (LDO) regulator, operating over a wide input voltage range of 6 to 24 volts. It features a low quiescent current (Iq) of only 13 microamperes and a low supply current of 100 nanowatts. Its low output dropout voltage of 0.25V ensures superior performance in systems with limited current or power supplies.The output voltage of the RT7736FGE is selectable by a single external resistor and is adjustable from 0.9V up to 5.0V. The output voltage accuracy is ±3%. The RT7736FGE features a fast transient response and a high-frequency operation of up to 1.5MHz. It also has a low start-up time of 10 µs and an under-voltage protection that limits the output current when the input voltage falls below the specified range.The RT7736FGE offers a wide variety of application fields, such as consumer and industrial applications, including AC/DC switching power supply designs, low voltage offline switchers, and Point-of-Load (PoL) converters. This is because the RT7736FGE greatly reduces the total peripheral components, especially the optocoupler, which helps reduce the cost and complexity of the system.The RT7736FGE is highly effective because of its low quiescent current and high-frequency operation. It has a high power efficiency of up to 98%, and its temperature range of -40°C to +85°C ensures stable operation in harsh environmental conditions.The working principle of the RT7736FGE is simple, as it is basically composed of a low-dropout regulator, voltage scaler and switching current regulator. It basically monitors the input voltage and adjusts the output voltage accordingly. It also regulates the output current in order to maintain a stable output. The RT7736FGE has various built-in protection features such as short-circuit, over-current and over-temperature protection.In conclusion, the RT7736FGE is an advanced, low-dropout regulator designed to provide efficient and cost-effective solutions for AC/DC switching power supplies, offline switchers, and PoL converters. Its wide application field and working principles, coupled with its low power consumption and high power efficiency, make it an ideal choice for various applications.

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