RT9058-50GV

Current - Output:	100mA
Supplier Device Package:	SOT-23-3
Package / Case:	TO-236-3, SC-59, SOT-23-3
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Protection Features:	Over Current
Control Features:	--
PSRR:	70dB ~ 40dB (100Hz ~ 100kHz)
Current - Supply (Max):	5µA
Current - Quiescent (Iq):	3.5µA
Series:	--
Voltage Dropout (Max):	0.5V @ 10mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	5V
Voltage - Input (Max):	36V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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RT9058-50GV voltage regulator is a linear voltage regulator device designed to stabilize the output voltage of a power supply. The device is designed with simple architecture, requiring minimal external components, making it ideal for small form factor applications and cost-sensitive designs.The RT9058-50GV is a step-down regulator, and can generate a regulated output voltage from an input voltage up to 5.5V. It uses a buck topology, which refers to the process of converting a higher voltage to a lower voltage in a power supply or voltage regulator. This voltage regulator offers high efficiency and fast transient response, and thus provides clean and stable output. With a maximum rated output current of 50mA, it has a wide range of industry applications.The working principle of RT9058-50GV voltage regulator is based on the pulse-width modulation (PWM) control method. In this method, a switch is turned on and off at a given frequency, and its duty cycle — the ratio of “on” time to the total cycle time — is adjusted to regulate the output voltage. This PWM switching action is enabled by a PMOS transistor and an N-channel MOSFET.In normal operation, feedback voltage is sent to the PWM controller, and it adjusts the ON and OFF cycle of the switch to regulate the output voltage. The device has a range of features including over-current protection, thermal shutdown, current limiting, and output voltage regulation. This ensures that the output voltage is maintained within the desired range.To conclude, the RT9058-50GV voltage regulator is a linear voltage regulator device used for stable output voltage from a power supply. It is designed using a simplified architecture which requires minimal external components and offers high efficiency, fast transient response, and protection from over current, thermal shutdown, and current limiting. The device finds application in a variety of power supply designs and is suitable for cost-sensitive designs.

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