RS-0512S/H3

Current - Output (Max):	166mA
Control Features:	Enable, Active Low
Size / Dimension:	0.86" L x 0.36" W x 0.44" H (21.8mm x 9.2mm x 11.1mm)
Package / Case:	8-SIP Module, 7 Leads
Mounting Type:	Through Hole
Efficiency:	80%
Operating Temperature:	-40°C ~ 85°C
Features:	Remote On/Off, SCP
Applications:	ITE (Commercial), Medical
Voltage - Isolation:	3kV
Power (Watts):	2W
Series:	ECONOLINE RS
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	12V
Voltage - Input (Max):	9V
Voltage - Input (Min):	4.5V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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DC-DC converters, like the H3, are specialized power converters designed to link various types of power sources together. This type of converter is essential in a wide array of electronic systems, such as medical imaging systems and other consumer electronics. The H3, specifically, is the latest generation of slim-profile switching regulators from Richtek, designed for powering digital logic and sensitive analog and mixed-signal applications. However, there are many different types of DC-DC converters out there, and understanding their application field and working principles is essential to picking the right converter for a job.The H3 in particular is a high-performance, step-down buck regulator, delivering a maximum output current of 8A and with a maximum output voltage of 5.1V. It is designed to provide seamless transitions between light/heavy loads, with excellent overall efficiency. This means it can handle rapidly fluctuating load profiles, like those found in microcontrollers and other digital logic circuits.The H3’s working principle is based on its pulse width modulation (PWM) capability, and its adaptive on-time control. These technologies work together to provide improved load transients, optimum efficiency over the entire range of operating conditions, and fast transient response. The adaptive on-time control works by continuously adjusting the on time and off time for the switching circuit, so that it maintains the specified switching frequency. This frequencies and the converter’s other parameters are all programmed using an external digital logger.The main features of the RS-0512S/H3 converter are its high efficiency and low quiescent current. It also has an integrated low-noise low-dropout linear regulator, an integrated high power MOSFET, and anti-ringing control. These make it a great choice for applications which require high power, efficiency, and low noise. It is also highly compact, and designed for applications with limited space, like hand-held devices.The RS-0512S/H3 is a versatile DC-DC converter, designed to provide reliable, high efficiency power conversion in a variety of applications. Its adaptive on-time control, PWM capability, and efficient switch control make it a great choice for digitally controlled applications, as well as for powering sensitive analog and mixed-signal components. Its high efficiency and low quiescent current make it an excellent choice for space-constrained devices, and its integrated features provide a compact and reliable solution for a variety of electronic systems.

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