RP40-11012SFR/N-HC

Current - Output (Max):	3.333A
Control Features:	Enable, Active Low
Supplier Device Package:	6-DIP Module
Size / Dimension:	2.24" L x 1.00" W x 0.66" H (56.8mm x 25.4mm x 16.8mm)
Package / Case:	6-DIP Module
Mounting Type:	Through Hole
Efficiency:	90.5%
Operating Temperature:	-40°C ~ 105°C (With Derating)
Features:	Remote On/Off, OCP, OTP, OVP, SCP, UVLO
Applications:	ITE (Commercial), Railway
Voltage - Isolation:	3kV
Power (Watts):	40W
Series:	POWERLINE RP40-FR
Voltage - Output 4:	--
Voltage - Output 3:	--
Voltage - Output 2:	--
Voltage - Output 1:	12V
Voltage - Input (Max):	160V
Voltage - Input (Min):	43V
Number of Outputs:	1
Type:	Isolated Module
Part Status:	Active
Packaging:	Tube

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Introduction

DC-DC converters are a type of power supply that uses direct current as the source of power and converts it to an alternating current for use in a variety of applications. The RP40-11012SFR/N-HC is a 4th-generation synchronous DC-DC converter designed for high power and high density applications. It offers a variety of features that make it suitable for a wide range of applications.

Applications

The RP40-11012SFR/N-HC has a wide range of applications including telecommunications systems, industrial automation, medical devices, surveillance systems, LED lighting, automotive, and consumer electronics. It can be used as an AC/DC converter, as a uninterruptible power supply, or as a voltage regulator.

Features

The RP40-11012SFR/N-HC has a number of features that make it suitable for many power requirements. It offers high power density and efficiency, low input ripple, wide-range input voltage, and an integrated Soft-Start circuit. It is also capable of operating in a wide temperature range and has s temperature compensation circuit for a high degree of accuracy. The EMI/EMC filters are integrated, reducing EMI noise. Furthermore, the output current can be matched to the application, and the output voltage can be configured and optimized using a terminal-block connector, with short-circuit protection and adjustable ripple-noise suppression.

Working Principle

The RP40-11012SFR/N-HC has two main components – a DC/DC converter and a timing control circuit. The DC/DC converter is the main component and is responsible for regulating the output voltage. It uses an inductor, a diode, a transformer, a capacitor, and a resistor to convert direct current from the input to the desired voltage. The timing control circuit consists of two transistors and four resistors. It is responsible for controlling the switching frequency and the output voltage. The inductor stores energy from the input as current. The diode is used to protect the inductor from reverse current. When the transistor turns on, it energizes the primary coil of the transformer, transferring the stored energy to the secondary coil and output. The capacitor, in combination with the resistor, filters and smoothes the output while the transformer reduces the voltage. The timing control circuit is responsible for controlling the switching frequency, the duty cycle, and the output voltage. The transistor controls how much current is supplied to the primary coil of the transformer.

Conclusion

The RP40-11012SFR/N-HC is a 4th-generation synchronous DC-DC converter designed for high power and high density applications. It offers a variety of features such as high power density and efficiency, wide-range input voltage, low input ripple, and an integrated Soft-Start circuit that make it suitable for a wide range of applications. It has an efficient and reliable working principle that relies on a DC/DC converter and a timing control circuit.

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