S-8353A30MC-IQPT2G

Voltage - Input (Max):	10V
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	50kHz
Current - Output:	300mA (Switch)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3V
Series:	--
Voltage - Input (Min):	0.9V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Boost
Output Configuration:	Positive
Function:	Step-Up
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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S-8353A30MC-IQPT2G: DC DC Switching Regulators

The S-8353A30MC-IQPT2G is a DC DC switching regulator that is widely used in many electronic devices, from small consumer electronics to industrial applications. It is a multi-channel DC/DC converter, capable of supplying multiple output rails from a single input. The device is designed to provide a regulated output voltage from either an AC or DC input. It features excellent efficiency and a wide input voltage range.

Overview

The S-8353A30MC-IQPT2G is an efficient, low-noise and low-impedance DC/DC controller, with a wide operating range of up to 40V. The device is capable of providing up to 30A load current and provides multiple output rails with adjustable output voltages. It provides flexible output power configuration by means of dual phase interleaving, allowing for higher load currents and better load transient response. The device also has built-in protection against over-temperature, over-voltage and under-voltage.

Application Field

Due to its flexibility and high efficiency, the S-8353A30MC-IQPT2G is widely used in many applications. It is suitable for high-powered systems such as servers, networking equipment, telecom infrastructure, and other industrial systems, where multiple output rails and high current capability is required. It is often used in distributed power systems, such as LED lighting, automotive and Industrial control systems, and in other high powered devices requiring precise voltage regulation.

Working Principle

The S-8353A30MC-IQPT2G is based on a forward-mode DC/DC converter topology. The device consists of an inductor, a high-side switch, a diode, and a low-side switch, as well as various current sense, voltage sense and control components. When the high-side switch is on, current flows through the inductor, producing a magnetic field that rises until the peak current is reached. The peak current is determined by the inductances value and the load current. When the peak current is met, the high-side switch is turned off, and current begins to flow in the opposite direction, back through the diode into the load. The inductor then attempts to maintain its magnetic field, discharging its stored energy into the load as current. This cycle is then repeated to maintain the output voltage. The S-8353A30MC-IQPT2G also features a two-phase interleaving mode, which reduces noise and improves load transient response. In this mode, two phases of the switching sequence are interleaved, which means that both sets of switch devices are operating at approximately the same frequency. In this way, the peak currents of both phases stay roughly the same, and when combined, the higher peak-to-peak current ripple is minimized, resulting in improved efficiency, lower noise and better load transient response. In addition, the device features a built-in over-current protection (OCP) circuit to protect against over-current conditions. This is an important feature in high-powered systems, as it prevents sustaining any potential damage to the system. In summary, the S-8353A30MC-IQPT2G is a highly efficient and reliable DC/DC converter, suitable for use in many high-powered applications. Its features, such as multiple output rails, wide input voltage range and excellent efficiency, make it a great choice for those in need of a reliable and efficient device.

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