FAN5361UMP123X
Compact synchronous buck voltage regulators for efficient power conversion
Manufacturer： ['fairchild', 'rochester', 'onsemi']
series introduction
# Introduction to the FAN5361UMP123X Product Series
## Overview
The FAN5361UMP123X product series represents a cutting - edge line of power management integrated circuits (PMICs) designed to meet the diverse and demanding power requirements of modern electronic devices. These PMICs are engineered with advanced semiconductor technology, offering high performance, efficiency, and reliability in a compact form factor.
## Key Features
### High - Efficiency Power Conversion
One of the standout features of the FAN5361UMP123X series is its high - efficiency power conversion capabilities. These PMICs utilize state - of the - art switching regulator topologies, such as buck converters, which can efficiently step down the input voltage to a lower, regulated output voltage. This high efficiency not only reduces power dissipation and heat generation but also extends the battery life of portable devices. For example, in a battery - powered smartphone or tablet, the FAN5361UMP123X can convert the battery voltage to the appropriate levels for different components with minimal energy loss, ensuring longer usage times between charges.
### Wide Input and Output Voltage Ranges
The series supports a wide range of input voltages, making it suitable for various power sources. Whether it's a single - cell lithium - ion battery with an output voltage of around 3 - 4.2V or a higher - voltage power supply such as a 12V adapter, the FAN5361UMP123X can handle the input and provide stable output voltages. The output voltage can be precisely adjusted within a specified range, allowing for flexibility in powering different types of loads. This wide voltage range compatibility makes the series ideal for a broad spectrum of applications, from low - power IoT devices to high - performance industrial equipment.
### Multiple Output Channels
The FAN5361UMP123X PMICs are equipped with multiple output channels. Each channel can be independently regulated, enabling the simultaneous powering of different components within a system. For instance, in a complex system - on - a - chip (SoC) design, one output channel can be dedicated to powering the CPU core, while another can supply power to the memory modules. This multi - channel functionality simplifies the power management design, reduces the number of external components required, and saves board space.
### Integrated Protection Features
To ensure the safety and reliability of the connected devices, the FAN5361UMP123X series incorporates a comprehensive set of protection features. Over - voltage protection (OVP) safeguards the load from excessive voltage, preventing damage to sensitive components. Under - voltage lockout (UVLO) ensures that the PMIC operates only when the input voltage is within a safe range. Over - current protection (OCP) limits the output current to prevent overheating and damage to the PMIC and the load. Thermal shutdown protection automatically shuts down the device when the temperature exceeds a safe operating limit, protecting the PMIC from thermal damage.
### Low Quiescent Current
In battery - powered applications, minimizing power consumption during standby or idle modes is crucial. The FAN5361UMP123X series features a low quiescent current, which is the current drawn by the PMIC when it is in a low - power state. This low quiescent current helps to conserve battery energy, especially in devices that spend a significant amount of time in standby mode, such as wearables and wireless sensors.
## Applications
### Consumer Electronics
The FAN5361UMP123X series is well - suited for a variety of consumer electronics devices. In smartphones and tablets, it can efficiently power the processor, display, memory, and other components, ensuring optimal performance and long battery life. In smartwatches and fitness trackers, its
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