
Allicdata Part #: | MAX16992ATCC/V+T-ND |
Manufacturer Part#: |
MAX16992ATCC/V+T |
Price: | $ 1.31 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC REG CTRLR BOOST/SEPIC 12TQFN |
More Detail: | Boost, SEPIC Regulator Positive Output Step-Up, St... |
DataSheet: | ![]() |
Quantity: | 1000 |
2500 +: | $ 1.19351 |
Voltage - Supply (Vcc/Vdd): | 4.5 V ~ 36 V |
Supplier Device Package: | 12-TQFN (3x3) |
Package / Case: | 12-WFQFN Exposed Pad |
Operating Temperature: | -40°C ~ 125°C (TJ) |
Control Features: | Current Limit, Enable, Frequency Control, Power Good |
Serial Interfaces: | -- |
Clock Sync: | Yes |
Synchronous Rectifier: | No |
Duty Cycle (Max): | 85% |
Frequency - Switching: | 1MHz ~ 2.5MHz |
Series: | Automotive, AEC-Q100 |
Output Phases: | 1 |
Number of Outputs: | 1 |
Topology: | Boost, SEPIC |
Output Configuration: | Positive |
Function: | Step-Up, Step-Up/Step-Down |
Output Type: | Transistor Driver |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Introduction
MAX16992ATCC/V+T application field and working principle are important topics to understand for users of power management integrated circuits (PMICs). PMICs are a type of integrated circuit (IC) that integrates a wide range of power supplies or voltage regulators, such as DC-DC switching controllers, into one chip. As a voltage regulator, MAX16992ATCC/V+T is an adjustable DC-DC switching controller that offers reliability, high efficiency, and low component count. In this article, we will discuss the application field, working principle, and installation of MAX16992ATCC/V+T.
Application Field
MAX16992ATCC/V+T is mainly used as a dc-dc buck regulator for circuits providing regulated DC outputs (from 3.3V to 24V) from voltage inputs (from 10V to 32V). It operates in four modes – Fixed-Frequency PFM (pulse frequency modulation), PWM (pulse width modulation), PSM (Power Saver Mode), and Asynchronous Buck Mode. In PFM and PSM modes, the output power is regulated for intermediate steps between 0W and maximum output power. It is a simple and easy-to-use solution for general-purpose buck regulator applications.
MAX16992ATCC/V+T is typically used in synchronous buck regulators operating at a fixed frequency. It is capable of providing up to 4A of continuous output current and peak current of 8A. It is also suitable for other applications such as smart phones, laptop computers, or automotive systems.
Working Principle
MAX16992ATCC/V+T is a buck regulator, meaning it reduces the input voltage and increases the output current. The working principle is quite simple – it switches the MOSFET (metal-oxide semiconductor field-effect transistor) on and off at a fixed frequency. The on/off switching action allows the input voltage to step down and the output current to step up. The MOSFET is a voltage-controlled device and can only be turned on or off by the voltage at its gate. Thus, the MAX16992ATCC/V+T uses a voltage comparator to compare the input and output voltages and ensure that the correct amount of current is always flowing.
The MAX16992ATCC/V+T then converts the rectified output current into a constant voltage with a controlled frequency. To control the output voltage, the frequency of the switching action is controlled by the voltage comparator. This is done by adjusting the “control signal” from the voltage source connected to the MAX16992ATCC/V+T.
The MAX16992ATCC/V+T also features a “soft-start” feature which reduces the start up time. This feature helps the output voltage to slowly ramp up over time to the desired voltage. This prevents overshoot and reduces line noise.
Installation
Installing the MAX16992ATCC/V+T is simple. First, ensure that the correct power supply is connected to the circuit. The MAX16992ATCC/V+T can be connected to either a single-channel power supply or a dual-channel power supply depending on the application requirements. Connect the input and output terminals of the MAX16992ATCC/V+T to the appropriate power terminals and then connect the control signal to the controlling device. Then, the MAX16992ATCC/V+T is ready to be used.
Conclusion
MAX16992ATCC/V+T is an adjustable DC-DC switching controller with a variety of features. It can be used in synchronous buck regulator applications with a fixed frequency, and provides up to 4A of continuous output current and peak current of 8A. It is most suitable for circuits providing regulated DC outputs from 3.3V to 24V, and is easy to install.
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