Small Cell Base Stations
Small Cell Base Stations Content
Description
MPS’s energy-efficient, cost-effective products provide everything you need to power the next generation of small cell base station designs.
Block Diagram
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Components List
Resources
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POWER OVER ETHERNET (POE) POWER SUPPLY PROCESS ACROSS IEEE 802.3AF/AT/BT PROTOCOLAlthough there are various power supply types, this article will focus on Power over Ethernet (PoE) power supplies. In particular, PoE power supplies where the power sourcing equipment (PSE) supplies power to the powered device (PD) terminal equipment through the network cable. Figure 1 shows common PoE power supply equipment, including the PoE switch as well as power-receiving equipment (e.g. wir...
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HOW TO OPTIMIZE A POWER OVER ETHERNET (POE) PD DESIGNPower over Ethernet (PoE) solutions enable Ethernet cables to transmit DC power while simultaneously transmitting data in parallel to IP terminal devices — all without changing the existing wire connections set by the Ethernet standard. Transmitting power and data in one cable simplifies installation, enhances reliability, and reduces cost by eliminating the need for a power and Ethernet line, whi...
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MPS POWER MANAGEMENT SOLUTIONS FOR POWER OVER ETHERNET (POE) SWITCHESModern devices are increasingly powered by Power over Ethernet (PoE), such as IP phones, wireless APs, and IP cameras. Customer premise equipment (CPE) and small base stations in the 5G era also require PoE power. Figure 1 shows common applications powered by PoE. This article discusses MPS’s comprehensive suite of power management solutions for a wide range of switches, including PSE, boo...
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UNDERSTANDING POWER OVER ETHERNET AND POE CONTROLLERS AND CONVERTERSThis introduction to power over Ethernet (PoE) covers the basics of PoE standards, how PoE structure functions, and how PoE works between the PSE and PD. PoE enables an Ethernet cable to transmit DC power while also transmitting data in parallel to IP terminal devices. PoE power delivery includes two equipment types: Power-sourcing equipment (PSE) or a power provider, and powered devices (PDs) or ...
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FULLY INTEGRATED POE PD INTERFACE: MP8030The MP8030 is a fully integrated, 71W PoE PD interface with a high-efficiency flyback/forward controller, and is compatible with 802.3af/at/bt specifications. Power Over Ethernet, or PoE, devices can transmit both network and power signals with a single cable. By using an N-channel MOSFET in place of a diode and integrating a MOSFET at Gate 2, the MP8030 significantly reduces voltage drop, reduces...
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OPTIMIZE SWITCH-MODE POWER MODULES TO ACHIEVE ULTRA-LOW RIPPLE AND NOISEThis presentation summarizes optimal power solution designs that provide low noise and high efficiency. We explore a design example with more specifics and final test results that meet the outlined requirements. These test results demonstrate how a highly integrated switch-mode power module with a filtering circuit design can effectively power RF data converters with multi-gigabit sampling rates. ...
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VERSAL HBM – FULL POWER MANAGEMENT (OPTIMIZED FOR SIZE) REFERENCE DESIGN -
VERSAL HBM – FULL POWER MANAGEMENT DEVICE (OPTIMIZED FOR EFFICIENCY) -
VERSAL HBM – M/H DEVICE (OPTIMIZED FOR SIZE) -
VERSAL HBM – M/H DEVICE (OPTIMIZED FOR EFFICIENCY) -
VERSAL HBM – L DEVICE (OPTIMIZED FOR SIZE) -
VERSAL HBM – L DEVICE (OPTIMIZED FOR EFFICIENCY) -
COMPACT ISOLATED POWER MODULES: THE MID SERIESMPS’s family of small, isolated power modules is perfect for biasing the digital isolators in RS485, RS232, and CAN communication, as well as other industrial and network applications. Higher channel density in PLC systems means less space per channel, making it critical for solutions to minimize board space. The MID power module family provides a tiny solution that integrates a transformer and a ...
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VERSAL AI EDGE – FULL POWER MANAGEMENT (OPTIMIZED FOR EFFICIENCY) -
VERSAL AI EDGE – FULL POWER MANAGEMENT (OPTIMIZED FOR SIZE) -
VERSAL AI EDGE –M/H DEVICE (OPTIMIZED FOR SIZE) -
VERSAL AI EDGE –M/H DEVICE (OPTIMIZED FOR EFFICIENCY) -
VERSAL AI EDGE –L DEVICE (OPTIMIZED FOR SIZE) -
VERSAL AI EDGE –L DEVICE (OPTIMIZED FOR EFFICIENCY) -
ARTIX ULTRASCALE+ AU10P/15P MINIMUM RAILS – HIGHEST POWER REFERENCE DESIGN -
ZU1/2/3 MINIMUM RAILS HIGHEST POWER -
ACCURATE CURRENT MEASUREMENT IN MODERN ELECTRONIC CIRCUITSAs power electronic switching techniques advance, there is an increased need to accurately measure current for feedback control and system monitoring. There are several methods to achieve this, with each method having advantages and limitations. This article focuses on current measurement methods that require relatively high accuracy and bandwidth, such as those used to measure current on the inpu...
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DESIGNING AN ACTIVE-CLAMP FORWARD CONVERTER FOR POE-BT APPLICATIONS (PART II)This article is the second part of a two-part series exploring how to design an active-clamp forward controller for PoE-bt applications. Part I covered PoE applications, as well as the basics for forward converter topologies and active clamps. Part II will review secondary-side synchronous rectification MOSFETs, secondary spike absorption circuits, and efficiency verification processes for PoE-bt ...
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