Powering Communications

May 2021
LTE CAT-M1 Module For Massive IoT Based On Monarch Technology
Renesas Electronics Corporation introduced the RYZ014A, Renesas’ first cellular IoT module supporting the LTE Cat-M1 specification. This technology allows devices to directly connect to the internet without the need for a gateway by relying on the existing communication infrastructure owned by mobile network op
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Date:
05/27/2021

40 Gbps DPDT Differential Switch for High-speed Switching
Menlo Microsystems, Inc. (Menlo Micro) has announced a new double-pole/double-throw (DPDT) switch providing the industry’s highest performance and data rates for high-speed differential switching applications. Based on Menlo Micro’s market-proven Ideal Switch technology, the new MM5600 DPDT switch offers high-speed operation from DC
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Date:
05/27/2021
Panasonic Industry PAN1781 Bluetooth 5 Low Energy module
The PAN1781 is a Bluetooth 5 Low Energy module based on the Nordic nRF52820 single chip controller and is, in a way, the lightweight version of the PAN1780. Bluetooth 5 features additionally a higher symbol rate of 2 Mbps using the high speed LE 2M PHY or a significantly longer range using the LE coded PHY a
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Date:
05/27/2021
30 V N-Channel MOSFET Delivers High Power Density, Efficiency
Vishay Intertechnology, Inc. introduced a versatile new 30 V n-channel TrenchFET Gen V power MOSFET that delivers increased power density and efficiency for both isolated and non-isolated topologies. Offered in the 3.3 mm by 3.3 mm thermally enhanced PowerPAK 1212-8S package, the Vishay Siliconix SiSS52DN features best in class on-resistance of 0.95 mΩ
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Date:
05/24/2021
Ultra-Broadband Capacitors Perform from 16KHz to 70+GHz
AVX Corporation has released new UBC 550 Series ultra-broadband capacitors designed to deliver reliable, repeatable performance from 16KHz to 70+GHz in ultra-broadband microwave and millimeter-wave RF applications with stringent operating requirements. The new UBC 550Z, 550U, and 550L Series ultra-broadband ca
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Date:
05/20/2021
Linear ReDrivers Deliver Enhanced Signal Integrity
Diodes Incorporated has strengthened its position in the linear ReDriver IC market with the introduction of the 1.8V PI2DPX1066, PI2DPX1217, and PI2DPX1263. Suited for a range of applications including notebook and desktop PCs, smartphones, tablets, docking stations, gaming consoles, monitors, and virtual reality eq
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Date:
05/11/2021
Server / Telecom - Si and WBG solutions: Part 3 of 4 Editorial Series Sponsored by Infineon; Towards Efficient, Reliable, and Cost-Effective Power Supply Units for 5G Telecom Rectifiers Applications Using Wide-Bandgap Semiconductors

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Figure 1: Key features required for AC-DC SMPS in the latest generation of telecom applications

The 5G spectrum has been released in several countries worldwide and already in commercial use. 5G is accelerating and promises to change our lives thanks to large bandwidth, massive connection, and ultra-low latency. On top of this network evolution, we need to consider the advancements in the so-called mobile ed
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Date:
05/07/2021
Server / Telecom - Si and WBG solutions: Part 4 of 4 Editorial Series Sponsored by Infineon; Design Guidelines for High Power Server and Telecom Power Supplies Use-Cases

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Table 1a: Key performance indicators of silicon (Si)-based superjunction technology CoolMOS™ C7 compared to SiC MOSFET CoolSiC™ and GaN HEMT technology CoolGaN™

Introduction With the recent introduction of active wide bandgap (WBG) power semiconductors on a broad commercial scale, the number of use cases is rapidly increasing. High power applications such as power supplies for server and telecom have been among the first adaptors driving acceptance and early success stories.
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Date:
05/07/2021
Server / Telecom - Si and WBG solutions: Part 2 of 4 Editorial Series Sponsored by Infineon; How to Reap the Benefits of  Wide-Bandgap Semiconductors in Server Applications

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Figure 1: Comparison of temperature dependency of the on-state resistance for different semiconductor technologies, such as Infineon’s CoolMOS™, CoolSiC™, and CoolGaN™

The emergence of cloud-based internet services, artificial intelligence, and cryptocurrency has initiated a strong growth of processing power in data centers worldwide. Since the data centers have also been facing rising electricity and real estate prices, there is a clear trend towards highly efficient and co
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Date:
05/06/2021
20Gbps Multi-Channel Mux/Demux For Video Signal Routing
Diodes Incorporated has further expanded its video passive multiplexer/demultiplexer (mux/demux) switch portfolio with the introduction of the 4-channel PI3WVR14412. Supporting up to 20Gbps operation, this 2:1/1:2 mux/demux device provides speeds beyond those of other products on the market - resulting in a 35% increas
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Date:
05/05/2021
Powering 5G

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Figure 1: Base station energy consumption rise (adapted from Huawei data)

We have all been looking forward to 5G mobile communications and the promised benefits – faster downloads at speeds theoretically greater than 50Gps, 50x lower latency than 4G, the opening up of the IoT for home and factory automation and of course control of autonomous vehicles. By 2025, the resulting data tr
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Date:
05/03/2021
Server / Telecom - Si and WBG solutions: Part 1 of 4 Editorial Series Sponsored by Infineon; Innovative Silicon Solution for Highest PFC Efficiency

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Figure 1: Circuit diagram of the proposed solution using CoolMOS™ in a half-bridge configuration

Introduction As a result of the pandemic that lately has had a significant impact on our lives, communication networks became a crucial part of critical social infrastructure. To achieve the required server capacities and fast connectivity and address the challenges of this unprecedented situation and, highly
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Date:
05/03/2021
The Next Revolutionary Step for Low Power

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Figure 1. Simplified circuit of the active clamp flyback (ACF) topology

Introduction It is estimated that 4 billion chargers and adapters are produced globally every year. They charge our mobile phones, tablets, wearables, and the myriad of other consumer electronic goods we consume continuously. The cost of the adapter is undoubtedly a significant consideration for original equipme
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Date:
05/01/2021