The Power of GaN FETs, Signal Relay Basics, and Multi-Connectivity Asset Tracking

See solutions from Analog Devices, XP Power, CUI Devices, and more… [View Online]( [Digi-Key CORPORATION®]() [Flag] Search Now: [Search Now](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) Technical Newsletter - March 2023 Featured Articles [Why and How to Apply GaN Field Effect Transistors for Efficient, Higher Voltage, Switch-Mode Power Applications](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) Switch mode power supply designers need to consider devices based on wide-bandgap (WBG) materials such as gallium nitride (GaN). GaN devices switch faster than Si devices, handle higher voltage and power levels, are much smaller for a given power level, and operate with much higher efficiency. [Read More ►](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [How to Effectively Implement Multi-Connectivity Asset Tracking Applications]() A discussion of the technical requirements of advanced asset tracking across multiple applications. It introduces a multifunctional development kit from STMicroelectronics that significantly reduces the effort required for prototype design, testing, and evaluation and provides insight into key functional features of the development kit. [Read More ►]() [Signal Relays – Understanding the Basics](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) One major subcategory of relays is signal relays, which have specific uses and often fill an important role in communications. This article will provide an introduction to signal relays, including what they are, their differences compared to other relays, key selection criteria, and more. [Read More ►](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [View All Articles ►](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) Digi-Key Product Solutions [Innovative Sensor Technology]() [Humidity Sensors and Humidity/Temperature Modules]() [Humidity Sensors and Humidity/Temperature Modules]() AG humidity sensors can measure 0% RH to 100% RH and operate at a temperature range between ‑80°C and +190°C. The humidity product line features sensors with excellent linearity, low hysteresis, fast response times, and high chemical resistance. • High chemical resistance • Extremely low drift • Wide temperature range [Learn More ►]() [American Bright](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [High-Power IR Emitters]() [High-Power IR Emitters]() These high-power IR emitters are available in 3535 and 3838 packages with wavelengths of 850 nm and 940 nm and can be driven at high currents for maximum radiant intensity. With extra power and radiant intensity, these high-power IR emitters are an excellent choice for any wireless communication application. • Available in 3535 ceramic and 3838 EMC packages • Emitting wavelengths: 850 nm/940 nm • Variety of viewing angles: 60°/90°/120° [Learn More ►](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [STMicroelectronics](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [NFC Sensor Tag](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [NFC Sensor Tag](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) This smart and flexible NFC tracker evaluation board with sensors includes a comprehensive software library and a sample application to monitor and log sensor data over NFC from an Android™ or iOS device. The evaluation board features NFC harvesting to supply power and a battery cradle for a CR2032 battery. • ST25DV64K dynamic NFC tag solution • STM32L031K6 ultra‑low‑power Arm® Cortex®‑M0+ MCU • Android (Google Play) and iOS demo apps (ST SmarTag) [Learn More ►](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [CUI Devices](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Signal Relays](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Signal Relays](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) These low-signal relays feature SPDT (1 Form C) or DPDT (2 Form C) contact forms, Au/Ag overlay contact material, and contact ratings of 120 VAC/125 VAC or 24 VDC at 1 A along with coil voltages from 3 VDC ‑ 24 VDC, coil power ratings from 150 mW ‑ 450 mW, and offer through-hole mounting styles with PC pin terminations. These models are ideal for industrial devices, test and measurement equipment, security systems, and more. • Maximum switching currents: 2 A or 3 A • Maximum switching voltages: 120 VAC, 125 VAC, 220 VAC, or 30 VDC/60 VDC • Contact ratings: 20 VAC/125 VAC or 24 VDC at 1 A [Learn More ►](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [XP Power]() [3.5 W Medical DC‑DC Converters]() [3.5 W Medical DC-DC Converters]() The JMR03 family of ultra‑compact, medically approved DC‑DC converters are designed to be used in BF‑ and CF‑rated applications. JMR03’s 45% footprint reduction from the DIP24 to the DIP16 module allows more PCB space for the user’s components. A wide 4:1 input range provides the flexibility of choice for power sources. • Single output voltages: 5 V, 12 V, and 15 VDC • Dual output voltages: ±12 V and ±15 VDC • 2x MOPP and 2 µA leakage current [Learn More ►]() [Texas Instruments](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Low-Noise Fully Differential Output Instrumentation Amp](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Low-Noise Fully Differential Output Instrumentation Amp](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) The INA851 is a high-precision instrumentation amp with fully differential outputs and is optimized for driving the inputs of high‑performance analog‑to‑digital converters (ADCs) with fully differential inputs. The amp operates over a very wide single‑supply or dual‑supply range. • Gain programmable range: G = 0.2 ‑ 10,000 by using an external resistor • Fully differential outputs with integrated clamping • Tiny package: 16-pin VQFN [Learn More ►](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [InPlay]() [Bluetooth® Low Energy Beacon SoC](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Bluetooth® Low Energy Beacon SoC](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) This NanoBeacon™ SoC, the IN100, is a powerful and efficient Bluetooth® Low Energy beacon solution that is built on proprietary ultra‑low‑power SoC design platform using Bluetooth 5.3 technology and is considered a breakthrough in Bluetooth Low Energy beacon technology. The IN100 eliminates the need for software programming, making it a no code required SoC design. • Bluetooth 5.3 technology • Compact size: 2.5 mm x 2.5 mm x 0.8 mm • iBeacon and Eddystone support for seamless integration with Apple and Android™ devices [Learn More ►](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Pasternack](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Low-PIM Coaxial Cable Assemblies]() [Low-PIM Coaxial Cable Assemblies]() These low-PIM coaxial cable assemblies consist of over 400 unique configurations that boast PIM levels of less than ‑160 dBc. The assemblies offer cable options including SPP plenum‑rated, ¼‑inch SuperFlex, SPF fire‑rated, SPO outdoor‑rated, and flexible TFT‑402 and TFT‑402‑LF options. • Over 400 unique configurations • Ten popular cable types • Custom combinations available [Learn More ►]() [Analog Devices](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Ultra-Low-Power Real-Time Clocks (RTC)](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Ultra-Low-Power Real-Time Clocks (RTC)](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) The MAX31331 and MAX31334 ultra‑low‑power RTCs are devices that consume ultra‑low‑power time‑keeping current, extending battery life. They support a wide range of crystals with any capacitive loading (CL) spec, which broadens the pool of usable crystals for this device. This device is accessed through an I²C serial interface. • Ultra-low-power time-keeping current • Integrated power switch • Highly flexible with support for a wide range of external crystals [Learn More ►]() Additional Design Resources ► [EDA & Design Tools](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Conversion Calculator](=/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) [Product Training Modules](/MTQ0LU5DQi0wMzAAAAGKW2Q2ee4vQERja39YkN20SEeXt6fU2NPl_MwwepxUCRjPpbuiqDyxlA8l1TIJjVEemu5G6GxynkwF-M8=) Did you know? myLists tool is an easy‑to‑use solution that consolidates Digi‑Key's list‑management tools in one system. 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