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batteries

Isolated high-power current-sense modules include amplified analog output

December 22, 2020 By Redding Traiger Leave a Comment

New Yorker Electronics has announced the release of the new SSA Smart Current Sensor series from Riedon. Riedon’s new Smart Shunt SSA combines low-impedance manganese shunt resistance, a high-precision insulated amplifier, and an isolated DC/DC converter. Riedon’s SSA family of Isolated Smart Current Measurement Technology consists of four current ratings: 100A, 250A, 500A, and 1000A. […]

Filed Under: AC-DC, batteries, Converters, DC-DC, Development Tools, Motors and motor control Tagged With: newyorkerelectronics

Bi-directional 22/25-kW liquid-cooled inverter battery charger targets EV, HEV apps

December 17, 2020 By Redding Traiger Leave a Comment

Bel Power Solutions announces the BCL25-700-8, a 22/25 kW bi-directional liquid-cooled on-board inverter battery charger with export functionalities for hybrid (HEV) or fully electric (EV) vehicles, as well as medium and heavy-duty on- and off-highway vehicles. The BCL25-700-8 is parallelable up to 4 units in charge mode, with typical efficiency up to 94%. With the […]

Filed Under: Automotive, batteries, Development Tools, inverters, Power Management, Single-phase, Three-phase Tagged With: belpowersolutions

Power-management ICs optimized for use in laptops

December 17, 2020 By Redding Traiger Leave a Comment

MagnaChip Semiconductor Corporation announced a new line of power management integrated circuits (PMIC) by introducing its first UHD display panel PMIC for laptops. PMICs are integrated circuits that include multiple power management functions within a single chip, and they are frequently used to power space-constrained devices where high-efficient and compact form factors are required. They […]

Filed Under: batteries, Development Tools, LED Lighting, modules, Power Management, surge protection Tagged With: magnachipsemiconductor

Understanding stop/start automobile-engine design, Part 3: The battery situation

December 16, 2020 By Bill Schweber Leave a Comment

auto start stop

The stop/start approach has significant implications for the car’s battery and battery management system (BMS). Q: How does the battery charge/discharge cycle function in a non-stop/start vehicle? A: In a car without a stop/start system, starting the engine is a one-time event for the duration of the trip. While the engine is running, it also […]

Filed Under: Automotive, batteries, FAQ, Featured Tagged With: FAQ

Now that’s cold: Batteries for covid vaccine handle -112°F

December 14, 2020 By Lee Teschler Leave a Comment

tadiran batteries

Bobbin-type lithium thionyl chloride (LiSOCl2) batteries from Tadiran Batteries are being specially modified for use in the cold chain demanded by Covid vaccine made by Pfizer. Pfizer says it has specially designed temperature-controlled thermal shippers utilizing dry ice to maintain recommended storage temperature conditions of -70±10°C for up to 10 days unopened. The firm will […]

Filed Under: batteries Tagged With: tadiranbatteries

80 V buck-boost battery charging controller integrates MPPT and I2C

December 14, 2020 By Redding Traiger Leave a Comment

Analog Devices, Inc. introduced the LT8491 buck-boost battery charging controller that features Maximum Power Point Tracking (MPPT), temperature compensation, and an I2C interface for telemetry and control. The device operates from input voltages above, below, or equal to the regulated battery float voltage. The LT8491 offers three selectable Constant Current Constant Voltage (CC-CV) charging profiles, […]

Filed Under: batteries, Battery Management, Controllers, Development Tools, Power Management Tagged With: analogdevicesinc

Multi-purpose coin cell power packs fit in cramped quarters

November 17, 2020 By Lee Teschler Leave a Comment

PN1086&1092

Compact Multi-Purpose Coin Cell Power Packs address the increasing demands for safe, reliable and secure holders for the popular 2032 coin cell battery. These power packs feature a built-in on/off toggle switch for multi-purpose applications. The unique design makes this product safe, while extending the life of the battery with switchable power. The body is […]

Filed Under: batteries Tagged With: keystoneelectronics

Battery life analysis and maximization for wireless IoT sensor nodes and wearables

November 12, 2020 By Jeff Shepard Leave a Comment

In addition to proper hardware design and power consumption testing, an accurate estimation of battery life is an important aspect of designing wireless Internet of Things (IoT) sensor nodes and wearables. For some medical or industrial devices, in particular, users’ lives can be at stake if the battery does not live up to expectations. Some […]

Filed Under: batteries, Battery Management, FAQ, Featured, IoT, Power Management, Wireless Tagged With: FAQ

Batteries and charging for wireless IoT sensor nodes and wearables

November 11, 2020 By Jeff Shepard Leave a Comment

Battery selection for a given wireless Internet of Things (IoT) node or wearables design is complex. Among the important factors are: how long the device is expected to operate with a single battery; the choice between various primary and secondary battery chemistries; the nominal and cut-off voltage of the electronics; the energy/current consumption profile, the […]

Filed Under: batteries, Battery Management, FAQ, Featured, IoT, Power Management, Wireless Tagged With: FAQ

Power consumption testing for wireless IoT sensor nodes and wearables, Part 2

November 10, 2020 By Jeff Shepard Leave a Comment

Part one of this FAQ series focused on the various types of components available for designing power systems for wireless Internet of Things (IoT) sensor nodes, wearables, and similar applications. This FAQ focuses on measuring and validating the performance of those power systems. There are several instruments and approaches available for measuring and testing the […]

Filed Under: batteries, FAQ, Featured, IoT, Power Management, Wireless Tagged With: FAQ

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