Charge a nickel-cadmium cell reliably and inexpensively
12.16.2017 · Circuits
Rechargeable NiCd cells are widely used in consumer devices because of their high energy density, long life, and small self-discharge rate. As a part of one project, I needed to design a reliable and inexpensive charger for a battery pack containing two NiCd AA-size 1200-mAh cells. In the process of the charger design, I needed to solve two main problems...
Automotive-Grade Regulators from Diodes Incorporated Deliver 5V, 8V, or 12V Outputs and Tolerate 60V Battery Transients
12.16.2017 · News
Diodes Incorporated announced the ZXTR2105FQ, ZXTR2108FQ and ZXTR2112FQ regulator transistors. These devices are qualified to AEC-Q101 standards for high reliability and are PPAP-capable...
Toshiba sets new standard with advanced high-efficiency Audio Power Amplifier
12.14.2017 · News
oshiba Electronics Europe has developed a 4-channel, high-efficiency class-AB linear power amplifier IC that delivers high-quality sound reproduction for car audio applications while significantly reducing power consumption...
10 Best Raspberry Pi and Pi 2 Alternatives. Part 2
There are actually two versions of the MinnowBoard MAX available; a $140 version and a $100 version. The extra $40 gets you 2 GB of RAM instead of 1 GB, but both versions include a 1.33 GHz dual-core processor...
36V, Dual Channel, 1.6A Synchronous, Buck LED Driver with I2C Dimming Control
12.13.2017 · News
Analog Devices announces the Power by Linear™ LT3964, a dual channel, 36 V, high efficiency, synchronous, step-down LED driver with internal 40 V, 1.6 A power switches and an I2C interface that simplifies LED dimming control. The LT3964 operates with a wide 4 V to 36 V input range, and features two independently controlled LED drivers that switch at up to 2 MHz...
10 Best Raspberry Pi and Pi 2 Alternatives. Part 1
The Raspberry Pi and Pi 2 have taken the world by storm and created a huge interest in single-board computers; their simplicity, portability, and affordability make them great for thinkerers and kids alike. But not everyone wants a Pi...
New Gate Drivers From Power Integrations Deliver Up to 5 A, Reducing System Complexity and Cost
12.12.2017 · News
Power Integrations introduced the newest member of its SCALE-iDriver™ IC family, SID1102K, a single-channel, isolated, IGBT and MOSFET gate driver in a wide-body eSOP package. Featuring a peak drive current of up to 5 A, the new part is able to drive 300 A switches without boosters; external boosters can be used to cost-effectively scale gate current up to 60 A peak...
Photovoltaic switch disables unused LEDs
12.11.2017 · Circuits
In many applications, it's desirable to disable LEDs used for system verification. Many options are available for the disabling function, including manual SPST switches, enhancement- and depletion-mode MOSFETs, bipolar-junction transistors, and JFETs...
New Quad Full-Bridge PWM Motor Driver IC
12.11.2017 · News
Designed for Under 18 V Maximum Supply Voltage Applications Allegro MicroSystems introduces a new quad DMOS full-bridge driver capable of driving up to two stepper motors or four DC motors. The AMT49701 was designed specifically for dual axis, point of sale, office automation, security, surveillance, IP cameras, as well as industrial automation applications...
STMicroelectronics' New Motor Driver with Embedded 32-Bit MCU Simplifies Motion Control for Battery-Operated Robots and Appliances
12.08.2017 · News
STMicroelectronics’ STSPIN32F0A programmable motor controller contains fully integrated gate drivers for three external MOSFET half-bridges, an STM32F0 microcontroller (MCU), as well as a 3.3 V DC/DC switching converter plus a 12 V LDO, giving designers flexible motor-control options in a lightweight and compact 7 mm × 7 mm outline...