Announcements of articles and news
Stealth-mode LED controls itself
13.07.2017 · Circuits
Since the LED's invention more than 40 years ago, its emission efficiency has steadily increased, and, although it may surprise you, the increased conversion efficiency works in two directions. Certain bright, efficient LEDs, such as Avago Technologies HLMP-EG30-NR000, a red emitter molded in clear encapsulation, also exhibit significant photovoltaic action...
150V Synchronous Step-Down DC/DC Controller Eliminates External Surge Protection Devices
13.07.2017 · News
Analog Devices announces the LTC7801, a high voltage nonisolated synchronous step-down switching regulator controller in compact 24-lead packages that drives an all N-channel MOSFET power stage. Its 4 V to 140 V (150 V abs max) input voltage range is designed to operate from a high input voltage source or from an input that has high voltage surges, eliminating the need for external surge suppression devices...
IXYS Integrated Circuits Division Introduces a New, Low Cost, Dual 5A Gate Driver IC
12.07.2017 · News
IXYS Integrated Circuits Division announces the immediate availability of the IX4340 low-cost Dual 5 A Gate Driver IC. The IX4340 features two high current outputs, both capable of sourcing and sinking up to 5 A. Both outputs have an absolute maximum voltage rating of 20 V. With matched propagation delays, the identical output drivers can be connected in parallel for higher current applications...
Multi-decade current monitor the epitome of simplicity
11.07.2017 · Circuits
This Design Idea has proved as useful as it is simple. With just three or four components, it allows the monitoring of current from microamps to well over 100 mA in a single range...
Wide-band 20 Watt single-stage driver yields high efficiency, gain and extremely low thermal resistance
11.07.2017 · News
Ampleon announced the launch of a multi-purpose 20 Watt single-stage RF power amplifier driver transistor. The BLP9G0722-20G is a cost-effective 28 V LDMOS device that targets a wide range of applications from 0.4 to 2.7 GHz...
20V, 4MHz, Synchronous Dual 6A Step-Down Regulator in a Compact 4mm x 5mm QFN
10.07.2017 · News
Analog Devices announces the LTC3636 and LTC3636-1 are high efficiency, 4 MHz synchronous dual output buck regulators that incorporate a unique constant frequency/controlled on-time, current mode control scheme with phase lockable switching frequency...
Dialog Semiconductor Introduces First USB-PD Interface IC Optimized For Power Supplies
06.07.2017 · News
Dialog Semiconductor unveiled iW656, the market’s first state machine based USB Power Delivery interface IC. The device allows designers to develop standards compliant, highly efficient designs that charge fast and deliver high power density for small form factor travel adapters...
Hybrid Switching/Linear Method Yields LED-Current Controller with Wide Dimming Ratio
06.07.2017 · Circuits
By using two basic power-supply topologies in conjunction, this circuit provides an easily controlled current source that is well-suited for dimming LEDs...
Nuvoton Launches High Performance with Low Pin Count - 1T 8051 N76E003 Microcontroller
Nuvoton Technology announced the new generation of high efficiency 1T 8051 product line – the N76E003 series. With built-in 18 KB Flash memory and large capacity 1 KB SRAM to support powerful functional design, the N76E003 series also offers precise internal reference voltage, as well as both TSSOP20 and QFN20 small packages...