Diodes Incorporated

Address:
Zetex Technology Park,
Chadderton,
Oldham



OL9 9LL,UK
United Kingdom

Phone: +44 (0)161 622 4444

Fax: +44 (0)161 622 4469

Web: www.diodes.com


Diodes Incorporated articles

Displaying 1 - 184 of 184

PWM controllers designed to eliminate no-load losses

PWM controllers designed to eliminate no-load losses
Optimised for use in offline AC/DC converters in portable products, consumer electronics and domestic appliances, Diodes Incorporated has introduced a family of PWM controllers. The AP3125 current-mode devices have been designed to improve operating efficiency and eliminate no-load losses.
17th December 2014

MOSFET enables higher capacity lithium batteries

MOSFET enables higher capacity lithium batteries
Offering superior protection for charging one- and two-cell lithium batteries, a bi-directional MOSFET has been introduced by Diodes Incorporated. The DMN2023UCB4's low RDS(ON) reduces power while its thin chip-scale packaging saves space to allow increased battery capacity in consumer applications where size, weight and battery life are critical, such as smartphones, tablets, cameras and portable media players.
16th December 2014

Transistors' 0.4mm off-board height suits wearables

Transistors' 0.4mm off-board height suits wearables
Claimed to be the world’s first DFN0606-packaged NPN and PNP devices, Diodes Incorporated has announced four transistors which occupy a board space of only 0.36mm2 with an off-board height of only 0.4mm. The devices are suited for wearables, such as smart watches, as well as other space-constrained consumer products, such as smartphones and tablets.
10th December 2014


MOSFET gate drivers improve conversion efficiency

MOSFET gate drivers improve conversion efficiency
Designed to control the high-current power MOSFETs used in on-board and embedded power supplies and motor drive circuits, a pair of compact 40V, 1A-rated gate drivers have been introduced by Diodes Incorporated. The ZXGD3009E6 and ZXGD3009DY help MOSFETs to be more rapidly and fully switched on and off, minimise switching losses, improve power density and increase overall conversion efficiency.
2nd December 2014

Soft-start functionality improves power reliability

Soft-start functionality improves power reliability
Providing simple and cost-effective soft-start functionality to improve 3.3 and 5V system power reliability in notebooks, tablets and datacomms, the 5V dual-channel AP22966 load switch has been announced by Diodes Incorporated. With fully adjustable output slew rates set via ground-connected external capacitors on its soft-start inputs, the device’s two N-channel MOSFET outputs can be independently controlled.
25th November 2014

Programmable op-amp offers a bias-select mode

Programmable op-amp offers a bias-select mode
A programmable op-amp which offers a bias-select mode, enabling closer matching of power dissipation and AC performance with the specific requirements of battery-powered consumer and industrial products, has been introduced by Diodes Incorporated. The op-amp is the company’s own version of the TLC271.
24th November 2014

OR'ing controller enhances power supply reliability

OR'ing controller enhances power supply reliability
Aimed at improving reliability of Uninterruptible Power Supplies (UPS) in telecomms, data centers and server duties, Diodes Incorporated has introduced a 40V-rated active OR’ing controller. The ZXGD3108N8 is designed to enhance very low RDS(ON) power MOSFETs, enabling lossy Schottky blocking diodes to be replaced and resulting in a lowered operating temperature and increased UPS system integrity.
19th November 2014

Buck converters enable smarter power regulation

Buck converters enable smarter power regulation
For low output voltage power regulation in digital TV, monitor and other high density, fast changing point-of-load system architectures, Diodes has introduced a series of synchronous buck converters. Employing adaptive constant on-time (AdCOT) control, the AP65450, AP65452 and AP65552 ensure high DC output accuracy, high efficiency and fast transient response.
18th November 2014

Dual DC/DC converter maximises portable device battery life

Dual DC/DC converter maximises portable device battery life
Designed to meet the demands of wireless and DSL modem applications, the PAM2322AGEAR dual PWM step-down DC/DC converter has been released by Diodes Incorporated. Maximising portable device battery life, the device’s pulse-skipping mode enables a reduction in quiescent current under light load operation.
29th October 2014

Fan drivers reduce component count & PCB area

Fan drivers reduce component count & PCB area
Suitable for equipment in which space in limited, a pair of single-phase fan motor drivers have been introduced by Diodes Incorporated. The AH5772 and AH5773 all-in-one, 12V drivers offer a high level of integration, miniature package options and thermal handling, enabling a reduction in component count and PCB area.
6th October 2014

Regulator generates DDR2, 3, 3L & 4 SDRAM voltages

Regulator generates DDR2, 3, 3L & 4 SDRAM voltages
Capable of generating the bus termination voltages needed by DDR 2, 3, 3L and 4 SDRAM memory systems, a low-dropout linear regulator has been released by Diodes Incorporated. The AP2303 regulator, which is suitable for next-gen set-top boxes, mother boards and graphics cards, continuously sources and sinks current up to 1.75A.
3rd October 2014

Rectifiers meet next-gen battery charger efficiency targets

Rectifiers meet next-gen battery charger efficiency targets
Enabling next-gen battery chargers to achieve efficiency and temperature targets, the Trench Super Barrier Rectifier (SBR) series has been launched by Diodes Incorporated. The 15A SBRT15U50SP5 and 20A SBRT20U50SLP rectifiers are the first in the series to be released by the company. While the former is suitable for 10W smartphone chargers, the latter suits 12.5W tablet chargers.
30th September 2014

Primary-side switchers cut cost & improve efficiency

Primary-side switchers cut cost & improve efficiency
Designed to improve power supply efficiency and performance in 5.5W chargers, ADSL adapters and home appliance supplies, Diodes Incorporated introduces an off-line, side-switching controller. The AP3988 regulates output voltage using piece-wide pulse frequency modulation, in which analogue levels are represented as fixed-duration pulses of varying repetition rate.
5th September 2014

Logic family expanded with 13 octal devices

Logic family expanded with 13 octal devices
A low-voltage CMOS logic family, available in QFN and TSSOP 20-pin packages, has been expanded with the addition of octal devices. Thirteen 8-channel logic parts, from Diodes Inc, have been introduced, suitable for data bus applications in a wide range of consumer electronics and data communication products.
26th August 2014

Taking back the power

Taking back the power
  PMICs (Power Management Integrated Circuits) ease the power burden and streamlining power design in smart phones and ultra portable PCs. By Dave Blissett, Smart Energy/Home Automation specialist, Ismosys.
8th July 2014

Load switch safeguards USB ports

Load switch safeguards USB ports
The AP22802 single channel load switch from Diodes Incorporated ensures complete protection for interconnects subject to the risk of surges and short circuits. Optimised for regular USB and other hot-swap applications, this highly integrated device is provided in the small form factor SOT25 package, offering a footprint of only 9mm2.
1st July 2014

Controller manages demands of graphic cards

Controller manages demands of graphic cards
Diodes Incorporated has released a dual-phase synchronous rectified buck controller, optimised for use in high-performance GPU and CPU core power supplies.  Providing PWM video-identification dynamic-output voltage control, the AP3598A assures the fast, high-current response demanded by the inherently large variations in output loading.
1st July 2014

Low voltage DC/DC converter boosts efficiency

Low voltage DC/DC converter boosts efficiency
Diodes Incorporated has released the PAM2401, a low voltage 1MHz step-up DC/DC converter designed to meet the heightened efficiency demands of portable products including battery backups, cordless phones and GPS receivers.  Maintaining an operational efficiency as high as 95%, this synchronous converter provides true output disconnect to prevent leakage and ensures safe start-up at an input as low as 1V.
26th June 2014

LDO regulator saves space in portable applications

LDO regulator saves space in portable applications
Diodes Incorporated has announced the introduction of the AP7341, a 300mA-rated low dropout regulator in the miniature DFN1010-4 package. With a tiny 1.0mm x 1.0mm footprint and height of 0.4mm, the device aids the design of high-density circuits in portable products, including smart phones, media players and compact cameras.
23rd June 2014

Buck controller optimises notebook performance

Buck controller optimises notebook performance
The AP3591 single-phase, synchronous step-down controller from Diodes Incorporated is designed to provide enhanced transient response and output accuracy for low-voltage regulation in notebooks and all-in-one PCs. Operating at a resistor-programmed fixed frequency between 100kHz to 700kHz, the device’s adaptive constant-on-time control algorithm is capable of handling very wide input/output voltage ratios and helps reduce external component counts.
18th June 2014


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