Article List :  ETC : 325 posted

AM1D - 1 watt dc-dc converters

ETC 2008/08/04 13:17

GENERAL DESCRIPTION
Our AM1D series is a family of cost effective 1W single,dual, dual separate output isolated DC-DC converters.
These converters achieve low cost and ultra-miniature SIP7 pin size without compromising performance and reliability.
Two hundred sixteen models operates from input voltages of 5, 12 & 24VDC; producing output voltage levels of 3.3, 5, 7.2, 9, 12, 15, 18, 24, ±3.3, ±5, ±7.2, ±9, ±12, ±15, ±18 & ±24VDC.
Full SMD-design and a 100% production test of parameters ensures a high reliability in this product.

FEATURES
* 7PIN SIP PACKAGE
* LOW RIPPLE & NOISE
* HIGH EFFICIENCY UP TO 80%
* INPUT/OUTPUT ISOLATION: 1000, 3000, 4000 & 5200VDC
* OPERATING TEMPERATURE: -40°C ... +85°C
* PIN-COMPATIBLE WITH MULTIPLE MANUFACTURERS

AM1D-0503S
AM1D-0505S
AM1D-0507S
AM1D-0509S
AM1D-0512S
 

AM1D - 1 watt dc-dc converters

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TAG Converter


C2472 - RDFC Controllers for Offline Applications

ETC 2008/06/03 09:33

OVERVIEW
The C2472, C2473 and C2474 controllers use CamSemi’s Resonant Discontinuous Forward Converter (RDFC) topology to create a high efficiency, low cost alternative to line-frequency transformer PSUs.
By operating in resonant mode, EMI is greatly reduced, enabling the replacement of linear PSUs in demanding applications such as audio products and cordless phone chargers.
The C2472, C2473 and C2474 controllers also offer overload protection which is usually associated with more expensive switch mode solutions.

FEATURES
* Highly integrated CMOS controller IC
* Low cost package options
* Drive suitable for low cost bipolar power transistors
* Resonant switching for high efficiency and low EMI
* Frequency optimised for power circuit parasitics
* Protection against overload, over-temperature and under-voltage

APPLICATIONS
External AC/DC charger/adaptor (single voltage input) e.g. cordless phones, portable electric tools.
Embedded PSU (single voltage input) e.g. set-top boxes, DVD players, audio products, domestic appliances.

ADVANTAGES
* Low system component count
* High average efficiency
* Low standby power consumption
* EMI compliance without extra components
* High isolation & surge voltage withstand
* High power density in very small size

C2472PX2-TR7
C2472PX2-TR13
C2473PX1-TR7
C2473PX1-TR13
C2474PW1-T1

 

C2472 - RDFC Controllers for Offline Applications

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C2471 - RDFC Controllers for Offline Applications up to 6 W

ETC 2008/06/02 09:40

OVERVIEW
 The C2471 controllers use CamSemi’s low power Resonant Discontinuous Forward Converter (RDFC) topology to create a high efficiency, low cost alternative to line-frequency transformer PSUs, for applications up to 6 W.
By operating in resonant mode, EMI is greatly reduced, enabling the replacement of linear PSUs
in demanding applications such as audio products and cordless phone chargers.
The C2471 controllers also offer overload protection which is usually associated with more expensive switch mode solutions.

FEATURES
* Highly integrated CMOS controller IC
* Low cost package options
* Drive suitable for low cost bipolar power transistors
* Resonant switching for high efficiency and low EMI
* Frequency optimised for power circuit parasitics
* Protection against overload, over-temperature and under-voltage

APPLICATIONS
* External AC/DC charger/adapter (single voltage input) e.g. cordless phones, low power adapters.
* Embedded PSU (single voltage input), audio products, domestic appliances.

ADVANTAGES
* Low system component count
* High average efficiency
* Low no load power consumption
* EMI compliance without extra components
* High isolation & surge voltage withstand
* High power density in very small size

C2471LX2-TR7
C2471LX2-TR13
C2471LW1-T1

 

C2471 - RDFC Controllers for Offline Applications up to 6 W

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TIP250 - 8 Mbytes Flash Memory

ETC 2008/06/02 09:12

Application Information
 The TIP250 is an IndustryPack compatible module that offers an easy and reliable way to implement 8 Mbytes of Flash memory.
The TIP250 is ideal for holding application code, operating system software or data.
Two AM29LV033 devices (32Mbit, x8 organized) are used to provide 1 bank of 8 Mbytes (16 bit wide) Flash memory which is divided into 64 sectors of 128 Kbytes (16 bit wide).
Accesses to the TIP250 Flash memory occur within the IP memory space.
After power-on the TIP250 comes up in read only mode.
The IP I/O space holds the Flash Control Register and the interrupt vector register.

Technical Information
* Interface according to IndustryPack specification
* Identification-PROM supports auto-configuration
* Single Size IndustryPack
* 8 Mbytes of Flash Memory
* Organized in 1 bank of 8 Mbytes (16 bit wide), 64 sectors of 128 Kbytes (16 bit wide)
* Flash chip: 2 x AM29LV033, 90 ns, TSOP package
* Guaranteed min. erase and program cycle endurance: 1.000.000 cycles
* Typical bank erase time: 45 s
* Typical sector erase time: 0.7 s
* Typical word programming time: 9 μs
* Typical bank programming time: 36 s
* Interrupt support on program / erase cycles
* Power requirements: +5V only, on board +3.3V generation
* No connections to IP-I/O connector
* Operating temperature -40°C to +85°C

TIP250-10
TIP250-DOC
TIP250-ED
TIP250-SW-92
TIP250-SW-95

 

TIP250 - 8 Mbytes Flash Memory

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TAG Memory


MG-S01SP - SiRF Star III LowPower GPS Module

ETC 2008/05/30 09:58

Overview
 Modulestek GPS module MG-S01SP is a high sensitivity, compact size, plug & play also the Low Power consumption GPS module board designed for a broad spectrum of OEM system applications.
This product is based on the SiRF Star III technology and it will track up to 20 satellites at a time while providing fast time-to-first-fix.
Its far reaching capability meets the sensitivity & accuracy requirements of car navigation as well as other location-based applications, such as AVL system.
Handheld navigator, PDAs, Wrist Watches, Personal Locators, Toll collection, Fleet Management, pocket PC, or any battery operated navigation system.
The MG-S01SP design utilizes the latest surface mount technology and high level circuit integration to achieve superior performance while minimizing dimension and power consumption.
This hardware capability combined with software intelligence makes the board easy to be integrated and used in all kinds of navigation applications or products.

Main Feature
* Built-in high performance SiRF Star III Low power chipset.
* Built-in Ceramics Antenna; Low integration effort with Plug & Play GPS module.
* Current consumption 40mA
* 20 channels parallel.
* Average Cold Start in 42 seconds.
* -159 dBm sensitivity in tracking mode
* NMEA0183 compliant protocol
* Extreme fast TTFF at low signal level
* Compact Size, Easy integration into hand-held device. MG-S01SP 19.0 x 19.0 x 6.5mm(18x18x2mm patch antenna)

Applications
MG-S01SP module board receiver is a high performance, ultra low power consumption, plug &play product. These applications are as follow.
* Car Navigation
* Wrist Watch
* Solar Operated Device
* Marine Navigation
* Fleet Management
* AVL and Location-Based Services
* Radar detector with GPS function
* Hand-Held Device for Personal Positioning and Navigation
* Ideal for PAD, Pocket PC and Other Computing Devices at GPS Application

 

MG-S01SP - SiRF Star III LowPower GPS Module

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TAG GPS, Module, Power



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