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大联大控股世平推出多款无线智能照明LED调光解决方案

大联大控股宣布,其旗下世平为了满足市场对智能照明的日趋强烈的需求而推出多款基于Zigbee、BLE、Wi-Fi 等无线通讯技术的智能照明LED调光解决方案,其中包括Zigbee LED Lighting、BLE LED Lighting、Wi-Fi LED Lighting等。在这些方案中,整合了大联大控股世平代理的众多国际大厂的高性能产品,包括Cree、EPCOS、Freescale、Gainspan、NXP、ONSemi、ST、TI、Toshiba、Vishay等,再次展现其优异的资源整合能力和系统设计能力。

LED具有节能、环保、寿命长、体积小等特点,可以广泛应用于各种指示、显示、装饰、背光源、普通照明和城市夜景等领域。城市智能照明系统作为智慧城市的核心子系统,运用无线ZigBee、Wi-Fi、BLE等多种物联网和IT技术,实现了远程单灯开关、调光、检测等管控功能。

无线通讯模块:

NXP JN5168 Zigbee 模块:
2.4GHz IEEE802.15.4兼容
深度休眠:0.1uA
接收电流:18mA
发射电流:15mA
极高的接收灵敏度 ( -95dbm ) 和抗干扰性

WPIg_Zigbee LED Lighting_Diagram_20140416

图示- Zigbee LED Lighting架构图

Freescale MKW2x Zigbee 芯片:
2.4GHz IEEE802.15.4 兼容
50MHz ARM Cortex-M4 MCU,带16通道DMA
接收电流:15mA
发射电流:15mA
灵敏度-102dBm
输出功率可设置-30 ~ +8dBm

WPIg_BLE LED Lighting_Diagram_20140416

图示- BLE LED Lighting架构图

TI CC2540 BLE 模块:
高性能、低功耗的8051微控制器内核
兼容2.4 G蓝芽低功耗的RF收发器
极高的接收灵敏度(-97dbm)和抗干扰性
128 / 256 KB Flash 储存器
8 KB SRAM ,具备在各种供电方式下的数据保持能力

WPIg_WIFI LED Lighting_Diagram_20140416

图示- WIFI LED Lighting架构图

Gainspan GS1011M、GS2100M WIFI 模块:
2.4GHz IEEE802.11b/g/n 兼容
包含TCP/UDP/IP,HTTP,DNS,DHCP and SSL
支持UART/SPI 接口
供电2.7V—3.6V
内置板载天线,客户也可以外接天线
低功耗模式:睡眠、深度睡眠
电源监控
-40℃--+85℃ 

数字PWM调光LED驱动:

NXP SSL2129AT LED 驱动:
IC used: SSL2129AT
AC line input voltage: 196 V to 264 V
Output voltage: 32 V (DC) to 48 V (DC)
Output current: 240 mA (at Vout = 40 V)
Maximum power into LED load: 12 W
Efficiency: > 82 %
Power Factor: > 0.9 (at 12 W)
THD: < 30 % (at 12 W)
Line regulation: ± 8%
Board dimensions: 63mm x 34mm x 25mm (internal board)
Operating temperature: - 40 °C to +100 °C
Mains harmonics: IEC61000-3-2
EMC compliancy: IEC55015

ON NCL30082 LED 驱动:
Quasi−resonant Peak Current−mode Control Operation
Primary Side Sensing (no optocoupler needed)
Wide VCC Range
Source 300 mA / Sink 500 mA Totem Pole Driver with 12 V Gate Clamp
Precise LED Constant Current Regulation 1% Typical
Line Feed−forward for Enhanced Regulation Accuracy
Low LED Current Ripple
250 mV ±2% Guaranteed Voltage Reference for Current Regulation  
~ 0.9 Power Factor with Valley Fill Input Stage
Low Start−up Current (13 uA typ.)
Analog or Digital Dimming
Thermal Fold−back
Wide Temperature Range of −40 to +125 C

TI LM3445 LED 驱动:
Drop-in compatibility with PWM and Phase dimmers
Line injection circuitry enables PFC values greater than 0.95
Adjustable LED current and switching frequency
Flicker free operation

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