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A6276ELW-T PDF预览

A6276ELW-T

更新时间: 2024-09-17 03:16:55
品牌 Logo 应用领域
急速微 - ALLEGRO 输入元件
页数 文件大小 规格书
14页 342K
描述
16-BIT SERIAL-INPUT, CONSTANT CURRENT LATCHED LED DRIV ER

A6276ELW-T 技术参数

是否Rohs认证: 符合生命周期:Obsolete
零件包装代码:SOIC包装说明:LEAD FREE, MS-013AD, SOIC-24
针数:24Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.81其他特性:COMMON-ANODE
数据输入模式:SERIAL显示模式:SEGMENT
接口集成电路类型:LED DISPLAY DRIVERJESD-30 代码:R-PDSO-G24
JESD-609代码:e3长度:15.4 mm
湿度敏感等级:3复用显示功能:NO
功能数量:1区段数:16
端子数量:24最高工作温度:85 °C
最低工作温度:-40 °C封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装等效代码:SOP24,.4
封装形状:RECTANGULAR封装形式:SMALL OUTLINE
峰值回流温度(摄氏度):260电源:5 V
认证状态:Not Qualified座面最大高度:2.65 mm
子类别:Display Drivers最大供电电压:5.5 V
最小供电电压:4.5 V标称供电电压:5 V
表面贴装:YES技术:BICMOS
温度等级:INDUSTRIAL端子面层:Matte Tin (Sn)
端子形式:GULL WING端子节距:1.27 mm
端子位置:DUAL处于峰值回流温度下的最长时间:40
宽度:7.5 mm最小 fmax:10 MHz

A6276ELW-T 数据手册

 浏览型号A6276ELW-T的Datasheet PDF文件第8页浏览型号A6276ELW-T的Datasheet PDF文件第9页浏览型号A6276ELW-T的Datasheet PDF文件第10页浏览型号A6276ELW-T的Datasheet PDF文件第12页浏览型号A6276ELW-T的Datasheet PDF文件第13页浏览型号A6276ELW-T的Datasheet PDF文件第14页 
6276  
16-BIT SERIAL-INPUT,  
CONSTANT-CURRENT  
LATCHED LED DRIVER  
Applications Information  
The load current per bit (IO) is set by the external resistor  
(REXT) as shown in the figure below.  
diode (VZ), or a series string of diodes (approximately  
0.7 V per diode) for a group of drivers. If the available  
voltage source will cause unacceptable dissipation and  
series resistors or diode(s) are undesirable, a regulator  
such as the Sanken Series SAI or Series SI can be used to  
provide supply voltages as low as 3.3 V.  
For reference, typical LED forward voltages are:  
White  
Blue  
Green  
Yellow  
Amber  
Red  
3.5 – 4.0 V  
3.0 – 4.0 V  
1.8 – 2.2 V  
2.0 – 2.1 V  
1.9 – 2.65 V  
1.6 – 2.25 V  
1.2 – 1.5 V  
Infrared  
Pattern Layout. This device has a common logic-  
ground and power-ground terminal. If ground pattern lay-  
out contains large common-mode resistance, and the volt-  
age between the system ground and the LATCH ENABLE  
or CLOCK terminals exceeds 2.5 V (because of switching  
noise), these devices may not operate correctly.  
Package Power Dissipation (PD). The maximum al-  
lowable package power dissipation is determined as  
PD(max) = (150 - TA)/RθJA  
.
The actual package power dissipation is  
PD(act) = DC • (VCE • IO • 16) + (VDD • IDD) ,  
where DC is the duty cycle.  
When the load supply voltage is greater than 3 V to 5 V,  
considering the package power dissipating limits of these  
devices, or if PD(act) > PD(max), an external voltage re-  
ducer (VDROP) should be used.  
Load Supply Voltage (VLED). These devices are de-  
signed to operate with driver voltage drops (VCE) of  
0.4 V to 0.7 V with LED forward voltages (VF) of 1.2 V to  
4.0 V. If higher voltages are dropped across the driver,  
package power dissipation will be increased significantly.  
To minimize package power dissipation, it is recom-  
mended to use the lowest possible load supply voltage or  
to set any series dropping voltage (VDROP) as  
VDROP = VLED - VF - VCE  
with VDROP = Io • RDROP for a single driver, or a Zener  
115 Northeast Cutoff, Box 15036  
Worcester, Massachusetts 01615-0036 (508) 853-5000  
11  

A6276ELW-T 替代型号

型号 品牌 替代类型 描述 数据表
A6276SLWTR-T ALLEGRO

完全替代

16-BIT SERIAL-INPUT, CONSTANT CURRENT LATCHED LED DRIV ER
A6276SLW-T ALLEGRO

完全替代

16-BIT SERIAL-INPUT, CONSTANT CURRENT LATCHED LED DRIV ER
A6276ELWTR-T ALLEGRO

类似代替

16-BIT SERIAL-INPUT, CONSTANT CURRENT LATCHED LED DRIV ER

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