参数资料
型号: A6281EESTR-T
厂商: Allegro Microsystems Inc
文件页数: 10/11页
文件大小: 0K
描述: IC LED DRIVER PWM CONTROL 16-QFN
产品培训模块: A6281 Three-channel LED Driver
标准包装: 1,500
恒定电流:
拓扑: 线性,PWM
输出数: 3
内部驱动器:
类型 - 次要: RGB
频率: 5MHz
电源电压: 4.75 V ~ 17 V
输出电压: 1 V ~ 3 V
安装类型: 表面贴装
封装/外壳: 16-WFQFN 裸露焊盘
供应商设备封装: 16-QFN/MLP 裸露焊盘(3x3)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
产品目录页面: 1141 (CN2011-ZH PDF)
其它名称: 620-1218-2
A6281
8.5 V
+
3-Channel Constant Current LED Driver
with Programmable PWM Control
Applications Drawings
10 μ F
Blue
LEDs
Green
LEDs
Red
LEDs
V O n
1 to 3 V
System Logic
Clock
Data
Latch
CI
OEI
LI
PAD
A6281
CO
OEO
LO
A6281
Output Enable
Tie LGND and PGND
to PAD externally
SDI
SDO
1 μ F
X5R
10 k Ω
Maximum of
250 pixels
Figure 8. Application driving 3 RGB LED strings, each at 75 mA maximum
10 V
+
System Logic
10 μ F
2 Ω
0.5 W
V O n
1 to 3 V
Clock
Data
Latch
CI
OEI
LI
PAD
A6281
CO
OEO
LO
A6281
Output Enable
Tie LGND and PGND
to PAD externally
SDI
SDO
1 μ F
10 V
5 k Ω
Maximum of
250 pixels
Figure 9. Application driving high power LEDs at 450 mA total
Allegro MicroSystems, LLC
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
10
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相关代理商/技术参数
参数描述
A6281KIT 制造商:Allegro MicroSystems 功能描述:EVALIATION KIT
A6282 制造商:ALLEGRO 制造商全称:Allegro MicroSystems 功能描述:16-Channel Constant-Current LED Driver
A6282AEESTR-T 制造商:Allegro MicroSystems LLC 功能描述:
A6282AELPTR-T 制造商:Allegro MicroSystems LLC 功能描述:
A6282EES-T 制造商:Allegro MicroSystems 功能描述:LED DRIVER 16 CH CONST-CURRENT 制造商:Allegro MicroSystems 功能描述:LED DRIVER, 16 CH, CONST-CURRENT 制造商:Allegro MicroSystems 功能描述:LED DRIVER, 16 CH, CONST-CURRENT; Topology:Constant Current; No. of Outputs:16; Output Current:51.1mA; Output Voltage:12V; Driver Case Style:QFN; Input Voltage Min:3V; Input Voltage Max:5.5V; Switching Frequency:30MHz; Operating ;RoHS Compliant: Yes