参数资料
型号: AS3691B-ZMFT
厂商: ams
文件页数: 15/23页
文件大小: 0K
描述: IC LED DVR 400MA RGB/WHT 64-MLF
标准包装: 4,000
恒定电流:
拓扑: PWM
输出数: 4
内部驱动器:
类型 - 主要: 背光,通用
类型 - 次要: 颜色,RGB
输出电压: 15V
安装类型: *
封装/外壳: *
供应商设备封装: *
包装: *
工作温度: -20°C ~ 85°C
AS3691
Datasheet
9 Application Information
Typical Application Schematic
For RGB leds (and a white color balancing circuit) use the following application schematic including automatic
supply regulation (feedback paths UVR, UVG, UVB):
Figure 14 – Typical AS3691 System for RGB (back-)lighting; several AS3691 can be cascaded
...
Main
supply
DCDC Converter
for VDDR
Voltage Feedback
input for DCDC
DCDC Converter
for VDDG
Voltage Feedback
input for DCDC
DCDC Converter
for VDDB
Voltage Feedback
input for DCDC
VDDR
UVR
Feedback resistor divider
(part of DCDC converter circuit)
VDDG
UVG
Feedback resistor divider
(part of DCDC converter circuit)
VDDB
UVB
Feedback resistor divider
(part of DCDC converter circuit)
VDDG
VDDB
VDDR
...
UVG
UVB
UVR
Vc
Vc
Vc
Vc
Vc
Vc
Vc
Vc
...
D1
D1
D1
...
Overtemp
AS3691
Overtemp
AS3691
Overtemp
AS3691
VSS
PWMG
PWMB
PWMR
5V Supply
5V powered
system
(optional)
PWMG
PWMB
PWMR
www.austriamicrosystems.com (ptr)
Revision 2.3
14 - 22
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AS3691B-ZTSP 功能描述:IC LED DVR 400MA RGB/WH 20ETSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- 恒定电流:- 恒定电压:- 拓扑:升压(升压),切换式电容器(充电泵) 输出数:1 内部驱动器:是 类型 - 主要:背光 类型 - 次要:白色 LED 频率:625kHz ~ 875kHz 电源电压:2.7 V ~ 5.3 V 输出电压:5V 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽) 供应商设备封装:10-µMAX 包装:带卷 (TR) 工作温度:-40°C ~ 85°C
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