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LX1688IPW中文资料
LX1688IPW数据手册规格书PDF详情
DESCRIPTION
The LX1688 is a fixed frequency, dual current/voltage mode, switching regulator that provides the control function for Cold Cathode Fluorescent Lighting (CCFL). This controller can be used to drive a single lamp, but is specifically designed for multiple lamp LCD panels. The IC can be configured as a master or slave and synchronize up to 12 controllers.
The LX1688 includes highly integrated universal ‘PWM or DC’ dim input that allows either a PWM or DC input to adjust brightness without requiring external conditioning, since a single external capacitor CPWM can be used to integrate a PWM input. Burst mode dimming is possible if the user supplies a low frequency PWM signal on the BRITE input and no CPWM capacitor is used. The controller utilizes Microsemi’s patented direct drive fixed frequency topology and patented resonant lamp strike generation technique.
KEY FEATURES
▪ Provision to Synchronize Lamp Current & Frequency With Other Controllers
▪ Dimming With Analog or Digital (PWM) Methods (>20:1)
▪ Programmable Fixed Frequency
▪ Adjustable Power-up Reset
▪ ENABLE/BRITE Polarity Selection
▪ Voltage Limiting on Step-up Transformer Secondary Winding
▪ Open Lamp Timeout Circuitry
▪ Switched VDD Output (10mA)
▪ Micro-Amp Sleep Mode
▪ Operates With 3.3V to 5V Supply
▪ 100mA Output Drive Capability
APPLICATIONS / BENEFITS
▪ Desktop LCD Monitors
▪ Multiple Lamp Panels
▪ Low Ambient Light Displays
▪ High Efficiency
▪ Lower Cost than Conventional Buck/Royer Inverter Topologies
▪ Improved Lamp Strike Capability
▪ Improved Over-Voltage Control
LX1688IPW产品属性
- 类型
描述
- 型号
LX1688IPW
- 功能描述
IC CTRLR CCFL BACKLIGHT 24TSSOP
- RoHS
是
- 类别
集成电路(IC) >> PMIC - 照明,镇流器控制器
- 系列
-
- 产品培训模块
Lead(SnPb) Finish for COTS Obsolescence Mitigation Program
- 标准包装
2,500
- 系列
-
- 类型
CCFL 控制器
- 频率
40 ~ 80 kHz 电流 -
- 电源
5mA 电流 -
- 输出
-
- 电源电压
4.5 V ~ 5.5 V
- 工作温度
-40°C ~ 85°C
- 封装/外壳
16-SOIC(0.154,3.90mm 宽)
- 供应商设备封装
16-SOIC
- 包装
带卷(TR)
- 其它名称
90-3991V+V01
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
Microsemi |
23+ |
24-TSSOP |
7750 |
全新原装优势 |
|||
MICROSEMI |
25+23+ |
TSSOP24 |
32564 |
绝对原装正品全新进口深圳现货 |
|||
MICROSEMI |
18+ |
TSSOP24 |
85600 |
保证进口原装可开17%增值税发票 |
|||
MICROSEMI |
20+ |
SSOP-24 |
932 |
就找我吧!--邀您体验愉快问购元件! |
|||
MICROSEMI/美高森美 |
21+ |
TSSOP24 |
10000 |
全新原装 公司现货 价格优 |
|||
MICROSEMI/美高森美 |
23+ |
TSSOP24 |
50000 |
全新原装正品现货,支持订货 |
|||
MICROSEMI/美高森美 |
24+ |
TSSOP24 |
7317 |
原装现货假一赔十 |
|||
Microsemi Corporation |
22+ |
24TSSOP |
9000 |
原厂渠道,现货配单 |
|||
Microsemi Corporation |
24+ |
24-TSSOP |
35200 |
一级代理/放心采购 |
|||
Microsemi Corporation |
23+ |
24TSSOP |
9000 |
原装正品,支持实单 |
LX1688IPW 价格
参考价格:¥33.4425
LX1688IPW 资料下载更多...
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Microsemi Corporation 美高森美公司
Microsemi Corporation是一家全球领先的半导体和系统解决方案供应商,专注于高性能、低功耗的产品。公司成立于1983年,总部位于美国加利福尼亚州的阿尔塔迪纳(Aliso Viejo, CA)。Microsemi的产品广泛应用于航空航天及国防、通信、数据中心、工业及医疗等多个领域。 Microsemi提供的产品包括:模拟和混合信号集成电路、FPGA(现场可编程门阵列)、电源管理解决方案、时钟和时序解决方案、嵌入式系统以及与通信相关的设备。公司以其创新的技术和高可靠性著称,致力于支持客户在其复杂和多变的应用中实现高效能和高安全性。 通过不断的研发投资和战略收购,Microsemi不