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LX1992CDUT

更新时间： 2024-11-21 20:08:35
品牌 Logo 应用领域
美高森美 - MICROSEMI 驱动光电二极管接口集成电路
页数 文件大小 规格书
11页 344K
描述
LED Driver, 1-Segment, PDSO8, PLASTIC, MSOP-8

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中文翻译

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LX1992CDUT 技术参数

是否无铅： 不含铅是否Rohs认证： 符合
生命周期：Obsolete零件包装代码：MSOP
包装说明：TSSOP, TSSOP8,.19针数：8
Reach Compliance Code：unknownECCN代码：EAR99
HTS代码：8542.39.00.01风险等级：5.71
数据输入模式：ANALOG接口集成电路类型：LED DISPLAY DRIVER
JESD-30 代码：R-PDSO-G8长度：3 mm
湿度敏感等级：1复用显示功能：NO
功能数量：1区段数：1
端子数量：8最高工作温度：70 °C
最低工作温度：封装主体材料：PLASTIC/EPOXY
封装代码：TSSOP封装等效代码：TSSOP8,.19
封装形状：RECTANGULAR封装形式：SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
峰值回流温度（摄氏度）：260电源：3 V
认证状态：Not Qualified座面最大高度：1.1 mm
子类别：Display Drivers最大供电电压：6 V
最小供电电压：1.6 V标称供电电压：3 V
表面贴装：YES温度等级：COMMERCIAL
端子形式：GULL WING端子节距：0.65 mm
端子位置：DUAL处于峰值回流温度下的最长时间：40
宽度：3 mmBase Number Matches：1

LX1992CDUT 数据手册

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LX1992  
High Efficiency LED Driver  
L I N F I N I T Y D I V I S I O N  
PRODUCTION  
KEY FEATURES  
DESCRIPTION  
ꢀ > 90% Efficiency  
The LX1992 is a compact high  
Programming the output current is  
ꢀ 80µA Typical Quiescent Supply  
Current  
efficiency step-up boost controller for readily achieved by using one external  
driving white or color LEDs in current sense resistor in series with the  
ꢀ Externally Programmable Peak  
Inductor Current Limit For  
Maximum Efficiency  
backlight or frontlight systems and LEDs.  
In this configuration, LED  
offers designers maximum flexibility current provides a feedback signal to  
with respect to efficiency and cost. the FB pin, maintaining constant current  
ꢀ Logic Controlled Shutdown  
ꢀ < 1µA Shutdown Current  
ꢀ Dynamic Output Current  
Adjustment Via Analog  
Reference Or Direct PWM Input  
ꢀ 8-Pin MSOP Package or 8-Pin  
MLP  
The LX1992 features  
a pseudo- regardless of varying LED forward  
hysteretic pulse frequency modulation voltage (VF). Moreover, the LX1992 is  
topology and uses an external N- capable of achieving output currents in  
Channel MOSFET.  
Further, the excess of 150mA, depending on the  
LX1992 features control circuitry that MOSFET selected.  
is optimized for portable systems (e.g.,  
The LX1992 has an additional feature  
quiescent supply current of 80µA for simple dynamic adjustment of the  
(typ) and a shutdown current of less output current (i.e., up to 100% of the  
APPLICATIONS/BENEFITS  
than  
1µA).  
These  
design maximum  
programmed  
current).  
ꢀ Pagers  
enhancements provide for improved Designers can make this adjustment via  
performance in battery operated an analog reference signal or a direct  
ꢀ Wireless Phones  
ꢀ PDAs  
systems applications.  
PWM generated signal applied to the  
ꢀ Handheld Computers  
ꢀ General LCD Bias Applications  
ꢀ LED Driver  
The device input voltage range is ADJ pin and any PWM amplitude is  
from 1.6V to 6.0, allowing for a wide easily accommodated with a single  
selection of system battery voltages external resistor.  
ꢀ Digital Camera Displays  
and  
start-up  
operation  
is  
The LX1992 is available in both the 8-  
Pin MSOP, and the miniature 8-Pin MLP  
requiring minimal PCB area.  
guaranteed at 1.6V input.  
IMPORTANT: For the most current data, consult MICROSEMI’s website: http://www.microsemi.com  
PRODUCT HIGHLIGHT  
L1  
VBAT = 1.6V to 6.0V  
47µH  
1206 Case Size  
C1  
4.7µF  
DRV  
IN  
SRC  
SHDN  
ON OFF  
LX1992  
FB  
ADJ  
CS  
GND  
RCS  
4kΩ  
VF = 3.6V typ.  
ILED = 20mA to 0mA  
RSET  
15Ω  
PACKAGE ORDER INFO  
Plastic MLP  
8-Pin  
LX1992CLM  
Plastic MSOP  
DU  
8-Pin  
TA (°C)  
0 to 70  
LM  
LX1992CDU  
Note: Available in Tape & Reel.  
Append the letter “T” to the part number. (i.e. LX1992CDUT)  
Copyright 2000  
Microsemi  
Page 1  
Rev. 1.0b, 2002-03-18  
Linfinity Microelectronics Division  
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570  
1234567...11

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与LX1992CDUT相关器件

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LX1992CDU-TR MICROSEMI

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 		LED Driver, 1-Segment, PDSO8, LEAD FREE, PLASTIC, MSOP-8
LX1992CLM MICROSEMI

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 		High Efficiency LED Driver
LX1992-CLM ETC

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LX1992CLM-TR MICROSEMI

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 		LED Driver, 1-Segment, PLASTIC, MLP-8
LX1992EVALKIT ETC

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 		LED Driver
LX1993 MICROSEMI

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 		High Efficiency LED Driver
LX1993-02EVALKIT ETC

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 		LED Driver
LX1993CDU MICROSEMI

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 		High Efficiency LED Driver
LX1993CDUT MICROSEMI

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 		暂无描述
LX1993EVALKIT ETC

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 		LED Driver

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