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LX1992CLM-TR PDF预览

LX1992CLM-TR

更新时间： 2024-11-21 12:58:19
品牌 Logo 应用领域
美高森美 - MICROSEMI 驱动器
页数 文件大小 规格书
11页 325K
描述
LED Driver, 1-Segment, PLASTIC, MLP-8

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LX1992CLM-TR 技术参数

是否无铅：不含铅是否Rohs认证：符合
生命周期：Active零件包装代码：SOIC
包装说明：HTSON,针数：8
Reach Compliance Code：compliantECCN代码：EAR99
HTS代码：8542.39.00.01风险等级：5.71
Is Samacsys：N接口集成电路类型：LED DISPLAY DRIVER
JESD-30 代码：S-XDSO-N8JESD-609代码：e3
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：UNSPECIFIED封装代码：HTSON
封装形状：SQUARE封装形式：SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE
峰值回流温度（摄氏度）：260认证状态：Not Qualified
座面最大高度：1.05 mm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
端子面层：MATTE TIN端子形式：NO LEAD
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 mm
Base Number Matches：1

LX1992CLM-TR 数据手册

 浏览型号LX1992CLM-TR的Datasheet PDF文件第2页浏览型号LX1992CLM-TR的Datasheet PDF文件第3页浏览型号LX1992CLM-TR的Datasheet PDF文件第4页浏览型号LX1992CLM-TR的Datasheet PDF文件第5页浏览型号LX1992CLM-TR的Datasheet PDF文件第6页浏览型号LX1992CLM-TR的Datasheet PDF文件第7页 
LX1992  
®
TM  
High Efficiency LED Driver  
P
RODUCTION DATA SHEET  
KEY FEATURES  
DESCRIPTION  
ƒ > 90% Efficiency  
The LX1992 is a compact high  
Programming the output current is  
ƒ 80µA Typical Quiescent Supply  
Current  
ƒ Externally Programmable Peak  
Inductor Current Limit For  
Maximum Efficiency  
ƒ Logic Controlled Shutdown  
ƒ < 1µA Shutdown Current  
ƒ Dynamic Output Current  
Adjustment Via Analog  
Reference Or Direct PWM Input  
ƒ 8-Pin MSOP Package or 8-Pin  
MLP  
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  
backlight or frontlight systems and LEDs.  
In this configuration, LED  
offers designers maximum flexibility current provides a feedback signal to the  
with respect to efficiency and cost. FB pin, maintaining constant current  
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).  
ƒ Pagers  
ƒ Wireless Phones  
ƒ PDAs  
ƒ Handheld Computers  
ƒ General LCD Bias Applications  
ƒ LED Driver  
enhancements provide for improved Designers can make this adjustment via  
performance in battery operated an analog reference signal or a direct  
systems applications.  
PWM generated signal applied to the  
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.  
ƒ 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  
47  
µH  
1206 Case Size  
C1  
4.7  
µ
F
DRV  
SRC  
IN  
SHDN  
ON OFF  
LX1992  
FB  
ADJ  
CS  
GND  
RCS  
4kΩ  
VF = 3.6V typ.  
ILED = 20mA to 0mA  
RSET  
15 Ω  
PACKAGE ORDER INFO  
Plastic MLP  
8-Pin  
Plastic MSOP  
DU  
8-Pin  
LM  
TA (°C)  
0 to 70  
RoHS Compliant / Pb-free RoHS Compliant / Pb-free  
Transition DC: 0452  
Transition DC: 0432  
LX1992CLM  
LX1992CDU  
Note: Available in Tape & Reel. Append the letters “TR” to the part number. (i.e.  
LX1992CDU-TR)  
Copyright © 2000  
Rev. 1.1b, 2005-03-03  
Microsemi  
Page 1  
Linfinity Microelectronics Division  
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570  
1234567...11

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