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L5983TR PDF预览

L5983TR

更新时间: 2024-01-06 07:24:50
品牌 Logo 应用领域
意法半导体 - STMICROELECTRONICS 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
37页 940K
描述
1.5A step-down switching regulator

L5983TR 技术参数

是否Rohs认证: 符合生命周期:Active
零件包装代码:QFP包装说明:HVSON, SOLCC8,.11,20
针数:8Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.39.00.01
风险等级:5.63Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制模式:VOLTAGE-MODE
最大输入电压:18 V最小输入电压:2.9 V
标称输入电压:12 VJESD-30 代码:S-PDSO-N8
JESD-609代码:e3长度:3 mm
湿度敏感等级:1功能数量:1
端子数量:8最大输出电流:1.5 A
封装主体材料:PLASTIC/EPOXY封装代码:HVSON
封装等效代码:SOLCC8,.11,20封装形状:SQUARE
封装形式:SMALL OUTLINE, HEAT SINK/SLUG, VERY 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 mm
子类别:Switching Regulator or Controllers表面贴装:YES
切换器配置:BUCK最大切换频率:1000 kHz
端子面层:Matte Tin (Sn) - annealed端子形式:NO LEAD
端子节距:0.5 mm端子位置:DUAL
处于峰值回流温度下的最长时间:30宽度:3 mm
Base Number Matches:1

L5983TR 数据手册

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L5983  
1.5A step-down switching regulator  
Features  
1.5A DC output current  
2.9V to 18V input voltage  
Output voltage adjustable from 0.6V  
250kHz switching frequency, programmable  
up to 1MHz  
VFQFPN8 3x3  
Internal soft-start  
Inhibit  
Description  
Low dropout operation: 100% duty cycle  
Voltage feed-forward  
The L5983 is a step down switching regulator with  
2.0A current limited embedded power MOSFET,  
so it is able to deliver an output current in excess  
of 1.5A DC to the load.  
Zero load current operation  
Over current and thermal protection  
VQFN3x3-8L package  
The input voltage can range from 2.9V to 18V,  
while the output voltage can be set starting from  
Applications  
0.6V to V . Having a minimum input voltage of  
2.9V, the device is suitable for also for the 3.3V  
bus.  
IN  
Consumer:  
STB, DVD, DVD recorder, car audio, LCD TV  
and monitors  
Requiring a minimum set of external components,  
the device includes an internal 250kHz switching  
frequency oscillator that can be externally  
adjusted up to 1MHz.  
Industrial:  
Chargers, car battery, PLD, PLA, FPGA  
Networking: XDSL, modems, DC-DC modules  
The QFN package with exposed pad allows  
Computer:  
reducing the R  
60°C/W.  
down to approximately  
thJA  
Optical storage, hard disk drive, printers,  
audio/graphic cards  
Figure 1.  
Application circuit  
October 2007  
Rev 2  
1/37  
www.st.com  
37  

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