Datasheet Texas Instruments LM25141QRGETQ1 — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM25141-Q1 |
| 零件号 | LM25141QRGETQ1 |
具有频率扩展频谱的24VQFN车载2.2MHz低Iq同步降压控制器-40至125
数据表
LM25141-Q1 2.2-MHz, 42-V Synchronous Buck Controller With Low IQ datasheet
PDF, 2.8 Mb, 档案已发布: Mar 1, 2016
从文件中提取
价格
状态
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | Yes |
打包
| Pin | 24 | 24 |
| Package Type | RGE | RGE |
| Industry STD Term | VQFN | VQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 250 | 250 |
| Carrier | SMALL T&R | SMALL T&R |
| Device Marking | 25141Q | LM |
| Width (mm) | 4 | 4 |
| Length (mm) | 4 | 4 |
| Thickness (mm) | .88 | .88 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | 1 | 1 |
| Mechanical Data | 下载 | 下载 |
参数化
| Control Mode | Current Mode |
| Duty Cycle(Max) | 99 % |
| Iout(Max) | 20 A |
| Iq(Typ) | 0.035 mA |
| Number of Phases | 1 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | VQFN |
| Rating | Automotive |
| Regulated Outputs | 1 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Power Good,Pre-Bias Start-Up,Spread Spectrum,Synchronous Rectification,UVLO Fixed |
| Switching Frequency(Max) | 2600 kHz |
| Switching Frequency(Min) | 350 kHz |
| Type | Controller |
| Vin(Max) | 42 V |
| Vin(Min) | 3.8 V |
| Vout(Max) | 15 V |
| Vout(Min) | 1.5 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM5141QRGEVM
LM5141QRG Synchronous Buck Converter Evaluation Module
Lifecycle Status: Active (Recommended for new designs)
应用须知
- Designing the front-end DC/DC conversion stage to withstand automotive transientPDF, 336 Kb, 档案已发布: Jan 18, 2017
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, 档案已发布: Jul 21, 2016
模型线
系列: LM25141-Q1 (2)
- LM25141QRGERQ1 LM25141QRGETQ1
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)