Datasheet Texas Instruments LM25119PSQX/NOPB — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM25119 |
| 零件号 | LM25119PSQX/NOPB |
4.5-42V宽输入电压，电流模式双同步降压控制器32-WQFN -40至125
数据表
LM25119, LM25119-Q1 Wide Input Range, Dual Synchronous Buck Controller datasheet
PDF, 1.5 Mb, 修订版: H, 档案已发布: May 17, 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 | 32 |
| Package Type | RTV |
| Industry STD Term | WQFN |
| JEDEC Code | S-PQFP-N |
| Package QTY | 4500 |
| Carrier | LARGE T&R |
| Device Marking | L25119P |
| Width (mm) | 5 |
| Length (mm) | 5 |
| Thickness (mm) | .75 |
| Pitch (mm) | .5 |
| Max Height (mm) | .8 |
| Mechanical Data | 下载 |
参数化
| Control Mode | Current Mode |
| Duty Cycle(Max) | 98 % |
| Iout(Max) | 40 A |
| Iq(Typ) | 6 mA |
| Number of Phases | 2 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | WQFN |
| Rating | Catalog |
| Regulated Outputs | 2 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,UVLO Adjustable |
| Switching Frequency(Max) | 750 kHz |
| Switching Frequency(Min) | 50 kHz |
| Type | Controller |
| Vin(Max) | 42 V |
| Vin(Min) | 4.5 V |
| Vout(Max) | 41.3 V |
| Vout(Min) | 0.8 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM25119EVAL
Evaluation Board for the LM25119 Wide Vin Dual Synchronous Buck Controller
Lifecycle Status: Active (Recommended for new designs)
应用须知
- 1Q 2012 Issue Analog Applications JournalPDF, 2.4 Mb, 档案已发布: Jan 31, 2012
- Benefits of a multiphase buck converterPDF, 868 Kb, 档案已发布: Jan 31, 2012
- 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: LM25119 (3)
- LM25119PSQ/NOPB LM25119PSQE/NOPB LM25119PSQX/NOPB
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)