Datasheet Texas Instruments LM25117PMH/NOPB — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM25117 |
| 零件号 | LM25117PMH/NOPB |
具有跟踪20-HTSSOP -40至125的4.5-42V宽输入电压，电流模式同步降压控制器
数据表
LM25117/Q1 Wide Input Range Synchronous Buck Controller With Analog Current Monitor datasheet
PDF, 2.0 Mb, 修订版: F, 档案已发布: Aug 27, 2015
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 | 20 | 20 |
| Package Type | PWP | PWP |
| Industry STD Term | HTSSOP | HTSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Package QTY | 73 | 73 |
| Carrier | TUBE | TUBE |
| Device Marking | PMH | LM25117 |
| Width (mm) | 4.4 | 4.4 |
| Length (mm) | 6.5 | 6.5 |
| Thickness (mm) | 1 | 1 |
| Pitch (mm) | .65 | .65 |
| Max Height (mm) | 1.2 | 1.2 |
| Mechanical Data | 下载 | 下载 |
参数化
| Control Mode | Current Mode |
| Duty Cycle(Max) | 98 % |
| Iout(Max) | 20 A |
| Iq(Typ) | 4.8 mA |
| Number of Phases | 1 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | HTSSOP |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Adjustable Current Limit,Enable,Frequency Synchronization,Light Load Efficiency,Synchronous Rectification,Tracking,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 V |
| Vout(Min) | 0.8 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM25117EVAL
LM25117 Wide Vin Synchronous Buck Controller Evaluation Board
Lifecycle Status: Active (Recommended for new designs)
应用须知
- Analog Applications Journal 3Q 2015PDF, 7.1 Mb, 档案已发布: Jul 24, 2015
- Ceramic or electrolytic output capacitors in DC/DC converters—Why not both?PDF, 2.1 Mb, 档案已发布: Jul 24, 2015
- 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: LM25117 (6)
- LM25117PMH/NOPB LM25117PMHE/NOPB LM25117PMHX/NOPB LM25117PSQ/NOPB LM25117PSQE/NOPB LM25117PSQX/NOPB
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)