Datasheet Texas Instruments LM21305SQ/NOPB — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM21305 |
| 零件号 | LM21305SQ/NOPB |
具有可调频率的3-18V，5A，电流模式同步降压稳压器28-WQFN -40至85
数据表
LM21305 3-V to 18-V, 5-A, Adjustable Frequency Synchronous Buck Converter datasheet
PDF, 1.9 Mb, 修订版: G, 档案已发布: Sep 25, 2015
从文件中提取
价格
状态
| Lifecycle Status | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No |
打包
| Pin | 28 |
| Package Type | RSG |
| Industry STD Term | WQFN |
| JEDEC Code | S-PQFP-N |
| Package QTY | 1000 |
| Carrier | SMALL T&R |
| Device Marking | 21305SQ |
| 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) | 100 % |
| Iout(Max) | 5 A |
| Iq(Typ) | 9 mA |
| Operating Temperature Range | -40 to 85 C |
| Package Group | WQFN |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Enable,Frequency Synchronization,Power Good,Pre-Bias Start-Up,Synchronous Rectification |
| Switching Frequency(Max) | 1500 kHz |
| Switching Frequency(Min) | 300 kHz |
| Type | Converter |
| Vin(Max) | 18 V |
| Vin(Min) | 3 V |
| Vout(Max) | 0.6 V |
| Vout(Min) | 0.6 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM21305EVM
LM21305 Evaluation Board
Lifecycle Status: Active (Recommended for new designs)
模型线
系列: LM21305 (3)
- LM21305SQ/NOPB LM21305SQE/NOPB LM21305SQX/NOPB
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Converter (Integrated Switch)