Datasheet Texas Instruments LM2743MTCX/NOPB — 数据表
| 制造商 | Texas Instruments |
| 系列 | LM2743 |
| 零件号 | LM2743MTCX/NOPB |
具有跟踪14-TSSOP -40至125的2.2-16V电压模式同步降压控制器
数据表
LM2743 Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller datasheet
PDF, 1.5 Mb, 修订版: H, 档案已发布: Oct 30, 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 | 14 | 14 |
| Package Type | PW | PW |
| Industry STD Term | TSSOP | TSSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G |
| Package QTY | 2500 | 2500 |
| Carrier | LARGE T&R | LARGE T&R |
| Device Marking | MTC | 2743 |
| Width (mm) | 4.4 | 4.4 |
| Length (mm) | 5 | 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 | Voltage Mode |
| Duty Cycle(Max) | 80 % |
| Iout(Max) | 20 A |
| Iq(Typ) | 1.5 mA |
| Number of Phases | 1 |
| Operating Temperature Range | -40 to 125 C |
| Package Group | TSSOP |
| Rating | Catalog |
| Regulated Outputs | 1 |
| Special Features | Enable,Power Good,Synchronous Rectification,Tracking |
| Switching Frequency(Max) | 2000 kHz |
| Switching Frequency(Min) | 50 kHz |
| Type | Controller |
| Vin(Max) | 16 V |
| Vin(Min) | 2.2 V |
| Vout(Max) | 13.5 V |
| Vout(Min) | 0.6 V |
生态计划
| RoHS | Compliant |
设计套件和评估模块
- Evaluation Modules & Boards: LM2743EVAL
Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller Evaluation Module
Lifecycle Status: Active (Recommended for new designs) - Evaluation Modules & Boards: LM2743-19AEVAL
Low Voltage N-Channel MOSFET Synchronous Buck Regulator Controller Evaluation Module
Lifecycle Status: Active (Recommended for new designs)
应用须知
- AN-1603 LM274X Reference Designs (Rev. C)PDF, 222 Kb, 修订版: C, 档案已发布: May 1, 2013
This application note presents several reference designs that implement the LM274X synchronous buckcontroller. The designs address various applications in a wide variety of configurations. The designreference will give an engineer a head start on their project, with designs encompassing sequencing,tracking, synchronizing multiple power supplies, DDR termination, buck-boost, low PCB real esta - Current Limit Foldback Improves Short Circuit Protection in LM274X Family (Rev. B)PDF, 89 Kb, 修订版: B, 档案已发布: Apr 23, 2013
This application report discusses the function of the low side current limit used in the LM274X, andpresents a simple method to enhance the short-circuit protection. the current limit is required to protect thepower components from thermal stress, which can reduce life span. Typically, high side current limitdesigns require an internal rising edge blanking time or external filter to avoid no - Optmiz Pwr Cntrlr Dsigns thru Utiliz Freq & Sync, Ext Ref, Trking & Precis ENPDF, 359 Kb, 档案已发布: Apr 24, 2008
- Reduce buck-converter EMI and voltage stress by minimizing inductive parasiticsPDF, 926 Kb, 档案已发布: Jul 21, 2016
- Power Management Considerations for FPGAs and ASICsPDF, 745 Kb, 档案已发布: Mar 22, 2007
模型线
系列: LM2743 (4)
- LM2743MTC LM2743MTC/NOPB LM2743MTCX LM2743MTCX/NOPB
制造商分类
- Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)